Takahashi, Tamotsu
Articles
Kotora, Martin;
Takahashi, Tamotsu;
Kasai, Kayoko;
Suzuki, Noriyuki, Copper catalyzed C-C bond formation reaction of allylzirconation products of alkynes. Tetrahedron Letters 1994, 35(31), 5685 - 5688, 10.1016/S0040-4039(00)77279-0 
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Kotora, Martin;
Takahashi, Tamotsu;
Kasai, Kayoko, Zirconium Mediated or Catalysed Highly Stereoselective Cyclization of 1,4,7-Trienes. J. Chem. Soc., Chem. Commun. 1994(23), 2693 - 2694, 10.1039/c39940002693 .
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Kotora, Martin;
Takahashi, Tamotsu;
Kasai, Kayoko;
Suzuki, Noriyuki, Chemoselective Carbon-Carbon Bond Formation Reactions of Zirconacyclopentenes. J. Chem. Soc., Chem. Commun. 1995(1), 109 - 110, 10.1039/c39950000109 .
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et al.;
Kotora, Martin;
Takahashi, Tamotsu;
Suzuki, Noriyuki;
Rousset, Christophe J.;
Aoyagi, Koichiro, Highly regioselective reaction of zirconocene-alkene complexes with aldehydes or ketones. Journal of Organometallic Chemistry 1994, 473(1-2), 117 - 128, 10.1016/0022-328X(94)80112-6 .
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Kotora, Martin;
Takahashi, Tamotsu;
Xi, Zhenfeng, Cycloaddition of Zirconacyclopentadienes to Alkynes using Copper Salts: Formation of Benzene Derivatives. J. Chem. Soc., Chem. Commun. 1995(3), 361 - 362, 10.1039/c39950000361 .
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Kotora, Martin;
Takahashi, Tamotsu;
Suzuki, Noriyuki;
Kondakov, Denis Y.;
Kageyama, Motohiro;
Hara, Ryuichiro, Novel type of carbozirconation reaction of alkynes. Tetrahedron 1995, 51(15), 4519 - 4540, 10.1016/0040-4020(94)01138-P .
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Kotora, Martin;
Takahashi, Tamotsu;
Xi, Zhenfeng, Formation of a Five-membered Carbocyclic Ring by Reaction of Zirconacyclopentane with RCOCl (R = Ph, Pr, Et). J. Chem. Soc., Chem. Commun. 1995(15), 1503 - 1504, 10.1039/c39950001503 .
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Kotora, Martin;
Takahashi, Tamotsu;
Fischer, Reinald;
Nishihara, Yasushi;
Nakajima, Kiyohiko, Oxidative addition of 2-haloalkene to zirconocene. Journal of the American Chemical Society 1995, 117(44), 11039 - 11040.
Kotora, Martin;
Takahashi, Tamotsu;
Xi, Zhenfeng;
Hara, Ryuichiro;
Xi, Chanjuan, Substituent-dependent selective replacement of alkyne moieties of zirconacyclopentadienes via C-C bond cleavage reaction. Chemistry Letters 1996(11), 1003 - 1004.
Kotora, Martin;
Takahashi, Tamotsu;
Xi, Zhenfeng;
Nakajima, Kiyohiko;
Xi, Chanjuan, Preparation of 1,2,3-trisubstituted cyclopentadienes and tetrahydroindene derivatives from zircoanacyclopentenes. Tetrahedron Letters 1996, 37(42), 7521 - 7524, 10.1016/0040-4039(96)01689-9 .
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Kotora, Martin;
Takahashi, Tamotsu;
Hara, Ryuichiro;
Nishihara, Yasushi, Copper-mediated coupling of zirconacyclopentadienes with dihalo aromatic compounds. Formation of fused aromatic rings. Journal of the American Chemical Society 1996, 118(21), 5154 - 5155, 10.1021/ja960407x .
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Kotora, Martin;
Takahashi, Tamotsu;
Hara, Ryuichiro;
Nishihara, Yasushi;
Huo, Shouquan, Highly regio- and diastereo-selective carbon-carbon bond formation reaction of unsymmetrical zirconacyclopentanes using copper salt. Chemical Communications 1997(17), 1599 - 1600.
Kotora, Martin;
Takahashi, Tamotsu;
Xi, Chanjuan;
Sun, Wen-Hua, 1,1-Cycloaddition of zirconacyclopentadienes to propynoates. Chemical Communications 1997(21), 2069 - 2070.
Kotora, Martin;
Takahashi, Tamotsu;
Umeda, Chisato;
Ishida, Toyohisa, Tandem inter-intramolecular allylation of zirconacyclopentadienes: Pathway to vinylcyclohexadienes and methylenecycloheptadienes. Tetrahedron Letters 1997, 38(48), 8355 - 8358.
Kotora, Martin;
Takahashi, Tamotsu;
Xi, Chanjuan, Cross coupling-conjugate addition reaction of zirconacyclopentadienes with 3-iodopropenoates. Tetrahedron Letters 1998, 39(24), 4321 - 4324, 10.1016/S0040-4039(98)00762-X .
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Kotora, Martin;
Takahashi, Tamotsu;
Xi, Chanjuan, Reaction of oxazirconacyclopentenes with propynoates. A new pathway for the formation of 2,5-dihydrofuran derivatives. Tetrahedron Letters 1999, 40(12), 2375 - 2378, 10.1016/S0040-4039(99)00192-6 .
