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Doctor of Science (Tohoku University)
Details of the Researcher
Research History 6
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2012/09 - PresentGraduate School of Science, Tohoku University 教授
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2007/04 - 2012/08Graduate School of Science, Tohoku University 准教授
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2004/07 - 2007/03Graduate School of Science, Tohoku University 助教授
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1995/04 - 2004/06Graduate School of Science, Tohoku University lecturer
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1989/04 - 1995/03Faculty of Science, Tohoku University Research Assistant
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1985/04 - 1989/03Central Research Laboratories, Ajinomoto Co., Inc.
Committee Memberships 8
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日本化学会 代表正会員
2015/03 - Present
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日本化学会 代表正会員
2015/03 - Present
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日本化学会東北支部 支部幹事
2014/04 - Present
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日本化学会東北支部 支部幹事
2014/04 - Present
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日本化学会東北支部 幹事長
2011/04 - 2012/03
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日本化学会東北支部 幹事長
2011/04 - 2012/03
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日本化学会東北支部 支部幹事
2010/04 - 2011/03
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日本化学会東北支部 支部幹事
2010/04 - 2011/03
Professional Memberships 1
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日本化学会
Research Interests 1
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artificial molecular architecture
Research Areas 3
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Nanotechnology/Materials / Synthetic organic chemistry /
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Life sciences / Bioorganic chemistry /
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Nanotechnology/Materials / Structural/physical organic chemistry /
Awards 2
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日本化学会 進歩賞
1995/03 日本化学会
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Junior Scientist Award(12th International Conference on Phosphorus Chemistry)
1992/06 12th International Conference on Phosphorus Chemistry Organizing Committee
Papers 167
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Synthesis of 4,7 '-Bibenzo[ b ]thiophenes Bearing Several Different Substituents at 2-, 2 '-, 4 '-, and 7-Positions; Structurally Featured Molecular Scaffolds for Selective Substitution
Shinichi Mikami, Akihiro Matsuo, Eunsang Kwon, Kozo Toyota
SYNLETT 32 (18) 1826-1832 2021/11
ISSN: 0936-5214
eISSN: 1437-2096
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SYNTHESIS OF 4,7-DIBROMOBENZO[b]THIOPHENE DERIVATIVES VIA 2-(1-ADAMANTYLSULFANYL)-1,4-DIBROMO-3-(ETHYNYL)-BENZENES AND THEIR REACTIONS
Kozo Toyota, Shinichi Mikami, Hiroki Tanaka, Shuhei Yoshida, Kazuma Iwai, Kenta Takahashi, Hiroki Kishi, Yota Kikuchi, Koya Saito, Homa Yamaguchi, Hirotaka Mutoh
HETEROCYCLES 100 (11) 1763-1784 2020/11
DOI: 10.3987/COM-20-14302
ISSN: 0385-5414
eISSN: 1881-0942
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UNEXPECTED FORMATION OF 4,7-DIHALOBENZO[b]THIOPHENES USING OHIRA-BESTMANN REAGENT AND REACTIVITY OF THE HALOGEN-SUBSTITUTED BENZO[b]THIOPHENES IN SUZUKI-MIYAURA COUPLING WITH PHENYLBORONIC ACID
Kozo Toyota, Hirotaka Mutoh, Hiroki Kishi, Shinichi Mikami, Hiroki Tanaka, Shuhei Yoshida, Daisuke Naganuma
HETEROCYCLES 98 (10) 1355-1374 2019/10
DOI: 10.3987/COM-19-14132
ISSN: 0385-5414
eISSN: 1881-0942
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Silica gel-assisted preparation of 2,4,7-trihalobenzo[b]thiophenes and 4,7-dihalobenzo[b]thiophenes
Shinichi Mikami, Hiroki Tanaka, Hiroki Kishi, Shuhei Yoshida, Kozo Toyota
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 194 (7) 768-770 2019/07
DOI: 10.1080/10426507.2019.1603725
ISSN: 1042-6507
eISSN: 1563-5325
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Silica Gel-Assisted Preparation of (Bromo)(chloro)(iodo)benzo[b]thiophenes Bearing Halogen Atoms at the 2-, 4-, and 7-Positions Peer-reviewed
Shinichi Mikami, Hiroki Tanaka, Hiroki Kishi, Shuhei Yoshida, Kozo Toyota
Heterocycles 96 (9) 1529-1548 2018/09
DOI: 10.3987/COM-18-13937
ISSN: 0385-5414
eISSN: 1881-0942
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Synthesis of 2-Azulenyltetrathiafulvalenes by Palladium-Catalyzed Direct Arylation of 2-Chloroazulenes with Tetrathiafulvalene and Their Optical and Electrochemical Properties. International-journal Peer-reviewed
Taku Shoji, Takanori Araki, Shuhei Sugiyama, Akira Ohta, Ryuta Sekiguchi, Shunji Ito, Tetsuo Okujima, Kozo Toyota
The Journal of organic chemistry 82 (3) 1657-1665 2017/02/03
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Synthesis and Properties of (3-Phenyl-1-azulenyl) tetracyanobetadienes and Tris(aryltetracyanobetadiene) s Connected with 1,3,5-Tri(1-azulenyl) benzene Core Peer-reviewed
Shoji, Taku, Maruyama, Akifumi, Tanaka, Miwa, Nagai, Daichi, Shimomura, Erika, Fujimori, Kunihide, Ito, Shunji, Okujima, Tetsuo, Toyota, Kozo, Yasunami, Masafumi
Chemistryselect 1 (1) 49-57 2016
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Synthesis, properties, and redox behavior of 1,1,4,4-tetracyano-2-ferrocenyl-1,3-butadienes connected by aryl, biaryl, and teraryl spacers. International-journal Peer-reviewed
Taku Shoji, Akifumi Maruyama, Chisa Yaku, Natsumi Kamata, Shunji Ito, Tetsuo Okujima, Kozo Toyota
Chemistry (Weinheim an der Bergstrasse, Germany) 21 (1) 402-9 2015/01/02
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Synthesis, Properties, and Redox Behavior of Tris-(1-azulenyltetracyanobutadiene) and Tris[1-azulenylbis(tetracyanobutadiene)] Chromophores Connected to a 1,3,5-Tri(1-azulenyl)benzene Core Peer-reviewed
Shoji, Taku, Maruyama, Akifumi, Shimomura, Erika, Nagai, Daichi, Ito, Shunji, Okujima, Tetsuo, Toyota, Kozo
European Journal of Organic Chemistry 2015 (9) 1979-1990 2015
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Synthesis of 1,3-bis(tetracyano-2-azulenyl-3-butadienyl)azulenes by the [2+2] cycloaddition-retroelectrocyclization of 1,3-bis(azulenylethynyl)azulenes with tetracyanoethylene. International-journal Peer-reviewed
Taku Shoji, Mitsuhisa Maruyama, Akifumi Maruyama, Shunji Ito, Tetsuo Okujima, Kozo Toyota
Chemistry (Weinheim an der Bergstrasse, Germany) 20 (37) 11903-12 2014/09/08
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ChemInform Abstract: Synthesis and Properties of 6‐Methoxy‐ and 6‐Dimethylamino‐1‐methylthio‐ and 1,3‐Bis(methylthio)azulenes and Triflic Anhydride‐Mediated Synthesis of Their Biaryl Derivatives.
Taku Shoji, Akifumi Maruyama, Mitsuhisa Maruyama, Shunji Ito, Tetsuo Okujima, Junya Higashi, Kozo Toyota, Noboru Morita
ChemInform 45 (25) 2014/06/05
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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ChemInform Abstract: Synthesis, Properties, and Redox Behavior of Tetracyanobutadiene and Dicyanoquinodimethane Chromophores Bearing Two Azulenyl Substituents.
Taku Shoji, Mitsuhisa Maruyama, Erika Shimomura, Akifumi Maruyama, Shunji Ito, Tetsuo Okujima, Kozo Toyota, Noboru Morita
ChemInform 45 (21) 2014/05/08
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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Synthesis and redox behavior of 1,2-dihydro-1-oxabenz[a]azulen-2-ones Peer-reviewed
Shunji Ito, Shohei Yamazaki, Shun Kudo, Ryuta Sekiguchi, Jun Kawakami, Masayuki Takahashi, Takashi Matsuhashi, Kozo Toyota, Noboru Morita
TETRAHEDRON 70 (17) 2796-2803 2014/04
DOI: 10.1016/j.tet.2014.02.073
ISSN: 0040-4020
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Synthesis and Properties of 6-Methoxy- and 6-Dimethylamino-1-methylthio- and 1,3-Bis(methylthio)azulenes and Triflic Anhydride-Mediated Synthesis of Their Biaryl Derivatives Peer-reviewed
Shoji, Taku, Maruyama, Akifumi, Maruyama, Mitsuhisa, Ito, Shunji, Okujima, Tetsuo, Higashi, Junya, Toyota, Kozo, Morita, Noboru
Bulletin of the Chemical Society of Japan 87 (1) 141-151 2014
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SYNTHESIS, PROPERTIES, AND CRYSTAL STRUCTURE OF DDQ-ADDUCTS OF ETHYNYLATED 2H-CYCLOHEPTA[b]FURAN-2-ONES Peer-reviewed
Shoji, Taku, Maruyama, Mitsuhisa, Shimomura, Erika, Maruyama, Akifumi, Ito, Shunji, Yasunami, Masafumi, Higashi, Junya, Toyota, Kozo, Morita, Noboru
Heterocycles 88 (1) 319-329 2014
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Synthesis, properties, and redox behavior of tetracyanobutadiene and dicyanoquinodimethane chromophores bearing two azulenyl substituents. International-journal Peer-reviewed
Taku Shoji, Mitsuhisa Maruyama, Erika Shimomura, Akifumi Maruyama, Shunji Ito, Tetsuo Okujima, Kozo Toyota, Noboru Morita
The Journal of organic chemistry 78 (24) 12513-24 2013/12/20
DOI: 10.1021/jo402104n
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Synthesis and Properties of Azulene- Substituted Donor- Acceptor Chromophores Connected by Arylamine Cores Peer-reviewed
Shoji, Taku, Shimomura, Erika, Maruyama, Mitsuhisa, Maruyama, Akifumi, Ito, Shunji, Okujima, Tetsuo, Toyota, Kozo, Morita, Noboru
European Journal of Organic Chemistry 2013 (34) 7785-7799 2013
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Synthesis of 1,6 '-Bi- and 1,6 ':3,6 ''-Terazulenes from 1-Pyridyl- and 1,3-Di(pyridyl)azulenes by the Ziegler-Hafner Method Peer-reviewed
Shoji, Taku, Yamamoto, Atsuyo, Shimomura, Erika, Maruyama, Mitsuhisa, Ito, Shunji, Okujima, Tetsuo, Toyota, Kozo, Morita, Noboru
Chemistry Letters 42 (6) 638-640 2013
DOI: 10.1246/cl.130157
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Preparation of 4,7-Dibromobenzo[b]thiophene as a Versatile Building Block and Synthetic Application to a Bis(ethynylthienyl)oligoarene System Peer-reviewed
Takuya Yamamoto, Hiroshi Katsuta, Kozo Toyota, Takeaki Iwamoto, Noboru Morita
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 85 (5) 613-623 2012/05
ISSN: 0009-2673
eISSN: 1348-0634
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2-[1,3-BIS(ETHOXYCARBONYL)AZULEN-6-YL]ETHYNYLTRIPHENYLPHOSPHONIUM BROMIDE Peer-reviewed
Noboru Morita, Shiro Moriyama, Kozo Toyota, Masataka Watanabe, Shigeru Kikuchi, Shunji Ito, Kunihide Fujimori
HETEROCYCLES 82 (2) 1283-+ 2011/03
ISSN: 0385-5414
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Preparation of 1,4-Bis(2-ethynyl-3-thienyl) benzene Derivatives Linked by Oligo(Ethyleneglycol) Chain Peer-reviewed
Kozo Toyota, Hiroshi Katsuta, Takeaki Iwamoto, Noboru Morita
HETEROATOM CHEMISTRY 22 (3-4) 531-537 2011
DOI: 10.1002/hc.20718
ISSN: 1042-7163
eISSN: 1098-1071
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ChemInform Abstract: Synthesis of 1‐(Pyridyl, quinolyl, and isoquinolyl)azulenes by Reissert—Henze Type Reaction.
