Search Results - Umezawa, Bunsuke

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  1. 1
    Potential intermediate, (±)-di-o-acetyl-3α-phenylselanyl-3,3a-dihydro- B -nor-6,7a-secolycorin-5-one for synthesis of the Amaryllidaceae alkaloid lycorine: formal and total syntheses of (±)-lycorine

    Potential intermediate, (±)-di-o-acetyl-3α-phenylselanyl-3,3a-dihydro- B -nor-6,7a-secolycorin-5-one for synthesis of the Amaryllidaceae alkaloid lycorine: formal and total synthes... by Hoshino, Osamu, Ishizaki, Miyuki, Kamei, Keisuke, Taguchi, Minoru, Nagao, Takashi, Iwaoka, Kiyoshi, Sawaki, Shohei, Umezawa, Bunsuke, Iitaka, Yoichi

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  2. 2
    An alternative synthesis of (.+-.)-.alpha.- and (.+-.)-.gamma.-lycoranes

    An alternative synthesis of (.+-.)-.alpha.- and (.+-.)-.gamma.-lycoranes by Umezawa, Bunsuke, Hoshino, Osamu, Sawaki, Shohei, Sato, Seiichi, Numao, Naganori

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  3. 3
    Studies on tetrahydroisoquinoline. Part 13. Total syntheses of (±)-O-methylandrocymbine, (±)-androcymbine, (±)-kreysigine, (±)-multifloramine, and their related phenethylisoquinoline alkaloids

    Studies on tetrahydroisoquinoline. Part 13. Total syntheses of (±)-O-methylandrocymbine, (±)-androcymbine, (±)-kreysigine, (±)-multifloramine, and their related phenethylisoquinoli... by Hara, Hiroshi, Hoshino, Osamu, Umezawa, Bunsuke, Iitaka, Yoichi

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  4. 4
    Studies on tetrahydroisoquinolines. Part 14. A synthesis of 4-alkoxyaporphines

    Studies on tetrahydroisoquinolines. Part 14. A synthesis of 4-alkoxyaporphines by Hoshino, Osamu, Hara, Hiroshi, Ogawa, Masashi, Umezawa, Bunsuke

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  5. 5
    Studies on tetrahydroisoquinolines. Part 15. Lead tetra-acetate oxidation of four hydroxytetrahydroprotoberberines, (±)-govanine, (±)-discretine, (±)-corytencine, and (±)-10-hydroxy-2,3,11-trimethoxytetrahydroprotoberberine

    Studies on tetrahydroisoquinolines. Part 15. Lead tetra-acetate oxidation of four hydroxytetrahydroprotoberberines, (±)-govanine, (±)-discretine, (±)-corytencine, and (±)-10-hydrox... by Hara, Hiroshi, Hosaka, Machiko, Hoshino, Osamu, Umezawa, Bunsuke

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  6. 6
    Synthesis of (±)-kreysigine via a p-quinol acetate

    Synthesis of (±)-kreysigine via a p-quinol acetate by Hoshino, Osamu, Toshioka, Tadashi, Umezawa, Bunsuke

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  7. 7
    A stereospecific synthesis of (±)-cataline

    A stereospecific synthesis of (±)-cataline by Hoshino, Osamu, Hara, Hiroshi, Ogawa, Masashi, Umezawa, Bunsuke

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  8. 8
    Corrigenda

    Corrigenda by Sunthankar, S. V., Mahadik, S. T., Hoshino, Osamu, Hara, Hiroshi, Ogawa, Masashi, Umezawa, Bunsuke, Althoff, Wolfgang, Fild, Manfred, Koop, Hermann, Schmutzler, Reinhard, Elson, Ian H., Parrott, Maxwell J., Roberts, Brian P.

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