An Efficient Approach to Aspidosperma Alkaloids via [4 + 2] Cycloadditions of Aminosiloxydienes: Stereocontrolled Total Synthesis of (±)-Tabersonine. Gram-Scale Catalytic Asymmetric Syntheses of (+)-Tabersonine and (+)-16-Methoxytabersonine. Asymmetric Syntheses of (+)-Aspidospermidine and (−)-Quebrachamine
Kozmin, Sergey A, Iwama, Tetsuo, Huang, Yong, Rawal, Viresh H
Published in Journal of the American Chemical Society (01.05.2002)
Published in Journal of the American Chemical Society (01.05.2002)
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The Safe Use of Sodium Hydride on Scale: The Process Development of a Chloropyrimidine Displacement
McCabe Dunn, Jamie M., Duran-Capece, Alicia, Meehan, Brendan, Ulis, James, Iwama, Tetsuo, Gloor, Guy, Wong, George, Bekos, Evan
Published in Organic process research & development (18.11.2011)
Published in Organic process research & development (18.11.2011)
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The enantioselective chalcogeno-Baylis-Hillman reaction using a chiral hydroxy chalcogenide-TiCl4 complex
Kataoka, T, Iwama, T, Tsujiyama, S, Kanematsu, K, Iwamura, T, Watanabe, S
Published in Chemistry letters (01.03.1999)
Published in Chemistry letters (01.03.1999)
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A new entry to enantioselective synthesis of alpha-methylene-beta-hydroxy ketones by the chalcogeno-Baylis-Hillman reaction
Iwama, T, Tsujiyama, S, Kinoshita, H, Kanematsu, K, Tsurukami, Y, Iwamura, T, Watanabe, S, Kataoka, T
Published in Chemical & pharmaceutical bulletin (1999)
Published in Chemical & pharmaceutical bulletin (1999)
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Photochemical [3+2] Cycloaddition of 2'-Vinyl-2H-1, 4-benzothiazin-3(4H)-one-2-spirocyclopropanes Catalyzed by Diphenyl Dichalcogenides
IWAMA, Tetsuo, MATSUMOTO, Harutoshi, ITO, Taizo, SHIMIZU, Hiroshi, KATAOKA, Tadashi
Published in Chemical & pharmaceutical bulletin (1998)
Published in Chemical & pharmaceutical bulletin (1998)
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General Synthesis of Persistent Trityl Radicals for EPR Imaging of Biological Systems
Reddy, T. Jagadeeswar, Iwama, Tetsuo, Halpern, Howard J, Rawal, Viresh H
Published in Journal of organic chemistry (12.07.2002)
Published in Journal of organic chemistry (12.07.2002)
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Synthesis and Reactions of Lactam Sulfonium Salts with a Sulfonio Bridgehead. II. 1, 1a, 4, 5, 6-Pentahydro-6-oxo-2H-thiopyrano[1, 6-d]-4, 1-benzothiazepinium Perchlorates
KATAOKA, Tadashi, NAKAMURA, Yoshihide, MATSUMOTO, Harutoshi, IWAMA, Tetsuo, SHIMIZU, Hiroshi, MURAOKA, Osamu, TANABE, Genzoh
Published in Chemical & pharmaceutical bulletin (1997)
Published in Chemical & pharmaceutical bulletin (1997)
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Racemic and Asymmetric Diels−Alder Reactions of 1-(2-Oxazolidinon-3-yl)-3-siloxy-1,3-butadienes
Janey, Jacob M, Iwama, Tetsuo, Kozmin, Sergey A, Rawal, Viresh H
Published in Journal of organic chemistry (29.12.2000)
Published in Journal of organic chemistry (29.12.2000)
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Reexamination of products and the reaction mechanism of the chalcogeno-Baylis-Hillman reaction: Chalcogenide-TiCl4-mediated reactions of electron-deficient alkenes with aldehydes
Kataoka, T, Kinoshita, H, Iwama, T, Tsujiyama, S, Iwamura, T, Watanabe, S, Muraoka, O, Tanabe, G
Published in Tetrahedron (30.06.2000)
Published in Tetrahedron (30.06.2000)
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