Taku Shoji, Kazuyuki Okada, Shunji Ito, Kozo Toyota, Noboru Morita
ChemInform 41 (52) 2010/12/02
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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Synthesis and liquid crystalline behavior of azulene-based liquid crystals with 6-hexadecyl substituents on each azulene ring Peer-reviewed
Kosuke Nakagawa, Takahiro Yokoyama, Kozo Toyota, Noboru Morita, Shunji Ito, Shota Tahata, Mao Ueda, Jun Kawakami, Miho Yokoyama, Yoriko Kanai, Kazuchika Ohta
TETRAHEDRON 66 (42) 8304-8312 2010/10
DOI: 10.1016/j.tet.2010.08.012
ISSN: 0040-4020
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An efficient and regioselective iodination of electron-rich aromatic compounds using N-chlorosuccinimide and sodium iodide Peer-reviewed
Takuya Yamamoto, Kozo Toyota, Noboru Morita
TETRAHEDRON LETTERS 51 (10) 1364-1366 2010/03
DOI: 10.1016/j.tetlet.2009.12.125
ISSN: 0040-4039
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Synthesis of 5-Heteroaryl- and 5,7-Bis(heteroaryl)azulenes by Electrophilic Substitution of 1,3-Di-tert-Butylazulene with Triflates of N-Containing Heterocycles Peer-reviewed
Shoji, Taku, Ito, Shunji, Toyota, Kozo, Morita, Noboru
European Journal of Organic Chemistry 2010 (6) 1059-1069 2010
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Synthesis of 1-(pyridyl, quinolyl, and isoquinolyl)azulenes by Reissert-Henze type reaction Peer-reviewed
Shoji, Taku, Okada, Kazuyuki, Ito, Shunji, Toyota, Kozo, Morita, Noboru
Tetrahedron Letters 51 (39) 5127-5130 2010
DOI: 10.1016/j.tetlet.2010.07.090
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Chemistry of Bis(2-ethynyl-3-thienyl)arene and Related Systems, Part 5: Preparation of an Unsymmetrical 4,4'-Bis(3-thienyl)biphenyl Derivative Containing a 2-[2-(Diphenylphosphino)ethynyl]-3-thienyl Moiety Peer-reviewed
Kozo Toyota, Yasutomo Tsuji, Noboru Morita
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 185 (5-6) 983-991 2010
DOI: 10.1080/10426501003772037
ISSN: 1042-6507
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PREPARATION OF 1,4-BIS(3-ETHYNYLTHIENO[3,2-b]THIOPHEN-2-YL)BENZENE DERIVATIVES AS PEPTIDE-INSPIRED MOLECULES Peer-reviewed
Kozo Toyota, Hiroshi Katsuta, Yasutomo Tsuji, Takeaki Iwamoto, Noboru Morita
HETEROCYCLES 78 (12) 3037-3051 2009/12
DOI: 10.3987/COM-09-11824
ISSN: 0385-5414
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THE CHEMISTRY OF 2H-CYCLOHEPTA[b]FURAN-2-ONE: SYNTHESIS, TRANSFORMATION AND SPECTRAL PROPERTIES Peer-reviewed
Noboru Morita, Kozo Toyota, Shunji Ito
HETEROCYCLES 78 (8) 1917-1954 2009/08
DOI: 10.3987/REV-09-654
ISSN: 0385-5414
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ChemInform Abstract: Synthesis and Reactivity of 3‐Methylsulfinyl‐2H‐cyclohepta[b]furan‐2‐ones.
Junya Higashi, Kazuyuki Okada, Taku Shoji, Kozo Toyota, Masataka Watanabe, Masafumi Yasunami, Shigeru Kikuchi, Shunji Ito, Noboru Morita
ChemInform 40 (10) 2009/02/13
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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PREPARATION OF 1,4-BIS[2-{2-(1-METHYL-1H-IMIDAZOL-5-YL)ETHYNYL}-3-THIENYL]BENZENE AND RELATED COMPOUNDS Peer-reviewed
Kozo Toyota, Kazuyuki Okada, Hiroshi Katsuta, Yasutomo Tsuji, Noboru Morita
HETEROCYCLES 77 (2) 1057-1064 2009/02
ISSN: 0385-5414
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Preparations of bis[2-(2-arylethynyl)-3-thienyl]arenes and bis[2-{2-(trimethylsilyl)ethynyl}-3-thienyl]arenes Peer-reviewed
Kozo Toyota, Kazuyuki Okada, Hiroshi Katsuta, Noboru Morita
TETRAHEDRON 65 (1) 145-151 2009/01
DOI: 10.1016/j.tet.2008.10.088
ISSN: 0040-4020
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Electrophilic ipso-Substitution and Some Unique Reaction Behavior of 1,3,6-Tri-tert-butylazulene Peer-reviewed
Shoji, Taku, To, Shunji, Okujima, Tetsuo, Higashi, Junya, Yokoyama, Ryuji, Toyota, Kozo, Yasunami, Masafumi, Morita, Noboru
European Journal of Organic Chemistry 2009 (10) 1554-1563 2009
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Synthesis and redox behavior of ene-diyne scaffolds that bear ferrocenes at the periphery Peer-reviewed
Shoji, Taku, Ito, Shunji, Toyota, Kozo, Morita, Noboru
Tetrahedron Letters 50 (23) 2825-2827 2009
DOI: 10.1016/j.tetlet.2009.03.172
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Synthesis and Redox Behavior of 1,3-Bis(methylthio-) and 1,3-Bis(phenylthio)azulenes Bearing 2- and 3-Thienyl Substituents by Palladium-Catalyzed Cross-Coupling Reaction of 2- and 6-Haloazulenes with Thienylmagnesium Ate Complexes Peer-reviewed
Shoji, Taku, Ito, Shunji, Toyota, Kozo, Iwamoto, Takeaki, Yasunami, Masafumi, Morita, Noboru
European Journal of Organic Chemistry 2009 (25) 4307-4315 2009
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Reactions between 1-Ethynylazulenes and 7,7,8,8-Tetracyanoquinodimethane (TCNQ): Preparation, Properties, and Redox Behavior of Novel Azulene-Substituted Redox-Active Chromophores Peer-reviewed
Shoji, Taku, Ito, Shunji, Toyota, Kozo, Iwamoto, Takeaki, Yasunami, Masafumi, Morita, Noboru
European Journal of Organic Chemistry 2009 (25) 4316-4324 2009
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Synthesis and Properties of Ferrocenylmethylene-Bridged Calix[4]azulene and a New Example of Bis(1-azulenyl)ferrocenylmethylium Ion Peer-reviewed
Shoji, Taku, Higashi, Junya, Ito, Shunji, Toyota, Kozo, Iwamoto, Takeaki, Morita, Noboru
European Journal of Organic Chemistry 2009 (34) 5948-5952 2009
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PREPARATION OF UNSYMMETRICAL 1,4-BIS[2-ETHYNYL-3-THIENYL]BENZENE DERIVATIVE Peer-reviewed
Kozo Toyota, Yasutomo Tsuji, Kazuyuki Okada, Noboru Morita
HETEROCYCLES 78 (1) 127-138 2009/01
DOI: 10.3987/COM-08-11501
ISSN: 0385-5414
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Chemistry of bis(2-ethynyl-3-thienyl)arene and related systems. Part 6: preparation of 1,4-bis(2-ethynyl-3-thienyl)benzene derivatives containing fluorine atoms at the 2,3-or 2,5-positions of the benzene ring Peer-reviewed
Kozo Toyota, Yasutomo Tsuji, Noboru Morita
JOURNAL OF SULFUR CHEMISTRY 30 (3-4) 351-359 2009
DOI: 10.1080/17415990902913370
ISSN: 1741-5993
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ChemInform Abstract: Synthesis and Redox Behavior of 1‐Azulenyl Sulfides and Efficient Synthesis of 1,1′‐Biazulenes.
Taku Shoji, Junya Higashi, Shunji Ito, Kozo Toyota, Toyonobu Asao, Masafumi Yasunami, Kunihide Fujimori, Noboru Morita
ChemInform 39 (26) 2008/06/02
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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Synthesis and structures of platinum(0) alkyne complexes with extended π-conjugated systems Peer-reviewed
Kyohei Hayashi, Mitsuharu Nakatani, Akito Hayashi, Masato Takano, Masaaki Okazaki, Kozo Toyota, Masaaki Yoshifuji, Fumiyuki Ozawa
Organometallics 27 (9) 1970-1972 2008/05/12
DOI: 10.1021/om800163p
ISSN: 0276-7333
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ChemInform Abstract: A Novel Approach to 5,5′‐Diisopropyl‐3,3′‐bi‐2H‐cyclohepta[b]furan‐2‐one.
Noboru Morita, Junya Higashi, Kazuyuki Okada, Taku Shoji, Kozo Toyota, Masataka Watanabe, Masafumi Yasunami, Shigeru Kikuchi, Shunji Ito
ChemInform 39 (20) 2008/04/17
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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Synthesis and redox behavior of 1-azulenyl sulfides and efficient synthesis of 1,1'-biazulenes Peer-reviewed
Shoji, Taku, Higashi, Junya, Ito, Shunji, Toyota, Kozo, Asao, Toyonobu, Yasunami, Masafumi, Fujimori, Kunihide, Morita, Noboru
European Journal of Organic Chemistry 2008 (7) 1242-1252 2008
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Synthesis, properties, and redox behavior of mono-, bis-, and tris[1,1,4,4,-tetracyano-2-(1-azulenyl)-3-butadienyl] chromophores binding with benzene and thiophene cores. International-journal Peer-reviewed
Taku Shoji, Shunji Ito, Kozo Toyota, Masafumi Yasunami, Noboru Morita
Chemistry (Weinheim an der Bergstrasse, Germany) 14 (27) 8398-408 2008
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SYNTHESIS AND REACTIVITY OF 3-METHYLSULFINYL-2H-CYCLOHEPTA[b]FURAN-2-ONES Peer-reviewed
Higashi, Junya, Okada, Kazuyuki, Shoji, Taku, Toyota, Kozo, Watanabe, Masataka, Yasunami, Masafumi, Kikuchi, Shigeru, Ito, Shunji, Morita, Noboru
Heterocycles 76 (1) 759-770 2008
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Heteroarylation of 1-Azulenyl Methyl Sulfide: Two-Step Synthetic Strategy for 1-Methylthio-3-(heteroaryl)azulenes Using the Triflate of N-Containing Heterocycles Peer-reviewed
Higashi, Junya, Shoji, Taku, Ito, Shunji, Toyota, Kozo, Yasunami, Masafumi, Morita, Noboru
European Journal of Organic Chemistry 2008 (34) 5823-5831 2008
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Preparation of 1,4-bis(2-ethynyl-3-thienyl)benzenes as versatile spacers for connection of heterocycles Peer-reviewed
Kozo Toyota, Yoichi Goto, Kazuyuki Okada, Noboru Morita
HETEROCYCLES 71 (10) 2227-2236 2007/10
DOI: 10.1016/S0385-5414(07)81098-7
ISSN: 0385-5414
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Improved preparative method for 1,2-diaryl-3,4-diphosphinidenecyclobutenes and its application to the studies of 1,2-bis(arylthienyl)-3,4-diphosphinidenecyclobutenes Peer-reviewed
Kozo Toyota, Keiko Horikawa, Rader S. Jensen, Kouhei Omori, Subaru Kawasaki, Shigekazu Ito, Masaaki Yoshifuji, Noboru Morita
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 80 (8) 1580-1586 2007/08
DOI: 10.1246/bcsj.80.1580
ISSN: 0009-2673
eISSN: 1348-0634
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Synthesis of 5‐Heteroarylazulenes: First Selective Electrophilic Substitution at the 5‐Position of Azulene.
Taku Shoji, Shunji Ito, Masataka Watanabe, Kozo Toyota, Masafumi Yasunami, Noboru Morita
ChemInform 38 (31) 2007/07/12
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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The novel transition metal free synthesis of 1,1 '-biazulene Peer-reviewed
Taku Shoji, Shunji Ito, Kozo Toyota, Masafumi Yasunami, Noboru Morita
TETRAHEDRON LETTERS 48 (29) 4999-5002 2007/07
DOI: 10.1016/j.tetlet.2007.05.109
ISSN: 0040-4039
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Reaction of 2H‐Cyclohepta[b]furan‐2‐ones with Pyridinium Salts of Trifluoromethanesulfonic Anhydride.
Noboru Morita, Tomohiro Matsuki, Masashi Nakashima, Taku Shoji, Kozo Toyota, Shigeru Kikuchi, Shunji Ito
ChemInform 38 (23) 2007/05/16
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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Synthesis of Heteroarylazulenes: Transition Metal Free Coupling Strategy of Azulene with Heterocycles.
