Catalytic asymmetric nitroaldol reaction using optically active rare earth BINOL complexes: investigation of the catalyst structure
Sasai, Hiroaki, Suzuki, Takeyuki, Itoh, Noriie, Tanaka, Koichi, Date, Tadamasa, Okamura, Kimio, Shibasaki, Masakatsu
Published in Journal of the American Chemical Society (01.11.1993)
Published in Journal of the American Chemical Society (01.11.1993)
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A Novel Method for a Stereoselective Synthesis of Trisubstituted Olefin Using Tricarbonyliron Complex: A Highly Stereoselective Synthesis of (all-E)- and (9Z)-Retinoic Acids
Wada, Akimori, Hiraishi, Saeko, Takamura, Norio, Date, Tadamasa, Aoe, Keiichi, Ito, Masayoshi
Published in Journal of organic chemistry (27.06.1997)
Published in Journal of organic chemistry (27.06.1997)
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Novel Synthesis of Heterocycles Using Zirconium-Catalyzed Diene Cyclization
Uesaka, Noriaki, Mori, Miwako, Okamura, Kimio, Date, Tadamasa
Published in Journal of organic chemistry (01.08.1994)
Published in Journal of organic chemistry (01.08.1994)
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Journal Article
Stereoselective reactions. 26. Solution structures of chiral bidentate lithium amide in relation to the solvent-dependent enantioselectivities in deprotonation reaction
Sato, Daisaku, Kawasaki, Hisashi, Shimada, Ichio, Arata, Yoji, Okamura, Kimio, Date, Tadamasa, Koga, Kenji
Published in Tetrahedron (01.05.1997)
Published in Tetrahedron (01.05.1997)
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Synthesis and X-ray crystal structures of tricyclic ketone containing trans-fused bicyclo[3.3.0]octane unit
Saitoh, Fumihiko, Mori, Miwako, Okamura, Kimio, Date, Tadamasa
Published in Tetrahedron (10.04.1995)
Published in Tetrahedron (10.04.1995)
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Journal Article
Stereospecific nucleophilic addition reactions to olefins. Addition of thiols to .alpha.,.beta.-unsaturated carboxylic acid derivatives
Miyata, Okiko, Shinada, Tetsuro, Ninomiya, Ichiya, Naito, Takeaki, Date, Tadamasa, Okamura, Kimio, Inagaki, Satoshi
Published in Journal of organic chemistry (01.11.1991)
Published in Journal of organic chemistry (01.11.1991)
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Journal Article
Receptors for oxo acids: effects of intra-ion-pair hydrogen bonding on acid-base equilibria
Manabe, Kei, Okamura, Kimio, Date, Tadamasa, Koga, Kenji
Published in Journal of organic chemistry (01.11.1993)
Published in Journal of organic chemistry (01.11.1993)
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Journal Article
Synthesis and Biological Evaluation of Alkyl, Alkoxy, Alkylthio, or Amino-Substituted 2, 3-Dihydro-1, 5-benzothiazepin-4(5H)-ones
INOUE, Hirozumi, KONDA, Mikihiko, HASHIYAMA, Tomiki, OTSUKA, Hisao, WATANABE, AKishige, GAINO, Mitsunori, TAKAHASHI, Kaoru, DATE, Tadamasa, OKAMURA, Kimio, TAKEDA, Mikio, NARITA, Hiroshi, MURATA, Sakae, ODAWARA, AKio, SASAKI, Haruhiko, NAGAO, Taku
Published in Chemical & pharmaceutical bulletin (01.06.1997)
Published in Chemical & pharmaceutical bulletin (01.06.1997)
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TMC-2A, -2B and -2C, New Dipeptidyl Peptidase IV Inhibitors Produced by Aspergillus oryzae A374: II. Isolation and Structure Determination
ASAI, YASUYUKI, NONAKA, NOBUAKI, NISHIO, MAKI, OKAMURA, KIMIO, DATE, TADAMASA, SUGITA, TAKAHISA, OHNUKI, TETSUO, KOMATSUBARA, SABURO
Published in Journal of antibiotics (01.08.1997)
Published in Journal of antibiotics (01.08.1997)
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Preparation of optically pure 3'-methylspiro[imidazolidine-4,4'(1'H)-quinazoline]-2,2',5(3'H)-trione by combination of optical resolution and racemization
Yamagishi, Masafumi, Yamada, Yoshihisa, Ozaki, Kenichi, Date, Tadamasa, Okamura, Kimio, Suzuki, Mamoru, Matsumoto, Kazuo
Published in Journal of organic chemistry (01.02.1992)
Published in Journal of organic chemistry (01.02.1992)
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Journal Article
Crystallographic and lithium-6 and nitrogen-15 NMR studies of a chiral bidentate lithium amide. An effect of aggregation states on an enantioselective deprotonation reaction
Sato, Daisaku, Kawasaki, Hisashi, Shimada, Ichio, Arata, Yoji, Okamura, Kimio, Date, Tadamasa, Koga, Kenji
Published in Journal of the American Chemical Society (01.01.1992)
Published in Journal of the American Chemical Society (01.01.1992)
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Purines. LXVII. An Alternative Synthesis of Adenine 7-Oxide : N-Oxidation of the Adenine Ring Utilizing Blocking/Deblocking at the 1-Position
FUJII, Tozo, OGAWA, Kazuo, SAITO, Tohru, ITAYA, Taisuke, DATE, Tadamasa, OKAMURA, Kimio
Published in Chemical & pharmaceutical bulletin (1995)
Published in Chemical & pharmaceutical bulletin (1995)
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Purines. LXX. An Extension of the "Phenacylamine Route" to the Syntheses of the 7-N-Oxides of 6-Mercaptopurine and 6-Methylthiopurine, and Antileukemic Activity of Some Purine N-Oxides
FUJII, Tozo, OGAWA, Kazuo, ITAYA, Taisuke, DATE, Tadamasa, INAGAKI, Jin-ichiro, NOHARA, Fujio
Published in Chemical & pharmaceutical bulletin (1995)
Published in Chemical & pharmaceutical bulletin (1995)
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Journal Article
BENZYLIDENECYANOMETHYL-1, 3-BENZAZOLES AS 1-AZA-1, 3-BUTADIENES
SAKAMOTO, Masanori, NOZAKA, Asae, SHIMAMOTO, Mino, OZAKI, Hideki, SUZUKI, Yoko, YOSHIOKA, Sanae, NAGANO, Mayumi, OKAMURA, Kimio, DATE, Tadamasa, TAMURA, Osamu
Published in Chemical & pharmaceutical bulletin (1994)
Published in Chemical & pharmaceutical bulletin (1994)
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Synthetic approaches toward mitomycins: construction of p-quinone moiety on 1-benzazocine derivative
Yoshida, Kiyoshi, Nakajima, Shigekazu, Ohnuma, Takeshi, Ban, Yoshio, Shibasaki, Masakatsu, Aoe, Keiichi, Date, Tadamasa
Published in Journal of organic chemistry (01.10.1988)
Published in Journal of organic chemistry (01.10.1988)
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