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Kotora, Martin;
Takahashi, Tamotsu;
Ishikawa, Masanori;
Tsai, Fu-Yu, Halogen-dependent coupling reaction of alkynes with (Z)-3- halopropenoates catalyzed by nickel. Tetrahedron 1999, 55(16), 4969 - 4978, 10.1016/S0040-4020(99)00182-9 .
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Kotora, Martin;
Takahashi, Tamotsu;
Liu, Yuanhong;
Shen, Baojian, Inter- or intramolecular carbometalation of nonactivated alkynes by zirconacyclopentanes in the presence of copper chloride. Angewandte Chemie - International Edition 1999, 38(7), 949 - 952, 10.1002/(SICI)1521-3773(19990401)38:7 .
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Kotora, Martin;
Takahashi, Tamotsu;
Noguchi, Yoshinori, Reactions of zirconacyclopentadienes with propargyl halides leading to (buta-2,3-dien-1-yl)benzenes. Collect. Czech. Chem. Commun. 1999, 64(7), 1119 - 1124.
Kotora, Martin;
Takahashi, Tamotsu;
Nakajima, Kiyohiko;
Xi, Chanjuan, Reaction of zirconacycles with 3-iodopropenoates and 3-iodocycloenones in the presence of CuCl: A new pathway for the formation of cyclopentadienes and spirocyclic compounds. Journal of Organic Chemistry 2000, 65(4), 945 - 950, 10.1021/jo9905975 .
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Kotora, Martin;
Takahashi, Tamotsu;
Xi, Zhenfeng;
Hara, Ryuichiro, Carbon-carbon bond cleavage and selective transformation of zirconacycles. Bulletin of the Chemical Society of Japan 1999, 72(12), 2591 - 2602.
Kotora, Martin;
Takahashi, Tamotsu;
Nakajima, Kiyohiko;
Tsai, Fu-Yu;
Li, Yanzhong, Carbon-carbon bond formation reaction of zirconacyclopentadienes with alkynes in the presence of Ni(II)-complexes. Journal of the American Chemical Society 1999, 121(48), 11093 - 11100.
Kotora, Martin;
Takahashi, Tamotsu;
Nakajima, Kiyohiko;
Tsai, Fu-Yu;
Li, Yanzhong;
Ura, Yasuyuki, Preparation of Sn-, Ge-, and Si-heterocycles from zirconacycles. Heterocycles 2000, 52(3), 1171 - 1189.
Kotora, Martin;
Takahashi, Tamotsu;
Matsumura, Hiroshi, Ni-catalyzed homocoupling of 3-halopropenoates in the presence of water: Formation of hexenedioates. Chemistry Letters 2000(3), 236 - 237.
Kotora, Martin;
Takahashi, Tamotsu;
Matsumura, Hiroshi;
Gao, Guohua, Palladium-catalyzed coupling of two alkynes and an alkenyl iodide: Formation of pentasubstituted fulvenes. Organic Letters 2001, 3(22), 3467 - 3470, 10.1021/ol016472f .
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Kotora, Martin;
Takahashi, Tamotsu;
Xi, Zhenfeng;
Umeda, Chisato;
Li, Zhiping;
Guan, Hairong;
Li, Pixu, Copper(I)-catalyzed tandem inter-intramolecular cyclization reactions of zirconacycles: Formation of highly substituted styrenes, vinylcyclohexadienes, and related compounds. Tetrahedron 2002, 58(6), 1107 - 1117, 10.1016/S0040-4020(01)01215-7 .
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Kotora, Martin;
Stepnicka, Petr;
Takahashi, Tamotsu;
Nakajima, Kiyohiko;
Li, Yanzhong;
Kitamura, Masanori;
Liu, Yanjun, Coupling reaction of zirconacyclopentadienes with dihalonaphthalenes and dihalopyridines: A new procedure for the preparation of substituted anthracenes, quinolines, and isoquinolines. Journal of the American Chemical Society 2002, 124(4), 576 - 582, 10.1021/ja016848k .
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Kotora, Martin;
Takahashi, Tamotsu;
Nakajima, Kiyohiko;
Tsai, Fu-Yu;
Li, Yanzhong;
Wang, Hui;
Kondo, Yoshihiko;
Yamanaka, Masamichi, Selective preparation of pyridines, pyridones, and iminopyridines from two different alkynes via azazirconacycles. Journal of the American Chemical Society 2002, 124(18), 5059 - 5067, 10.1021/ja017507+ .
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Kotora, Martin;
Takahashi, Tamotsu;
Nakajima, Kiyohiko;
Liu, Yuanhong;
Shen, Baojian, Direct addition of Zr-C bonds of alkylzirconocenes to activated alkenes. Journal of Organic Chemistry 2002, 67(20), 7019 - 7028, 10.1021/jo0260701 .
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Kotora, Martin;
Takahashi, Tamotsu;
Nakajima, Kiyohiko;
Sun, Wen-Hua;
Liu, Yuanhong, Copper-catalyzed intermolecular [4+4] and [4+5] coupling of zirconacyclopentadienes with Bis(halomethyl)arenes: A new pathway to eight- and nine-membered ring derivatives. Organometallics 1998, 17(18), 3841 - 3843.