Taku Shoji, Ryuji Yokoyama, Shunji Ito, Masataka Watanbe, Kozo Toyota, Masafumi Yasunami, Noboru Morita
ChemInform 38 (20) 2007/04/25
Publisher: WileyISSN: 0931-7597
eISSN: 1522-2667
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Synthesis of 5-heteroarylazulenes: first selective electrophilic substitution at the 5-position of azulene Peer-reviewed
Taku Shoji, Shunji Ito, Masataka Watanabe, Kozo Toyota, Masafumi Yasunami, Noboru Morita
TETRAHEDRON LETTERS 48 (17) 3009-3012 2007/04
DOI: 10.1016/j.tetlet.2007.02.110
ISSN: 0040-4039
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Synthesis of heteroarylazulenes: transition metal free coupling strategy of azulene with heterocycles Peer-reviewed
Taku Shoji, Ryuji Yokoyama, Shunji Ito, Masataka Watanabe, Kozo Toyota, Masafumi Yasunami, Noboru Morita
TETRAHEDRON LETTERS 48 (7) 1099-1103 2007/02
DOI: 10.1016/j.tetlet.2006.12.083
ISSN: 0040-4039
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Reactions of 1,2-di(2-thienyl)-3,4-bis[(2,4,6-tri-t-butylphenyl)-phosphinidene]cyclobutene Peer-reviewed
Akitake Nakamura, Subaru Kawasaki, Kozo Toyota, Masaaki Yoshifuji
JOURNAL OF ORGANOMETALLIC CHEMISTRY 692 (1-3) 70-78 2007/01
DOI: 10.1016/j.jorganchem.2006.08.042
ISSN: 0022-328X
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A novel approach to 5,5 '-diisopropyl-3,3 '-bi-2H-cyclohepta[b]furan-2-one Peer-reviewed
Morita, Noboru, Higashi, Junya, Okada, Kazuyuki, Shoji, Taku, Toyota, Kozo, Watanabe, Masataka, Yasunami, Masafurni, Kikuchi, Shigeru, Ito, Shunji
Heterocycles 73 (1) 237-240 2007
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Reaction of 2H-cyclohepta[b]furan-2-ones with pyridinium salts of trifluoromethanesulfonic anhydride Peer-reviewed
Noboru Morita, Tomohiro Matsuki, Masashi Nakashima, Taku Shoji, Kozo Toyota, Shigeru Kikuchi, Shunji Ito
HETEROCYCLES 69 (1) 119-+ 2006/12
ISSN: 0385-5414
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A convenient procedure for palladium catalyzed cyanation using a unique bidentate phosphorus ligand Peer-reviewed
RS Jensen, AS Gajare, K Toyota, M Yoshifuji, F Ozawa
TETRAHEDRON LETTERS 46 (50) 8645-8647 2005/12
DOI: 10.1016/j.tetlet.2005.10.052
ISSN: 0040-4039
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Catalytic Applications of Transition Metal Complexes Bearing sp2-Hybridized Phosphorus Compounds Peer-reviewed
F. Ozawa, H. Katayama, K. Toyota, M. Yoshifuji
Syokubai 47 (7) 1110-1120 2005/07
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Preparation and properties of fluorenylidene(phenyl)phosphines bearing bulky groups with electron-donating substituents in the ortho position on the phenyl group Peer-reviewed
S Kawasaki, T Fujita, K Toyota, M Yoshifuji
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 78 (6) 1082-1090 2005/06
DOI: 10.1246/bcsj.78.1082
ISSN: 0009-2673
eISSN: 1348-0634
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The electronic effects of bulky aryl substituents on low coordinated phosphorus atoms in diphosphenes and phosphaalkenes by functionalization at the para position Peer-reviewed
S Kawasaki, A Nakamura, K Toyota, M Yoshifuji
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 78 (6) 1110-1120 2005/06
DOI: 10.1246/bcsj.78.1110
ISSN: 0009-2673
eISSN: 1348-0634
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Preparation and properties of 1,2-diferrocenyl-substituted 3,4-diphosphinidenecyclobutenes and their complexes: The first application of a diphosphinidenecyclobutene unit as a linker of functional moieties Peer-reviewed
S Kawasaki, A Nakamura, K Toyota, M Yoshifuji
ORGANOMETALLICS 24 (12) 2983-2987 2005/06
DOI: 10.1021/om0500772
ISSN: 0276-7333
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Preparation and properties of conjugated polymers containing 1,2-diaryl-3,4-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]cyclobutene units Peer-reviewed
S Kawasaki, J Ujita, K Toyota, M Yoshifuji
CHEMISTRY LETTERS 34 (5) 724-725 2005/05
DOI: 10.1246/cl.2005.724
ISSN: 0366-7022
eISSN: 1348-0715
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Simple and efficient preparation of sterically protected 1,4-diphosphafulvenes Peer-reviewed
A Nakamura, K Toyota, M Yoshifuji
TETRAHEDRON 61 (22) 5223-5228 2005/05
DOI: 10.1016/j.tet.2005.03.080
ISSN: 0040-4020
-
sp2 混成リン配位子をもつ特異な遷移金属錯体触媒 Invited Peer-reviewed
小澤文幸, 片山博之, 豊田耕三, 吉藤正明
触媒 47 (7) 544-549 2005
Publisher: 触媒学会ISSN: 0559-8958
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Low-coordinated diphosphinidenecyclobutene ligands: A new entry for Stille cross-coupling of aryl bromides Peer-reviewed
AS Gajare, RS Jensen, K Toyota, M Yoshifuji, F Ozawa
SYNLETT (1) 144-148 2005/01
ISSN: 0936-5214
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Preparation and properties of 1,2-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]cyclobuta[l]phenanthrene Peer-reviewed
A Nakamura, S Kawasaki, K Toyota, M Yoshifuji
CHEMISTRY LETTERS 33 (12) 1570-1571 2004/12
DOI: 10.1246/cl.2004.1570
ISSN: 0366-7022
eISSN: 1348-0715
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Preparations and properties of polymers containing 3,4-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]-1,2-di(2-thienyl)cyclobutene moieties Peer-reviewed
K Toyota, J Ujita, S Kawasaki, K Abe, N Yamada, M Yoshifuji
TETRAHEDRON LETTERS 45 (41) 7609-7612 2004/10
DOI: 10.1016/j.tetlet.2004.08.108
ISSN: 0040-4039
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Solvent free amination reactions of aryl bromides at room temperature catalyzed by a (pi-allyl)palladium complex bearing a diphosphinidenecyclobutene ligand Peer-reviewed
AS Gajare, K Toyota, M Yoshifuji, F Ozawa
JOURNAL OF ORGANIC CHEMISTRY 69 (19) 6504-6506 2004/09
DOI: 10.1021/jo049087n
ISSN: 0022-3263
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Preparation, methylation, and coupling reaction of 1,2-dithienyl-394-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]cyclobutenes Peer-reviewed
K Toyota, K Abe, K Horikawa, M Yoshifuji
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 77 (7) 1377-1383 2004/07
DOI: 10.1246/bcsj.77.1377
ISSN: 0009-2673
eISSN: 1348-0634
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Preparation and properties of phosphaethynes bearing bulky aryl groups with electron-donating substituents at the para position Peer-reviewed
K Toyota, S Kawasaki, M Yoshifuji
JOURNAL OF ORGANIC CHEMISTRY 69 (15) 5065-5070 2004/07
DOI: 10.1021/jo049571q
ISSN: 0022-3263
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Application of a diphosphinidenecyclobutene ligand in the solvent-free copper-catalysed amination reactions of aryl halides Peer-reviewed
AS Gajare, K Toyota, M Yoshifuji, F Ozawa
CHEMICAL COMMUNICATIONS (17) 1994-1995 2004
DOI: 10.1039/b408232j
ISSN: 1359-7345
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Preparation and properties of sterically protected diphosphene and fluorenylidenephosphine bearing the 2,6-di-tert-butyl-4-methoxyphenyl group Peer-reviewed
K Toyota, S Kawasaki, A Nakamura, M Yoshifuji
CHEMISTRY LETTERS 32 (5) 430-431 2003/05
DOI: 10.1246/cl.2003.430
ISSN: 0366-7022
eISSN: 1348-0715
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Preparation and properties of fluorenylidenephosphines bearing an electron-donating substituent, 2-alkoxy-4,6-di-t-butylphenyl or 2-(alkoxymethyl)-4,6-di-t-butylphenyl Peer-reviewed
Kozo Toyota, Subaru Kawasaki, Masaaki Yoshifuji
Tetrahedron Letters 43 (44) 7953-7959 2002/10/28
DOI: 10.1016/S0040-4039(02)01860-9
ISSN: 0040-4039
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Preparation of sterically protected 3,4-bis[(2,4,6-tri-tert-butylphenyl)-phosphinidene]cyclobutene derivatives having ring-fused structures Peer-reviewed
N Yamada, K Abe, K Toyota, M Yoshifuji
ORGANIC LETTERS 4 (4) 569-572 2002/02
DOI: 10.1021/ol017169h
ISSN: 1523-7060
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Development of a new sterically protecting auxiliary of the metacyclophane type and application to unsymmetrical diphosphenes, 1,3-diphosphaallene and 1,4-diphosphabutatriene Peer-reviewed
K Toyota, A Nakamura, M Yoshifuji
CHEMICAL COMMUNICATIONS (24) 3012-3013 2002
DOI: 10.1039/b209666h
ISSN: 1359-7345
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Preparations of dichloroplatinum(II) complexes of some sterically protected 3,4-diphosphinidenecyclobutene derivatives
Kozo Toyota, Naoki Yamada, Masaaki Yoshifuji
Phosphorus, Sulfur and Silicon and Related Elements 177 (8-9) 2007 2002
ISSN: 1042-6507
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Preparation of sterically protected 3,4-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]-1,2-bis[4-(4-vinylphenyl)butyl]cyclobutene and its polymers Peer-reviewed
N Yamada, K Toyota, M Yoshifuji
CHEMISTRY LETTERS (3) 248-249 2001/03
DOI: 10.1246/cl.2001.248
ISSN: 0366-7022
eISSN: 1348-0715
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Preparation and P-31 NMR study of some low-coordinated organophosphorus compounds bearing the 2,4-di-t-butyl-6-isopropylphenyl group Peer-reviewed
K Toyota, Y Matsushita, N Shinohara, M Yoshifuji
HETEROATOM CHEMISTRY 12 (5) 418-423 2001
ISSN: 1042-7163
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Formation and rearrangement of dithioxo- and diselenoxophosphoranes carrying bulky 4-t-butyl-2,6-bis(methoxyalkyl)phenyl groups Peer-reviewed
M Yoshifuji, M Nakazawa, T Sato, K Toyota
TETRAHEDRON 56 (1) 43-55 2000/01
DOI: 10.1016/S0040-4020(99)00771-1
ISSN: 0040-4020
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Reactions of a sterically protected 2,3-dichloro-1,4-diphospha-1,3-butadiene with some alkyl and hydride lithium reagents Peer-reviewed
S Ito, K Toyota, M Yoshifuji
HETEROATOM CHEMISTRY 11 (3) 171-176 2000
ISSN: 1042-7163
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Formation and reactions of stabilized [2,4-di-t-butyl-6-(methylthiomethyl)phenyl]thioxophosphine Peer-reviewed
K Kamijo, K Toyota, M Yoshifuji
CHEMISTRY LETTERS (7) 567-568 1999/07
DOI: 10.1246/cl.1999.567
ISSN: 0366-7022
eISSN: 1348-0715
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Preparation and properties of stabilized thioxophosphine sulfides bearing the 4-t-butyl-2,6-bis(dialkylaminomethyl)phenyl or the 2,4-di-t-butyl-6-(dialkylaminomethyl)phenyl substituents Peer-reviewed
K Kamijo, A Otoguro, K Toyota, M Yoshifuji
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 72 (6) 1335-1342 1999/06
DOI: 10.1246/bcsj.72.1335
ISSN: 0009-2673
eISSN: 1348-0634
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Reactions of sterically protected phosphaalkenes with some boron reagents Peer-reviewed
M Yoshifuji, H Takahashi, K Toyota
HETEROATOM CHEMISTRY 10 (3) 187-196 1999
ISSN: 1042-7163
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Preparation and X-ray analysis of 2,2 ',3,3 '-tetraphosphinidene-1,1 '-bicyclobutyl Peer-reviewed
M Yoshifuji, N Yamada, A Maack, K Toyota
TETRAHEDRON LETTERS 39 (51) 9481-9484 1998/12
DOI: 10.1016/S0040-4039(98)02150-9
ISSN: 0040-4039
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A convenient synthesis of a sterically protected 1,4-diphosphabutatriene and its pentacarbonyltungsten complexes Peer-reviewed
S Ito, K Toyota, M Yoshifuji
JOURNAL OF ORGANOMETALLIC CHEMISTRY 553 (1-2) 135-140 1998/02
DOI: 10.1016/S0022-328X(97)00616-5
ISSN: 0022-328X
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Preparation and X-ray analysis of novel carbonyltungsten(0) complexes of diphosphinidenecyclobutenes Peer-reviewed
M Yoshifuji, Y Ichikawa, N Yamada, K Toyota
CHEMICAL COMMUNICATIONS (1) 27-28 1998/01
DOI: 10.1039/a706963d
ISSN: 1359-7345
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1,2,3,5,7-pentaselena-4,6,8-triphosphocane as the revised structure for "3,4,5-triselenoxo-1,2-diselena-3,4,5-triphospholane" determined by X-ray analysis Peer-reviewed
M Yoshifuji, N Higeta, DL An, K Toyota
CHEMISTRY LETTERS (1) 17-18 1998
DOI: 10.1246/cl.1998.17
ISSN: 0366-7022
eISSN: 1348-0715
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Formation of 6,8-di-tert-butyl-3,4-dihydro-4,4-dimethyl-1-phosphanaphthalene by the reaction of 2,2-dibromo-1-(2,4,6-tri-tert-butylphenyl)-1-phosphaethene with butyllithium Peer-reviewed
S Ito, K Toyota, M Yoshifuji
CHEMICAL COMMUNICATIONS (17) 1637-1638 1997/09
DOI: 10.1039/a703554c
ISSN: 1359-7345
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Preparation and photoisomerization of 2-phosphaethenylbenzenes having more than one phosphorus-carbon double bond Peer-reviewed
H Kawanami, K Toyota, M Yoshifuji
JOURNAL OF ORGANOMETALLIC CHEMISTRY 535 (1-2) 1-5 1997/05
DOI: 10.1016/S0022-328X(96)06939-2
ISSN: 0022-328X
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Oxidation of 1,2-diphenyl-3,4-diphosphinidenecyclobutene on the group-6 metal tetracarbonyl complexes Peer-reviewed
M Yoshifuji, Y Ichikawa, K Toyota
TETRAHEDRON LETTERS 38 (9) 1585-1588 1997/03
DOI: 10.1016/S0040-4039(97)00118-4
ISSN: 0040-4039
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Rotational isomers of a 1,2-diphenyl-3,4-diphosphinidenecyclobutene Peer-reviewed
M Yoshifuji, Y Ichikawa, K Toyota, E Kasashima, Y Okamoto
CHEMISTRY LETTERS (1) 87-88 1997
DOI: 10.1246/cl.1997.87
ISSN: 0366-7022
eISSN: 1348-0715
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Structures of dibenzocycloheptenylidene- and fluorenylidene-(2,4,6-tri-t-butylphenyl)phosphines and their reactions with sulfur Peer-reviewed
M Yoshifuji, H Takahashi, K Shimura, K Toyota, K Hirotsu, K Okada
HETEROATOM CHEMISTRY 8 (5) 375-382 1997
DOI: 10.1002/(SICI)1098-1071(1997)8:5<375::AID-HC2>3.0.CO;2-8
ISSN: 1042-7163
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Application of 1,2-bis(2-bromo-3,5-di-t-butylphenyl)ethane to preparation of compounds having two diphosphene units Peer-reviewed
M Yoshifuji, N Shinohara, K Toyota
TETRAHEDRON LETTERS 37 (43) 7815-7818 1996/10
DOI: 10.1016/0040-4039(96)01786-8
ISSN: 0040-4039
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Preparation and structure of dithioxo- and diselenoxophosphoranes stabilized by intramolecular coordination with a dialkylamino group Peer-reviewed
M Yoshifuji, S Sangu, K Kamijo, K Toyota
CHEMISCHE BERICHTE 129 (9) 1049-1055 1996/09
ISSN: 0009-2940
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Reactions of (THF) W(CO)(5) with some diphosphenes carrying bulky aryl and phenoxy groups Peer-reviewed
DL An, K Toyota, M Yasunami, M Yoshifuji
JOURNAL OF ORGANOMETALLIC CHEMISTRY 508 (1-2) 7-12 1996/02
DOI: 10.1016/0022-328X(95)05843-E
ISSN: 0022-328X
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Reaction of 2,4-di-t-butyl-6-methylphenylphosphonous dichloride with chloroform in the presence of lithium diisopropylamide Peer-reviewed
M Yoshifuji, S Ito, K Toyota, M Yasunami
HETEROATOM CHEMISTRY 7 (1) 23-27 1996
DOI: 10.1002/(SICI)1098-1071(199601)7:1<23::AID-HC4>3.0.CO;2-3
ISSN: 1042-7163
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Valence isomerism between sterically protected methylenephosphine P-sulfide and 1,2-thiaphosphirane Peer-reviewed
K Toyota, H Takahashi, K Shimura, M Yoshifuji
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 69 (1) 141-145 1996/01
DOI: 10.1246/bcsj.69.141
ISSN: 0009-2673
eISSN: 1348-0634
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Preparation and palladium complex formation of several (2-phosphaethenyl)benzenes Peer-reviewed
H Kawanami, K Toyota, M Yoshifuji
CHEMISTRY LETTERS (7) 533-534 1996
DOI: 10.1246/cl.1996.533
ISSN: 0366-7022
eISSN: 1348-0715
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Chemistry of sterically protected bis(phosphinidene)cyclobutenes
M Yoshifuji, K Toyota
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 109 (1-4) 589-592 1996
ISSN: 1042-6507
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Sterically and electronically stabilized organophosphorus compounds
M Yoshifuji, K Toyota, K Kamijo, S Sangu, DL An
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 111 (1-4) 820-820 1996
ISSN: 0308-664X
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PREPARATION AND STRUCTURE OF STERICALLY PROTECTED DIETHYNYLPHOSPHINES AND DIBUTADIYNYLPHOSPHINES Peer-reviewed
K TOYOTA, M SHIBATA, M YOSHIFUJI
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 68 (9) 2633-2638 1995/09
DOI: 10.1246/bcsj.68.2633
ISSN: 0009-2673
eISSN: 1348-0634
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PREPARATION AND STRUCTURE OF 2,3-DICHLORO-1,4-BIS(2,4,6-TRI-T-BUTYLPHENYL)-1,4-DIPHOSPHA-1,3-BUTADIENE Peer-reviewed
S ITO, K TOYOTA, M YOSHIFUJI
CHEMISTRY LETTERS (8) 747-748 1995/08
DOI: 10.1246/cl.1995.747
ISSN: 0366-7022
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3,4,5-TRIS(2,4-DI-T-BUTYL-6-METHOXYPHENY)-3,4,5-TRISELENOXO-1,2-DISELENA-3,4,5-TRIPHOSPHOLANE AS A SELENATION REAGENT Peer-reviewed
DL AN, K TOYOTA, M YASUNAMI, M YOSHIFUJI
CHEMISTRY LETTERS (3) 199-200 1995/03
DOI: 10.1246/cl.1995.199
ISSN: 0366-7022
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PREPARATION AND STRUCTURE OF DICHLOROPALLADIUM(II) COMPLEXES OF STERICALLY PROTECTED DIPHOSPHINIDENECYCLOBUTENES AND THEIR SYNTHETIC APPLICATION AS HOMOGENEOUS CATALYST Peer-reviewed
K TOYOTA, K MASAKI, T ABE, M YOSHIFUJI
CHEMISTRY LETTERS (3) 221-222 1995/03
DOI: 10.1246/cl.1995.221
ISSN: 0366-7022
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2,4-DI-TERT-BUTYL-6-PIPERIDINOPHENYL AS A STERICALLY AND ELECTRONICALLY STABILIZING GROUP AND X-RAY-ANALYSIS OF THE CORRESPONDING DISELENOXOPHOSPHORANE Peer-reviewed
M YOSHIFUJI, S SANGU, K KAMIJO, K TOYOTA
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS (3) 297-298 1995/02
DOI: 10.1039/c39950000297
ISSN: 0022-4936
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SYNTHESIS AND REACTIONS OF DIPHOSPHENES CARRYING BULKY ARYL AND PHENOXY GROUPS Peer-reviewed
DL AN, K TOYOTA, M YASUNAMI, M YOSHIFUJI
HETEROATOM CHEMISTRY 6 (1) 33-40 1995/01
DOI: 10.1002/hc.520060109
ISSN: 1042-7163
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PREPARATION OF SOME MULTIFUNCTIONALIZED METHYLENEPHOSPHINES BY REACTIONS OF CHLORO[(2,4,6-TRI-T-BUTYLPHENYL)PHOSPHINIDENE]METHYLLITHIUMS WITH CARBONYL-COMPOUNDS Peer-reviewed
M YOSHIFUJI, S ITO, K TOYOTA, M YASUNAMI
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 68 (4) 1206-1212 1995
DOI: 10.1246/bcsj.68.1206
ISSN: 0009-2673
eISSN: 1348-0634
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PREPARATION AND X-RAY STRUCTURE-ANALYSIS OF 3,3-DIPHENYL-2-(2,4,6-TRI-T-BUTYLPHENYL)-1,2-THIAPHOSPHIRANE Peer-reviewed
K TOYOTA, K SHIMURA, H TAKAHASHI, M YOSHIFUJI
CHEMISTRY LETTERS (10) 1927-1930 1994/10
DOI: 10.1246/cl.1994.1927
ISSN: 0366-7022
eISSN: 1348-0715
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PREPARATION AND STRUCTURE OF PHENYLDITHIOXOPHOSPHORANES CARRYING T-BUTYL AND DIMETHYLAMINOMETHYL OR DIMETHYLAMINOETHYL GROUPS AT THE ORTHO-POSITIONS Peer-reviewed
M YOSHIFUJI, K KAMIJO, K TOYOTA
CHEMISTRY LETTERS (10) 1931-1934 1994/10
DOI: 10.1246/cl.1994.1931
ISSN: 0366-7022
eISSN: 1348-0715
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IODINE-INDUCED E/Z ISOMERIZATION OF STERICALLY PROTECTED 3,4-DIPHOSPHINIDENECYCLOBUTENES AND 1-PHOSPHAETHENES Peer-reviewed
K TOYOTA, K TASHIRO, T ABE, M YOSHIFUJI
HETEROATOM CHEMISTRY 5 (5-6) 549-553 1994/09
DOI: 10.1002/hc.520050521
ISSN: 1042-7163
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THIADIPHOSPHETANE DISULFIDE AS A METAL EXTRACTANT WHICH SHOWS HIGH AG+ SELECTIVITY Peer-reviewed
M YOSHIFUJI, K TOYOTA, K SHIRABE, H IKI, T NAGASAKI, S SHINKAI
TETRAHEDRON LETTERS 35 (34) 6313-6316 1994/08
DOI: 10.1016/S0040-4039(00)73420-4
ISSN: 0040-4039
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REACTIONS OF DICHLOROCARBENE WITH PHOSPHORUS-COMPOUNDS IN LOW COORDINATION (LOW-SIGMA) STATES Peer-reviewed
K TOYOTA, M YOSHIFUJI
JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN 52 (7) 580-588 1994/07
ISSN: 0037-9980
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PHOTOLYSIS OF (2,4,6-TRI-T-BUTYLPHENYL)BIS(TRIMETHYLSILYL)PHOSPHINE Peer-reviewed
M YOSHIFUJI, K SHIMURA, K TOYOTA
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 67 (7) 1980-1983 1994/07
DOI: 10.1246/bcsj.67.1980
ISSN: 0009-2673
eISSN: 1348-0634
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REACTION OF DICHLOROCARBENE WITH 1-(2,4,6-TRI-T-BUTYLPHENYL)-1-PHOSPHAALLENES Peer-reviewed
M YOSHIFUJI, M SHIBATA, K TOYOTA, MIYAHARA, I, K HIROTSU
HETEROATOM CHEMISTRY 5 (3) 195-200 1994/06
DOI: 10.1002/hc.520050302
ISSN: 1042-7163
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PREPARATION AND X-RAY STRUCTURE OF [2,4-DI-T-BUTYL-6-(N,N-DIMETHYLAMINOMETHYL)PHENYL]DITHIOXOPHOSPHORANE STABILIZED BY INTRAMOLECULAR COORDINATION Peer-reviewed
M YOSHIFUJI, K KAMIJO, K TOYOTA
TETRAHEDRON LETTERS 35 (23) 3971-3974 1994/06
ISSN: 0040-4039
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2,4-DI-T-BUTYL-6-METHOXYPHENYLDITHIOXOPHOSPHORANE AS A PROBE FOR THE MECHANISTIC STUDIES OF LAWESSONS REAGENT Peer-reviewed
M YOSHIFUJI, DL AN, K TOYOTA, M YASUNAMI
TETRAHEDRON LETTERS 35 (25) 4379-4382 1994/06
DOI: 10.1016/S0040-4039(00)73361-2
ISSN: 0040-4039
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PREPARATION OF [4-T-BUTYL-2,6-BIS(N,N-DIMETHYLAMINOMETHYL)PHENYL]-THIOXOPHOSPHINE SULFIDE WITH INTRAMOLECULAR PARTICIPATION OF NITROGEN LONE-PAIR IN STABILIZATION Peer-reviewed
M YOSHIFUJI, A OTOGURO, K TOYOTA
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 67 (5) 1503-1506 1994/05
DOI: 10.1246/bcsj.67.1503
ISSN: 0009-2673
eISSN: 1348-0634
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X-RAY-ANALYSIS OF A CAPTODATIVE DIPHOSPHENE, 1-(N-MESITYL-9-FLUORENYLAMINO)-2-[2,4,6-TRIS(TRIFLUOROMETHYL)PHENYL]DIPHOSPHENE Peer-reviewed
M YOSHIFUJI, M ABE, K TOYOTA, MIYAHARA, I, K HIROTSU
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 66 (12) 3831-3833 1993/12
DOI: 10.1246/bcsj.66.3831
ISSN: 0009-2673
eISSN: 1348-0634
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PREPARATIONS AND SULFURIZATION REACTIONS OF (2,4-DI-T-BUTYL-6-METHOXYPHENYL)PHOSPHINE AND 1-(2,4-DI-T-BUTYL-6-METHOXYPHENYL)-2-(2,4,6-TRI-T-BUTYLPHENYL)DIPHOSPHENE Peer-reviewed
M YOSHIFUJI, DL AN, K TOYOTA, M YASUNAMI
CHEMISTRY LETTERS 12,2069 (12) 2069-2072 1993/12
DOI: 10.1246/cl.1993.2069
ISSN: 0366-7022
eISSN: 1348-0715
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Preparation of Sterically Protected 3,4-Bis(phosphinidene)cyclobutenes and Their Isomerization
K. Toyota, K. Tashiro, M. Yoshifuji
Phosphorus, Sulfur, and Silicon and the Related Elements 77 (1-4) 228 1993/12
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X-RAY-ANALYSIS OF 1-PHOSPHA-1,2,3-BUTATRIENE AS A LIGAND OF CARBONYLTUNGSTEN COMPLEX Peer-reviewed
M YOSHIFUJI, K TOYOTA, T UESUGI, MIYAHARA, I, K HIROTSU
JOURNAL OF ORGANOMETALLIC CHEMISTRY 461 (1-2) 81-84 1993/11
DOI: 10.1016/0022-328X(93)83277-3
ISSN: 0022-328X
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UTILIZATION OF 2,4-DI-T-BUTYL-6-(METHOXYMETHYL)PHENYL AS A NEW STERICALLY PROTECTING GROUP Peer-reviewed
M YOSHIFUJI, K KAMIJO, K TOYOTA
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 66 (11) 3440-3443 1993/11
DOI: 10.1246/bcsj.66.3440
ISSN: 0009-2673
eISSN: 1348-0634
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A STABILIZED PHOSPHINOTHIOYLIDENE GENERATED BY DESELENATION OF A SELENOXOTHIOXOPHOSPHORANE Peer-reviewed
M YOSHIFUJI, S SANGU, M HIRANO, K TOYOTA
CHEMISTRY LETTERS 10,1715 (10) 1715-1718 1993/10
DOI: 10.1246/cl.1993.1715
ISSN: 0366-7022
eISSN: 1348-0715
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A SOLID-STATE STUDY OF A NOVEL P-31 SPIN PAIR USING MAGIC-ANGLE-SPINNING NUCLEAR-MAGNETIC-RESONANCE SPECTROSCOPY Peer-reviewed
R CHALLONER, CA MCDOWELL, M YOSHIFUJI, K TOYOTA, JA TOSSELL
JOURNAL OF MAGNETIC RESONANCE SERIES A 104 (3) 258-267 1993/10
ISSN: 1064-1858
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PREPARATION AND PROPERTIES OF SOME STABLE CAPTODATIVE DIPHOSPHENES CARRYING THE N-(9-FLUORENYL)-N-MESITYLAMINO GROUP AS AN ELECTRON-DONATING NEW STERICALLY PROTECTING AUXILIARY Peer-reviewed
M ABE, K TOYOTA, M YOSHIFUJI
HETEROATOM CHEMISTRY 4 (5) 427-432 1993/10
ISSN: 1042-7163
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SYNTHESIS AND STRUCTURE OF A DIPHOSPHA[4]RADIALENE Peer-reviewed
K TOYOTA, K TASHIRO, M YOSHIFUJI
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH 32 (8) 1163-1165 1993/08
ISSN: 0570-0833
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PHOTOCHEMICAL-REACTIONS OF DIPHOSPHENES CARRYING 2,4,6-TRIS(TRIFLUOROMETHYL)PHENYL GROUP Peer-reviewed
M YOSHIFUJI, M ABE, K TOYOTA, K GOTO, N INAMOTO
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 66 (5) 1572-1575 1993/05
DOI: 10.1246/bcsj.66.1572
ISSN: 0009-2673
eISSN: 1348-0634
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PREPARATION AND X-RAY CRYSTAL-STRUCTURE ANALYSIS OF CIS-2,4-BIS(2,4,6-TRI-T-BUTYLPHENYL)-1,2,4-OXADIPHOSPHETANE 2,4-DISULFIDE AND CIS-TRANS ISOMERIZATION OF THE CORRESPONDING 1,2,4-THIADIPHOSPHETANE DERIVATIVE Peer-reviewed
K TOYOTA, Y ISHIKAWA, K SHIRABE, M YOSHIFUJI, K OKADA, K HIROTSU
HETEROATOM CHEMISTRY 4 (2-3) 279-285 1993/04
ISSN: 1042-7163
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STABLE DITHIOXOPHOSPHORANE, DISELENOXOPHOSPHORANE, AND SELENOXOPHOSPHINE BEARING 2,4-DI-T-BUTYL-6-(DIMETHYLAMINO)PHENYL GROUP AS A NEW STERICALLY PROTECTING AUXILIARY Peer-reviewed
M YOSHIFUJI, M HIRANO, K TOYOTA
TETRAHEDRON LETTERS 34 (6) 1043-1046 1993/02
DOI: 10.1016/S0040-4039(00)77487-9
ISSN: 0040-4039
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REACTION OF DICHLOROCARBENE WITH SOME ORGANOPHOSPHORUS COMPOUNDS IN LOW COORDINATION STATES
M YOSHIFUJI, K TOYOTA, H YOSHIMURA
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 76 (1-4) 327-330 1993
ISSN: 0308-664X
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PREPARATION AND PROPERTIES OF CAPTODATIVE 1-AMINO-2-ARYLDIPHOSPHENES CARRYING BIS(TRIFLUOROMETHYL)PHENYL OR TRIS(TRIFLUOROMETHYL)PHENYL GROUP Peer-reviewed
M ABE, K TOYOTA, M YOSHIFUJI
CHEMISTRY LETTERS (12) 2349-2352 1992/12
DOI: 10.1246/cl.1992.2349
ISSN: 0366-7022
eISSN: 1348-0715
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PREPARATION AND ISOMERIZATION OF 3,4-BIS(2,4,6-TRI-TERT-BUTYLPHENYLPHOSPHINIDENE)CYCLOBUTENES Peer-reviewed
K TOYOTA, K TASHIRO, M YOSHIFUJI, S NAGASE
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 65 (8) 2297-2299 1992/08
DOI: 10.1246/bcsj.65.2297
ISSN: 0009-2673
eISSN: 1348-0634
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X-RAY STRUCTURE ANALYSES OF DIPHOSPHINIDENECYCLOBUTENE AND ITS CHELATE TYPE TETRACARBONYLMOLYBDENUM(0) COMPLEX Peer-reviewed
K TOYOTA, K TASHIRO, M YOSHIFUJI, MIYAHARA, I, A HAYASHI, K HIROTSU
JOURNAL OF ORGANOMETALLIC CHEMISTRY 431 (3) C35-C41 1992/07
ISSN: 0022-328X
-
A NEW PREPARATIVE ROUTE TO PHOSPHAETHYNES FROM DICHLOROPHOSPHAETHENES BY LITHIATION, PHOTOISOMERIZATION, AND RE-LITHIATION INVOLVING MIGRATION Peer-reviewed
M YOSHIFUJI, H KAWANAMI, Y KAWAI, K TOYOTA, M YASUNAMI, T NIITSU, N INAMOTO
CHEMISTRY LETTERS 1992 (6) 1053-1056 1992/06
DOI: 10.1246/cl.1992.1053
ISSN: 0366-7022
eISSN: 1348-0715
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The first x-ray analysis of a phospha[3]radialene Peer-reviewed
Ikuko Miyahara, Atsuhiro Hayashi, Ken Hirotsu, Masaaki Yoshifuji, Hideki Yoshimura, Kozo Toyota
Polyhedron 11 (3) 385-387 1992
DOI: 10.1016/S0277-5387(00)83187-3
ISSN: 0277-5387
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PREPARATION OF GROUP-6 METAL(0) CARBONYL-COMPLEXES OF CHELATE TYPE CONTAINING DIPHOSPHINIDENECYCLOBUTENE AS A BIDENTATE LIGAND Peer-reviewed
K TOYOTA, K TASHIRO, M YOSHIFUJI
CHEMISTRY LETTERS 12,2079 (12) 2079-2082 1991/12
DOI: 10.1246/cl.1991.2079
ISSN: 0366-7022
eISSN: 1348-0715
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ISOLATION AND X-RAY STRUCTURE OF TRANS-3,5-BIS(2,4,6-TRI-TERT-BUTYLPHENYL)-1,2,3,5-DITHIADIPHOSPHOLANE 3,5-DISULFIDE Peer-reviewed
K TOYOTA, Y ISHIKAWA, M YOSHIFUJI, K OKADA, K HOSOMI, K HIROTSU
CHEMISTRY LETTERS 12,2213 (12) 2213-2216 1991/12
DOI: 10.1246/cl.1991.2213
ISSN: 0366-7022
eISSN: 1348-0715
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REACTION OF DICHLOROCARBENE WITH STERICALLY PROTECTED PHOSPHABUTATRIENE - FORMATION OF A STABLE DIMETHYLENEPHOSPHIRANE Peer-reviewed
K TOYOTA, H YOSHIMURA, T UESUGI, M YOSHIFUJI
TETRAHEDRON LETTERS 32 (47) 6879-6882 1991/11
DOI: 10.1016/0040-4039(91)80432-6
ISSN: 0040-4039
-
PREPARATION OF 1,4-DIPHOSPHABUTATRIENE FROM 3-DICHLOROMETHYLENE-1,2-DIPHOSPHIRANE Peer-reviewed
M YOSHIFUJI, K TOYOTA, H YOSHIMURA
CHEMISTRY LETTERS 3,491 (3) 491-492 1991/03
DOI: 10.1246/cl.1991.491
ISSN: 0366-7022
eISSN: 1348-0715
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REACTIONS OF DICHLOROCARBENE WITH STERICALLY PROTECTED 1-PHOSPHAALLENE AND 1,3-DIPHOSPHAALLENE Peer-reviewed
M YOSHIFUJI, K TOYOTA, H YOSHIMURA, K HIROTSU, A OKAMOTO
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS 2,124 (2) 124-125 1991/01
DOI: 10.1039/c39910000124
ISSN: 0022-4936
-
PREPARATION OF STERICALLY PROTECTED 3,4-BIS(PHOSPHINIDENE)CYCLOBUTENES AND THEIR ISOMERISM Peer-reviewed
M YOSHIFUJI, K TOYOTA, M MURAYAMA, H YOSHIMURA, A OKAMOTO, K HIROTSU, S NAGASE
CHEMISTRY LETTERS 12,2195 (12) 2195-2198 1990/12
DOI: 10.1246/cl.1990.2195
ISSN: 0366-7022
eISSN: 1348-0715
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X-Ray Structure of a Pentacarbonyltungsten Complex of 1-Phosphaallene Peer-reviewed
M. Yoshifuji, K. Toyota, T. Sato, N. Inamoto, K. Hirotsu
Heteroatom Chemistry 1 (4) 339-342 1990/12
-
Preparation and Hydrolysis of Some Sterically Protected 1-Aza-3-phosphaallenes Peer-reviewed
T. Niitsu, N. Inamoto, K. Toyota, M. Yoshifuji
Bulletin of the Chemical Society of Japan 63 (9) 2736-2738 1990/12
Publisher: The Chemical Society of JapanDOI: 10.1246/bcsj.63.2736
ISSN: 0009-2673
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Preparation and X-ray structure of the bis(pentacarbonyltungsten) complex of 1,3-diphosphaallene with η1-coordination mode Peer-reviewed
Masaaki Yoshifuji, Kozo Toyota, Takashi Niitsu, Naoki Inamoto, Ken Hirotsu
Journal of Organometallic Chemistry 389 (1) c12-c15 1990/06/05
DOI: 10.1016/0022-328X(90)85401-J
ISSN: 0022-328X
-
REACTION OF DICHLOROCARBENE WITH PHOSPHAETHYLENES - PREPARATION OF PHOSPHAALLENE FROM PHOSPHAETHYLENE VIA DICHLOROPHOSPHIRANE Peer-reviewed
M YOSHIFUJI, H YOSHIMURA, K TOYOTA
CHEMISTRY LETTERS 5,827 (5) 827-830 1990/05
DOI: 10.1246/cl.1990.827
ISSN: 0366-7022
eISSN: 1348-0715
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SULFURIZATION REACTION OF 1,3-DIPHOSPHAALLENE - X-RAY STRUCTURE OF CIS-2,4-BIS(2,4,6-TRI-TERT-BUTYLPHENYL)-1,2,4-THIADIPHOSPHETANE 2,4-DISULFIDE Peer-reviewed
K TOYOTA, M YOSHIFUJI, K HIROTSU
CHEMISTRY LETTERS 4,643 (4) 643-646 1990/04
DOI: 10.1246/cl.1990.643
ISSN: 0366-7022
eISSN: 1348-0715
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SEPARATION OF AN OPTICALLY-ACTIVE PHOSPHAALLENE OF PSEUDO AXIAL DISSYMMETRY Peer-reviewed
M YOSHIFUJI, K TOYOTA, Y OKAMOTO, T ASAKURA
TETRAHEDRON LETTERS 31 (16) 2311-2314 1990
DOI: 10.1016/0040-4039(90)80215-8
ISSN: 0040-4039
-
X‐ray structure of 3‐diphenylmethylene‐2‐(2,4,6‐tri‐t‐butylphenyl)thiaphosphirane 2‐sulfide: The first thiaphosphirane with exo‐methylene Peer-reviewed
Ken Hirotsu, Akihiro Okamoto, Kozo Toyota, Masaaki Yoshifuji
Heteroatom Chemistry 1 (3) 251-254 1990
DOI: 10.1002/hc.520010310
ISSN: 1098-1071 1042-7163
-
THERMAL CYCLIZATION OF A 1,3-DIPHOSPHA-ALLENE - FORMATION OF A 1,2,3,4-TETRAHYDRO-1-PHOSPHANAPHTHALENE Peer-reviewed
M YOSHIFUJI, T NIITSU, K TOYOTA, N INAMOTO, HH KARSCH, HU REISACHER
TETRAHEDRON LETTERS 29 (3) 333-336 1988
DOI: 10.1016/S0040-4039(00)80088-X
ISSN: 0040-4039
-
SYNTHESIS AND STRUCTURES OF E-PHOSPHAETHYLENES AND Z-PHOSPHAETHYLENES Peer-reviewed
M YOSHIFUJI, K TOYOTA, MATSUDA, I, T NIITSU, N INAMOTO, K HIROTSU, T HIGUCHI
TETRAHEDRON 44 (5) 1363-1367 1988
DOI: 10.1016/S0040-4020(01)85915-9
ISSN: 0040-4020
-
X-RAY STRUCTURE OF A STERICALLY PROTECTED 1-AZA-3-PHOSPHA-ALLENE Peer-reviewed
M YOSHIFUJI, T NIITSU, K TOYOTA, N INAMOTO, K HIROTSU, Y ODAGAKI, T HIGUCHI, S NAGASE
POLYHEDRON 7 (21) 2213-2216 1988
DOI: 10.1016/S0277-5387(00)81807-0
ISSN: 0277-5387
-
STERICALLY PROTECTED UNUSUAL PHOSPHORUS-COMPOUNDS IN LOWER COORDINATION STATES - DIPHOSPHENES, PHOSPHAETHYLENES, AND 1-PHOSPHA- AND 1,3-DIPHOSPHAALLENES
M YOSHIFUJI, K TOYOTA, K SHIBAYAMA, T HASHIDA, N INAMOTO
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 30 (1-2) 527-530 1987
ISSN: 0308-664X
-
THE 1ST SEPARATION OF AN OPTICALLY-ACTIVE 1,3-DIPHOSPHA-ALLENE OF AXIAL DISSYMMETRY Peer-reviewed
M YOSHIFUJI, K TOYOTA, T NIITSU, N INAMOTO, Y OKAMOTO, R ABURATANI
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS (20) 1550-1551 1986/10
DOI: 10.1039/c39860001550
ISSN: 0022-4936
-
P-coordinated group VI metal(0) pentacarbonyl complexes of multiple-bond organophosphorus compounds in the low coordination state Peer-reviewed
Masaaki Yoshifuji, Katsuhiro Shibayama, Takashi Hashida, Kozo Toyota, Takashi Niitsu, Ikumi Matsuda, Takahiro Sato, Naoki Inamoto
Journal of Organometallic Chemistry 311 (3) C63-C67 1986/09/09
DOI: 10.1016/0022-328X(86)80269-8
ISSN: 0022-328X
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ATTEMPTED ISOLATION OF MONOMERIC IMINOPHOSPHINES - FORMATION OF A STERICALLY PROTECTED IMINOPHOSPHINE PARA-SULFIDE AND DETECTION OF IMINOPHOSPHINES Peer-reviewed
M YOSHIFUJI, K SHIBAYAMA, K TOYOTA, N INAMOTO, S NAGASE
CHEMISTRY LETTERS (2) 237-240 1985
DOI: 10.1246/cl.1985.237
ISSN: 0366-7022
eISSN: 1348-0715
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PREPARATION OF STABLE PHOSPHIRANES FROM PHOSPHIDE AND EPOXIDE ASSISTED BY SILICON Peer-reviewed
M YOSHIFUJI, K TOYOTA, N INAMOTO
CHEMISTRY LETTERS (4) 441-442 1985
DOI: 10.1246/cl.1985.441
ISSN: 0366-7022
eISSN: 1348-0715
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PHOTOISOMERIZATION OF BENZYLIDENEPHOSPHINE CONTAINING PHOSPHORUS IN LOW COORDINATION STATE Peer-reviewed
M YOSHIFUJI, K TOYOTA, N INAMOTO
TETRAHEDRON LETTERS 26 (14) 1727-1730 1985
DOI: 10.1016/S0040-4039(00)98323-0
ISSN: 0040-4039
-
ETA-2-CO-ORDINATION IN A 1,3-DIPHOSPHA-ALLENE COMPLEX OF PLATINUM(0) - SYNTHESIS AND SOLUTION P-13 NMR-SPECTRUM OF [PT(PPH3)2(RP=C=PR)] (R = 2,4,6-BUT3C6H2) Peer-reviewed
CA AKPAN, MF MEIDINE, JF NIXON, M YOSHIFUJI, K TOYOTA, N INAMOTO
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS (14) 946-947 1985
DOI: 10.1039/c39850000946
ISSN: 0022-4936
-
STRUCTURES OF PHOSPHAETHYLENES AND A 1-PHOSPHAALLENE CONTAINING PHOSPHORUS IN LOWER COORDINATION STATE Peer-reviewed
M YOSHIFUJI, K TOYOTA, N INAMOTO, K HIROTSU, T HIGUCHI, S NAGASE
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 25 (3) 237-243 1985
DOI: 10.1080/03086648508072740
ISSN: 0308-664X
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THE 1ST X-RAY STRUCTURE DETERMINATION OF A Z-PHOSPHAETHYLENE - Z-2-PHENYL-1-(2,4,6-TRI-TERT-BUTYLPHENYL)PHOSPHAETHYLENE Peer-reviewed
M YOSHIFUJI, K TOYOTA, N INAMOTO, K HIROTSU, T HIGUCHI
TETRAHEDRON LETTERS 26 (52) 6443-6446 1985
DOI: 10.1016/S0040-4039(00)99022-1
ISSN: 0040-4039
-
ISOLATION AND CHARACTERIZATION OF A STABLE DITHIOXOPHOSPHORANE Peer-reviewed
M YOSHIFUJI, K TOYOTA, K ANDO, N INAMOTO
CHEMISTRY LETTERS (3) 317-318 1984
DOI: 10.1246/cl.1984.317
ISSN: 0366-7022
eISSN: 1348-0715
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ISOLATION AND CHARACTERIZATION OF SOME VERY STABLE 1-PHOSPHA-ALLENES - STERICALLY PROTECTED IMINOETHYLENEPHOSPHINES AND ETHENYLIDENEPHOSPHINES Peer-reviewed
M YOSHIFUJI, K TOYOTA, K SHIBAYAMA, N INAMOTO
TETRAHEDRON LETTERS 25 (17) 1809-1812 1984
DOI: 10.1016/S0040-4039(01)90047-4
ISSN: 0040-4039
-
ISOLATION AND CHARACTERIZATION OF THE 1ST STABLE DIPHOSPHA-ALLENE - P,P'-BIS(2,4,6-TRI-T-BUTYLPHENYL)-1,3-DIPHOSPHA-ALLENE Peer-reviewed
M YOSHIFUJI, K TOYOTA, N INAMOTO
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS (11) 689-690 1984
DOI: 10.1039/c39840000689
ISSN: 0022-4936
-
ISOLATION AND CHARACTERIZATION OF STABLE ALKYLIDENEPHOSPHINES Peer-reviewed
M YOSHIFUJI, K TOYOTA, K SHIBAYAMA, N INAMOTO
CHEMISTRY LETTERS (10) 1653-1656 1983
DOI: 10.1246/cl.1983.1653
ISSN: 0366-7022
eISSN: 1348-0715
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OXIDATION OF A DIPHOSPHENE AND DECHLORINATION OF AN ARYLPHOSPHONIC DICHLORIDE - ISOLATION OF THE DIPHOSPHENE OXIDE Peer-reviewed
M YOSHIFUJI, K ANDO, K TOYOTA, SHIMA, I, N INAMOTO
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS 1983 (8) 419-420 1983
DOI: 10.1039/c39830000419
ISSN: 0022-4936
-
PREPARATION AND CHARACTERIZATION OF STERICALLY PROTECTED PRIMARY PHOSPHINE SULFIDE AND OXIDE Peer-reviewed
M YOSHIFUJI, K SHIBAYAMA, K TOYOTA, N INAMOTO
TETRAHEDRON LETTERS 24 (39) 4227-4228 1983
DOI: 10.1016/S0040-4039(00)88307-0
ISSN: 0040-4039
Misc. 27
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IODINE-CONTAINING 4,7-DIHALOBENZO[b]THIOPHENE BUILDING BLOCKS AND RELATED IODOBENZO[b]THIOPHENES: PROMISING MOLECULAR SCAFFOLDS FOR BIO-INSPIRED MOLECULAR ARCHITECTURE
Kozo Toyota, Shinichi Mikami
HETEROCYCLES 102 (11) 2063-2098 2021
DOI: 10.3987/REV-20-950
ISSN: 0385-5414
eISSN: 1881-0942
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Introduction to Green Chemistry
豊田耕三, 寺内毅
化学と工業 70 (3) 262-262 2017/03/01
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(2-アズレニル)テトラチアフルバレン類の合成と性質
荒木貴訓, 庄子卓, 関口龍太, 伊東俊司, 豊田耕三, 奥島鉄雄
有機典型元素化学討論会講演要旨集 43rd 2016
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Preparation of 1,4-bis(2-ethynyl-3-thienyl)benzene derivatives linked by oligo(ethyleneglycol) Chain (vol 22, pg 531, 2011)
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HETEROATOM CHEMISTRY 23 (1) 122-122 2012
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化学系学協会東北大会プログラムおよび講演予稿集 2010 94 2010/09/25
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複素環化学討論会講演要旨集 40th 273-274 2010/09/14
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New Reaction of 2H-Cyclohepta[b]furan-2-ones
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日本化学会講演予稿集 89th (2) 1046 2009/03/13
ISSN: 0285-7626
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アズレン環が置換したエン‐ジインクロモフォアの合成と酸化還元的挙動
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化学系学協会東北大会プログラムおよび講演予稿集 2008 142 2008/10/11
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Synthesis and redox behavior of tetracyano-2-(1-azulenyl)-3-butadienyl chromophores extended the pai-electron system
Shoji Taku, Ito Shunji, Toyota Kozo, Yasunami Masafumi, Morita Noboru
Abstracts of Symposium on Physical Organic Chemistry 2008 (0) 19-19 2008/09/26
Publisher: 基礎有機化学会(基礎有機化学連合討論会)DOI: 10.11494/kisoyuki.2008.0.19.0
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日本化学会講演予稿集 88th (2) 1596 2008/03/12
ISSN: 0285-7626
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日本化学会講演予稿集 88th (2) 1213 2008/03/12
ISSN: 0285-7626
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HIGASHI JUN'YA, SHOJI TAKU, ITO SHUNJI, TOYOTA KOZO, YASUNAMI MASAFUMI, MORITA NOBORU
日本化学会講演予稿集 88th (2) 1213 2008/03/12
ISSN: 0285-7626
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Synthesis of Calix[4]azulene Derivertives Containing Ferrocenyl Group
Higashi Junya, Shoji Taku, Toyota Kozo, Morita Noboru, Ito Shunji, Yasunami Masafumi
Abstracts of Symposium on Physical Organic Chemistry 37 (0) 115-115 2007/10/27
Publisher: 基礎有機化学会(基礎有機化学連合討論会)DOI: 10.11494/kisoyuki.37.0.115.0
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Synthesis and Properties of Ferrocenylethynylazulenes
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Abstracts of Symposium on Physical Organic Chemistry 37 (0) 129-129 2007/10/27
Publisher: 基礎有機化学会(基礎有機化学連合討論会)DOI: 10.11494/kisoyuki.37.0.129.0
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化学系学協会東北大会プログラムおよび講演予稿集 2007 249 2007/09/21
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日本化学会講演予稿集 87th (2) 1521 2007/03/12
ISSN: 0285-7626
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日本化学会講演予稿集 87th (2) 1524 2007/03/12
ISSN: 0285-7626
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Synthesis,Reaction and Properties of 5-Heteroarylazulenes
Shoji Taku, Ito Shunji, Toyota Kozo, Yasunami Masafumi, Morita Noboru
Abstracts of Symposium on Physical Organic Chemistry 18 (0) 311-311 2006/10/07
Publisher: 基礎有機化学会(基礎有機化学連合討論会)DOI: 10.11494/kisoyuki.18.0.311.0
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ヘテロアリールアズレンの合成とそれらの性質
TOYOTA KOZO, SHOJI TAKU, YOKOYAMA RYUJI, ISURAMU D.M.S, ITO OSAMU, WATANABE MASATAKA, ITO SHUNJI, YASUNAMI MASAFUMI, MORITA NOBORU
基礎有機化学連合討論会予稿集 18th 112-113 2006/10/07
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6‐位置換アズレンの求電子置換反応
MATSUKI TOMOHIRO, SHOJI TAKU, TOYOTA KOZO, YASUNAMI MASAFUMI, MORITA NOBORU
化学系学協会東北大会プログラムおよび講演予稿集 2006 109 2006/09/22
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Synthesis of Arylazulenes
MORITA NOBORU, SHOJI TAKU, TOYOTA KOZO, WATANABE MASATAKA, YASUNAMI MASAFUMI, ITO SHUNJI
日本化学会講演予稿集 86th (2) 1507 2006/03/13
ISSN: 0285-7626
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Novel bidentate ligands containing low-coordinated phosphorus for catalytic reactions
Rader S. Jensen, Anil S. Gajare, Kozo Toyota, Masaaki Yoshifuji, Fumiyuki Ozawa
ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 231 2006/03
ISSN: 0065-7727
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Synthesis and characterization of heteroarylazulenes
Toyota Kozo, Shoji Taku, Yokoyama Ryuji, Islum D. M. S, Ito Osamu, Watanabe Masataka, Ito Shunji, Yasunami Masafumi, Morita Noboru
Abstracts of Symposium on Physical Organic Chemistry 18 (0) 26-26 2006
Publisher: 基礎有機化学会(基礎有機化学連合討論会)DOI: 10.11494/kisoyuki.18.0.26.0
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Studies on phosphorus-chalcogen bond systems stabilized by bulky substituents
K Toyota, M Yoshifuji
JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN 58 (3) 208-217 2000/03
ISSN: 0037-9980
Books and Other Publications 3
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Fox, Whitesell Organic Chemistry II
N. Inamoto, A. Ishi, M. Ito, T. Kawashima, N. Tokitoh, K. Toyota, T. Nabeshima, K. Yamada
Maruzen Co., Ltd. 1999/11/15
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Fox, Whitesell Organic Chemistry III
N. Inamoto, A. Ishi, M. Ito, T. Kawashima, N. Tokitoh, K. Toyota, T. Nabeshima, K. Yamada
Maruzen Co., Ltd. 1999/11/15
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Fox, Whitesell Organic Chemistry I
N. Inamoto, A. Ishi, M. Ito, T. Kawashima, N. Tokitoh, K. Toyota, T. Nabeshima, K. Yamada
Maruzen Co., Ltd. 1999/10/15
Presentations 87
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Facile Cyclization Reaction of 1-(1-Adamantylsulfanyl)-2-(ethynyl)arene Derivatives and Its Applications
Hiroki Tanaka, Shinichi Mikami, Hiroki Kishi, Kozo Toyota
The 44th Symposium on Main Group Element Chemistry 2017/12/07
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Stepwise Synthesis of 2,4,7-Triphenylbenzo[b]thiophene
Shinichi Mikami, Kozo Toyota
2017 Annual Meeting of Chemical Society of Japan, Tohoku Branch 2017/09/16
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アダマンタンチオールを用いる種々の4,7-ジハロゲノベンゾ[b]チオフェンの合成
岸大貴, 田中弘毅, 三上進一, 豊田耕三
第43回有機典型元素化学討論会 2016/12/08
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4-ブロモ-2,7-ジヨードベンゾ[b]チオフェンの合成と分子建築材料としての応用
岸 大貴, 高橋健太, 菊池陽太, 豊田耕三
第42回有機典型元素化学討論会 2015/12/03
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1-アダマンタンチオールを用いる4,7-ジブロモベンゾ[b]チオフェンの合成と応用
岸大貴, 佐々木欣宏, 長沼大輔, 豊田耕三
第41回有機典型元素化学討論会 2014/11/27
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1-アダマンタンチオールを用いる4,7-ジブロモベンゾ[b]チオフェンの合成
佐々木欣宏, 岸大貴, 豊田耕三
日本化学会第94春季年会 2014/03/25
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仙台市科学館平成25年度特別展「元素の世界」における「実験フィールド」の実施
豊田耕三, 猿渡英之, 笠井香代子, 中山亨, 斎藤紘一, 菅野宏一, 山下正廣
日本化学会第94春季年会 2014/03/25
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A Chiral NMR Shift Reagent Eu-pdta: Application for Determining Absolute Configurations of beta-Amino Acids and beta-Hydroxy Acids International-presentation
T. Honda, K. Omata, K. Kabuto, K. Toyota
International Symposium for the 70th Anniversary of the Tohoku Branch of the Chemical Society of Japan 2013/09/28
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Synthesis of Donor-Acceptor Type Azulene Derivatives from 1-Pyridylazulenes International-presentation
T. Shoji, A. Yamamoto, M. Maruyama, S. Ito, T. Okujima, K. Toyota, N. Morita
International Symposium for the 70th Anniversary of the Tohoku Branch of the Chemical Society of Japan 2013/09/28
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Synthesis of an Oxo-Bridged Dinuclear Tungsten Complex via O-H Bond Activation of Water and Its Structure and Reactivity International-presentation
H. Kono, E. Kwon, K. Toyota, H. Sakaba
International Symposium for the 70th Anniversary of the Tohoku Branch of the Chemical Society of Japan 2013/09/28
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Substituent and Solvent Effects on the Reactions of Acetylide-Silylene Complexes with Acetone International-presentation
K. Nakagawa, E. Kwon, K. Toyota, H. Sakaba
International Symposium for the 70th Anniversary of the Tohoku Branch of the Chemical Society of Japan 2013/09/28
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構造生物学に刺激される、構造有機化学の挑戦
第36回教師のための化学教育講座 2013/08/08
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アセチリド-シリレン錯体とアセトンとの反応に及ぼす置換基および溶媒効果
中川圭太, Kwon Eunsang, 豊田耕三, 坂場裕之
日本化学会第93春季年会 2013/03/22
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極性官能基を持つエチニルチオフェン誘導体の合成とその連結系の構築
長沼大輔, 岩本武明, 豊田耕三
日本化学会第93春季年会 2013/03/22
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極性官能基を持つエチニルチオフェン誘導体の合成とその連結系の構築
長沼大輔, 佐々木欣宏, 武藤裕孝, 岩本武明, 豊田耕三
第39回有機典型元素化学討論会 2012/12/06
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両親媒体性ビス(2-エチニル-3-チエニル)オリゴアレーン誘導体の合成
武藤裕孝, 岩本武明, 豊田耕三
第23回基礎有機化学討論会 2012/09/19
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末端部に極性官能基を有するビス(2-エチニル-3-チエニル)オリゴアレーン誘導体の合成
武藤裕孝, 岩本武明, 豊田耕三
平成24年度化学系学協会東北大会 2012/09/15
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Syntheses of 4,7-Benzo[b]thiophenediyl Derivatives and Application to Artificial Molecular Architecture International-presentation
H. Mutoh, H. Katsuta, T. Iwamoto, K. Toyota
The 10th International Conference on Heteroatom Chemistry (ICHAC-10) 2012/05/20
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4,7-ジブロモベンゾ[b]チオフェンおよびその誘導体の合成と性質
武藤裕孝, 勝田 弘, 谷本大樹, 岩本武明, 豊田耕三
日本化学会第92春季年会 2012/03/25
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4,7-ジブロモベンゾ[b]チオフェンの合成とπ系スペーサーとしての応用
武藤裕孝, 勝田 弘, 中村和宏, 谷本大樹, 岩本武明, 豊田耕三
第38回有機典型元素化学討論会 2011/12/07
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(3-エチニル-2-チエニル)アレーン連結系および関連する連結系の構築
豊田耕三, 中村和宏, 勝田 弘, 谷本大樹, 武藤裕孝, 岩本武明
第22回基礎有機化学討論会 2011/09/21
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(2-エチニル-3-チエニル)アレーン連結系およびその類縁体の合成と性質
豊田耕三, 勝田 弘, 中村和宏, 谷本大樹, 武藤裕孝, 岩本武明
平成23年度化学系学協会東北大会 2011/09/17
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生体膜疎水性コアの厚みに相当する長さの軸を有する、側鎖配列制御型エチニルチエニルアレーン連結系の構築
勝田 弘, 中村和宏, 谷本大樹, 武藤裕孝, 岩本武明, 豊田耕三
日本化学会第91春季年会 2011/03/11
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エチニルチエニルアレーン誘導体の合成、構造、及び分子建築への応用
豊田耕三, 辻 恭朋, 山本拓也, 勝田 弘, 中村和宏, 岩本武明, 森田 昇
第37回有機典型元素化学討論会 2010/11/25
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側鎖を有するチオフェン系、チエノチオフェン系、ベンゾチオフェン系、およびチアゾール系分子建築材料の開発とその配列制御連結
豊田耕三, 山本拓也, 辻 恭朋, 勝田 弘, 中村和宏, 谷本大樹, 岩本武明, 森田 昇
第40回複素環化学討論会 2010/10/14
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π電子系コアに連結した2H-シクロヘプタ[b]フラン-2-オンクロモフォアの合成と酸化還元的挙動
庄子 卓, 東 隼也, 伊東俊司, 奥島鉄雄, 安並正文, 豊田耕三, 森田 昇
第40回複素環化学討論会 2010/10/14
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1,4-ビス(3-エチニル-2-チエニル)ベンゼン類の合成と性質
豊田耕三, 中村和宏, 勝田 弘, 岩本武明, 森田 昇
平成22年度化学系学協会東北大会 2010/09/25
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側鎖配列を制御したエチニルチエニルアレーン連結系の構築
豊田耕三, 勝田 弘, 中村和宏, 辻 恭朋, 山本拓也, 岩本武明, 森田 昇, 黒田重靖
第21回基礎有機化学討論会 2010/09/09
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エチニルチエニルベンゼン連結系の構築
勝田 弘, 辻 恭朋, 山本拓也, 豊田耕三, 岩本武明, 森田 昇
日本化学会第90春季年会 2010/03/26
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生体模倣系を指向したエチニルチエニルアレーン連結系の拡張
豊田耕三, 山本拓也, 辻 恭朋, 勝田 弘, 中村和宏, 岩本武明, 森田 昇, 黒田重靖
日本化学会第90春季年会 2010/03/26
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新規ビス(2-エチニル-3-チエニル)アレーン誘導体の合成と性質
辻 恭朋, 勝田 弘, 豊田耕三, 森田 昇, 黒田重靖, 岩本武明
第36回有機典型元素化学討論会 2009/12/10
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生体模倣系を指向した、ビス(エチニルチエニル)アレーン連結系の構築と展開
豊田耕三, 勝田 弘, 辻 恭朋, 岩本武明, 森田 昇
第20回基礎有機化学討論会 2009/09/28
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N-クロロスクシンイミドを用いた電子豊富な芳香族化合物のハロゲン化反応
山本拓也, 豊田耕三, 森田 昇, 岩本武明
第20回基礎有機化学討論会 2009/09/28
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ビス(エチニルチエニル)アレーン型誘導体の開発と応用
豊田耕三, 勝田 弘, 辻 恭朋, 岩本武明, 森田 昇
平成21年度化学系学協会東北大会 2009/09/19
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新しい2H-シクロヘプタ[b]フラン-2-オン類の反応
東 隼也, 庄子 卓, 高橋正行, 豊田耕三, 安並正文, 伊東俊司, 森田 昇
日本化学会第89春季年会 2009/03/27
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種々の置換基を有する新規ビス(2-エチニル-3-チエニル)アレーン誘導体の合成と性質
辻 恭朋, 勝田 弘, 豊田耕三, 森田 昇, 黒田重靖
日本化学会第89春季年会 2009/03/27
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トリフルオロメタンスルホン酸誘導体を利用した芳香族化合物の求電子置換反応
山本拓也, 高橋正行, 森田 昇, 豊田耕三, 伊東俊司, 安並正文
日本化学会第89春季年会 2009/03/27
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種々の置換基を有する対称型および非対称型ビス(2-エチニル-3-チエニル)アレーン誘導体の合成と性質
豊田耕三, 辻 恭朋, 勝田 弘, 岡田和之, 森田 昇
第35回有機典型元素化学討論会 2008/12/11
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生体模倣系を指向したビス(2-エチニル-3-チエニル)アレーン型スペーサーを有する配位子ユニットの開発
豊田耕三, 辻 恭朋, 勝田 弘, 森田 昇
第2回有機π電子系シンポジウム 2008/12/07
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生体模倣系を指向したビス(2-エチニル-3-チエニル)アレーン型スペーサーの開発と配列制御型連結の研究
豊田耕三, 辻 恭朋, 勝田 弘, 岡田和之, 森田 昇
第38回複素環化学討論会 2008/11/21
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ビス(2-エチニル-3-チエニル)アレーン型スペーサーのπ系への連結
豊田耕三, 辻 恭朋, 勝田 弘, 岡田和之, 森田 昇, 黒田重靖
平成20年度化学系学協会東北大会 2008/10/11
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アズレン環が置換したエン-ジインクロモフォアの合成と酸化還元的挙動
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
平成20年度化学系学協会東北大会 2008/10/11
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種々の置換基を有するビス(2-エチニル-3-チエニル)アレーン誘導体の合成と性質
豊田耕三, 岡田和之, 辻 恭朋, 勝田 弘, 森田 昇
第19回基礎有機化学討論会 2008/10/03
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アズレンの新しい求電子置換反応
豊田耕三, 山本拓也, 岡田和之, 横山隆二, 伊東俊司, 安並正文, 森田 昇
第19回基礎有機化学討論会 2008/10/03
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π電子系拡張型テトラシアノ-2-(-1-アズレニル)ブタジエン クロモフォアの合成と酸化還元的挙動
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
第19回基礎有機化学討論会 2008/10/03
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新規なビス[2-(アリールエチニル)-3-チエニル]アレーン系配位子の開発とペプチド模倣系への応用研究
豊田耕三, 岡田和之, 勝田 弘, 辻 恭朋, 森田 昇
第58回錯体化学討論会 2008/09/20
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ビス(2-エチニル-3-チエニル)アレーン系スペーサーの開発とタンパク質模倣系への応用研究
岡田和之, 勝田 弘, 豊田耕三, 森田 昇
日本化学会第88春季年会 2008/03/26
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3-エチニル-2H-シクロヘプタ[b]フラン-2-オン類の合成と反応性の研究
東 隼也, 庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
日本化学会第88春季年会 2008/03/26
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テトラシアノ-2-(1-アズレニル)ブタジエン クロモフォアの合成と性質
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
日本化学会第88春季年会 2008/03/26
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4-Methyl-1-oxa-benz[a]azulen-2-oneの合成と性質
高橋正行, 中村卓郎, 豊田耕三, 伊東俊司, 安並正文, 森田 昇
日本化学会第88春季年会 2008/03/26
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テトラシアノ-2-(アズレニル)-3-フェロセニルブタジエン クロモフォアの合成と性質
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
日本化学会第88春季年会 2008/03/26
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バイオミメティックな両親媒性スペーサーを指向した、ビス(2-エチニル-3-チエニル)アレーン誘導体の開発と応用
豊田耕三, 岡田和之, 後藤陽一, 森田 昇
第34回有機典型元素化学討論会 2007/12/13
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ビス(2-エチニル-3-チエニル)アレーン系スペーサーの開発と金属タンパク質模倣系への応用研究
豊田耕三, 岡田和之, 後藤陽一, 勝田 弘, 森田 昇
第1回有機π電子系シンポジウム 2007/12/07
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バイオミメティックな両親媒性スペーサーを指向した、ビス(2-エチニル-3-チエニル)アレーン誘導体の開発研究
豊田耕三, 岡田和之, 後藤陽一, 森田 昇
第37回構造有機化学討論会 2007/10/27
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フェロセニル基を有するカリックス[4]アズレン誘導体の合成
東 隼也, 庄子 卓, 豊田耕三, 伊東俊司, 安並正文, 森田 昇
第37回構造有機化学討論会 2007/10/27
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フェロセニルエチニルアズレン類の合成と性質
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
第37回構造有機化学討論会 2007/10/27
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6-ヘキサデシルアズレンを用いた液晶性を有する多電子酸化還元系の構築
中川昂介, 横山喬大, 野村明子, 安東真理子, 太田和親, 田畑奨太, 伊東俊司, 豊田耕三, 森田 昇
第37回構造有機化学討論会 2007/10/27
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環状リン酸エステルのリン分子の光学分割と絶対配置の決定
岡田和之, 豊田耕三, 植村 真, 小阪 仁, 原田宣之, 渡辺政隆, 森田 昇
平成19年度化学系学協会東北大会 2007/09/21
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ビス(2-オキソ-2H-シクロヘプタ[b]フラン-3-イル)スルフィドの新しい合成法
東 隼也, 庄子 卓, 岡田和之, 森田 昇, 豊田耕三, 渡辺政隆, 安並正文, 伊東俊司
平成19年度化学系学協会東北大会 2007/09/21
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10-Chloro-4,5-epoxy-9-oxo-2,10-bicyclo[5.3.0]decadieneの合成と反応性
齋藤祐也, 横山隆二, 豊田耕三, 森田 昇, 伊東俊司
平成19年度化学系学協会東北大会 2007/09/21
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1,4-ビス(2-エチニル-3-チエニル)ベンゼン型スペーサーを有する新規配位子の合成と性質
豊田耕三, 岡田和之, 後藤陽一, 森田 昇
平成19年度化学系学協会東北大会 2007/09/21
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ポリ(エチニルアズレニル)ベンゼンおよびポリ(エチニルフェロセニル)アズレン類の合成と酸化還元的挙動
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
平成19年度化学系学協会東北大会 2007/09/21
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アズレニルスルフィド類の合成・反応と性質
庄子 卓, 東 隼也, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
平成19年度化学系学協会東北大会 2007/09/21
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ヘテロアリールアズレン類の合成:遷移金属触媒を用いないアリールカップリング反応の開発
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
平成19年度化学系学協会東北大会 2007/09/21
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Preparation of 1,4-Bis(2-ethynyl-3-thienyl)benzene Derivatives as Promising Amphiphilic Spacers for Connection of Aromatic Heterocycles International-presentation
K. Toyota, Y. Goto, K. Okada, N. Morita
12th International Symposium on Novel Aromatic Compounds (ISNAR-12) 2007/07/22
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Reactivity of 1-Methylmercaptoazulene and Physical Properties of Their Products International-presentation
J. Higashi, T. Shoji, T. Akatsuka, Y. Kawai, K. Toyota, S. Ito, M. Yasaunami, N. Morita
12th International Symposium on Novel Aromatic Compounds (ISNAR-12) 2007/07/22
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Novel Synthetic Strategies of Heteroarylazulenes and 1,1’-Biazulene: The Transition Metal Free Homo- and Cross-Coupling of Azulenes International-presentation
T. Shoji, S. Ito, K. Toyota, M. Yasunami, N. Morita
12th International Symposium on Novel Aromatic Compounds (ISNAR-12) 2007/07/22
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Development for New Heteroarylation of Azulenes International-presentation
K. Toyota, K. Okada, T. Shoji, S. Islam, O. Ito, M. Watanabe, S. Ito, M. Yasunami, N. Morita
12th International Symposium on Novel Aromatic Compounds (ISNAR-12) 2007/07/22
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Reaction of 6-Substituted Azulenes with Trifluoromethanesulfonylpyridinium Trifluoromethanesulfonate (TPT) International-presentation
K. Toyota, T. Matsuki, T. Shoji, M. Watanabe, S. Ito, M. Yasunami, N. Morita
12th International Symposium on Novel Aromatic Compounds (ISNAR-12) 2007/07/22
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Preparation and Utilization of 2-Hydroxyazulenes International-presentation
K. Toyota, Y. Saito, M. Takahashi, K. Nakagawa, M. Watanabe, S. Ito, M. Yasunami, N. Morita
12th International Symposium on Novel Aromatic Compounds (ISNAR-12) 2007/07/22
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1,4-ジ(3-チエニル)ベンゼン骨格を有する両親媒性スペーサーの開発研究
豊田耕三, 後藤陽一, 大森宏平, 森田 昇
日本化学会第87春季年会 2007/03/25
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2-ヒドロキシアズレン類とアリールアルデヒドとの反応
高橋正行, 松橋 岳, 豊田耕三, 伊東俊司, 安並正文, 森田 昇
日本化学会第87春季年会 2007/03/25
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1-メチルチオアズレンの反応性とそれらの生成物の物性
東 隼也, 庄子 卓, 川井泰英, 豊田耕三, 伊藤俊司, 安並正文, 森田 昇
日本化学会第87春季年会 2007/03/25
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新しいアズレンのピリジニル化法の開発
岡田和之, 庄子 卓, 豊田耕三, イスラム シャフィクル, 伊藤 攻, 渡辺政隆, 伊東俊司, 安並正文, 森田 昇
日本化学会第87春季年会 2007/03/25
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1,2-ジチエニル-3,4-ジホスフィニデンシクロブテン(DPCB-T)配位子の開発とその遷移金属錯体の合成と性質
豊田耕三, 後藤陽一, 大森宏平, 川崎 統, 吉藤正明, 森田 昇
第33回有機典型元素化学討論会 2006/12/07
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バイオミメティックシステムを指向した、配列制御型低配位リン化合物オリゴマーの研究
豊田耕三
第3回有機元素化学セミナー 2006/10/26
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ヘテロアリールアズレンの合成とそれらの性質
豊田耕三, 庄子 卓, 横山隆二, イスラム D.M, 伊藤 攻, 渡辺政隆, 伊東俊司, 安並正文, 森田 昇
第18回基礎有機化学連合討論会 2006/10/07
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5-ヘテロアリールアズレン類の合成・反応とその性質
庄子 卓, 伊東俊司, 豊田耕三, 安並正文, 森田 昇
第18回基礎有機化学連合討論会 2006/10/07
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6-位置換アズレンの求電子置換反応
松木智裕, 庄子 卓, 豊田耕三, 安並正文, 森田 昇
平成18年度化学系学協会東北大会 2006/09/22
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1,2-ジチエニル-3,4-ジホスフィニデンシクロブテン(DPCB-T)配位子のヨウ素化およびアルキニル化
後藤陽一, 川崎 統, 豊田耕三, 森田 昇, 吉藤正明
平成18年度化学系学協会東北大会 2006/09/22
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連結型1,2-ジチエニル-3,4-ジホスフィニデンシクロブテン(DPCB-T)配位子の開発とその遷移金属錯体の合成と性質
豊田耕三, 後藤陽一, 吉藤正明, 森田 昇
第56回錯体化学討論会 2006/09/16
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Chemistry of 1,2-Dithienyl-3,4-diphosphinidenecyclobutenes (DPCB-T) International-presentation
K. Toyota, N. Morita, M. Yoshifuji
22nd International Symposium on the Organic Chemistry of Sulfur 2006/08/20
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1,2-位にπ系置換基を有する 3,4-ジホスフィニデンシクロブテン類の合成と性質
川﨑 統, 大森宏平, 後藤陽一, 豊田耕三, 吉藤正明, 森田 昇
日本化学会第86春季年会 2006/03/27
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Synthesis of Cationic Rhodium and Palladium Complexes Bearing Diphosphinidenecyclobutene Ligands
R. Jensen, K. Umeda, M. Okazaki, K. Toyota, M. Yoshifuji, F. Ozawa
日本化学会第86春季年会 2006/03/27
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ジホスフィニデンシクロブテン[l]フェナントレン配位子(DPCB-phen)を有するトラン-白金(0)錯体の合成と性質
林 恭平, 中谷充晴, 岡崎雅明, 小澤文幸, 中村光武, 川﨑 統, 豊田耕三, 吉藤正明
日本化学会第86春季年会 2006/03/27
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3,4-ジホスフィニデンシクロブテンの電子スペクトル: t-ブチル基の立体効果の評価に関する一考察
森中小百合, 林 聡子, 中西和郎, 中村光武, 川﨑 統, 豊田耕三, 吉藤正明
日本化学会第86春季年会 2006/03/27
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アリールアズレン類の合成
森田 昇, 庄子 卓, 豊田耕三, 渡辺政隆, 安並正文, 伊東俊司
日本化学会第86春季年会 2006/03/27
Research Projects 14
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Chemistry laboratory which contributes to SDGs and is useful during COVID-19 pandemic
Offer Organization: Japan Society for the Promotion of Science
System: Grants-in-Aid for Scientific Research
Category: Grant-in-Aid for Scientific Research (C)
Institution: Tohoku University
2021/04/01 - 2024/03/31
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Research on Construction of Unique and Versatile 'Side Chain Sequence-defined Linked Oligoarene Systems' and Molecular Folding
TOYOTA Kozo
Offer Organization: Japan Society for the Promotion of Science
System: Grants-in-Aid for Scientific Research
Category: Grant-in-Aid for Challenging Exploratory Research
Institution: Tohoku University
2011/04/28 - 2015/03/31
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STUDIES ON DEVELOPMENT OF NOVEL SPACERS OF BIS(2-ETHYNYL-3-THIENYL)ARENE TYPE AND THEIR INTERACTIONS
TOYOTA Kozo
Offer Organization: Japan Society for the Promotion of Science
System: Grants-in-Aid for Scientific Research
Category: Grant-in-Aid for Scientific Research (C)
Institution: Tohoku University
2008 - 2010
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Reseach on Preparation and Properties of the dpcb Ligand and Their Metal Complexes Containing Various Functional Groups
TOYOTA Kozo
Offer Organization: Japan Society for the Promotion of Science
System: Grants-in-Aid for Scientific Research
Category: Grant-in-Aid for Scientific Research (C)
Institution: Tohoku University
2005 - 2006
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連結型dpcb配位子およびその遷移金属錯体の合成と性質の研究
豊田 耕三
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 特定領域研究
Institution: 東北大学
2004 - 2005
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立体保護された低配位有機リン化合物の遷移金属錯体の研究
豊田 耕三, 吉藤 正明, FREYTAG Matthias
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 特別研究員奨励費
Institution: 東北大学
2004 - 2005
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Syntheses of Polymers of Bidentate Ligands Containing Phosphorus-Carbon Double Bonds
TOYOTA Kozo
Offer Organization: Japan Society for the Promotion of Science
System: Grants-in-Aid for Scientific Research
Category: Grant-in-Aid for Scientific Research (C)
Institution: Tohoku University
2001 - 2002
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Chemistry of linked bis(2-ethynyl-3-thienyl)arene systems and related artificial molecular architecture systems Competitive
System: The Other Research Programs
2000/04 -
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立体保護されたリン・炭素二重結合を含む共役電子系の構築
豊田 耕三
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 特定領域研究(A)
Institution: 東北大学
2000 - 2000
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立体保護基の官能基修飾および反応活性なリンの結合と近接官能基間の相互作用の研究
豊田 耕三
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 奨励研究(A)
Institution: 東北大学
1995 - 1995
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低配位状態のリン・硫黄結合を持つ活性化学種の安定化および硫化剤としての応用の研究
豊田 耕三
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 奨励研究(A)
Institution: 東北大学
1994 - 1994
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リン.炭素二重結合を有する二座配位子の光による錯体形成機能制御の研究
豊田 耕三
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 奨励研究(A)
Institution: 東北大学
1993 - 1993
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新しい立体保護基の開発と新規な低配位有機リン化合物の合成
豊田 耕三
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 奨励研究(A)
Institution: 東北大学
1990 - 1990
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Phosphorus Compounds of Unusual Structure Competitive
System: The Other Research Programs
1983/10 -