ChemInform Abstract: STUDIES IN PROTOBERBERINE ALKALOIDS. PART XIX. SYNTHESIS OF (.+-.)-THALICTRIFOLINE, (.+-.)-SINACTINE AND (.+-.)-CAVIDINE
Autor: | S. Natarajan, H. Suguna, S. Chandrasekaran, S. Rajeswari, Kuppuswamy Nagarajan, B. R. Pai |
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Rok vydání: | 1982 |
Předmět: | |
Zdroj: | Chemischer Informationsdienst. 13 |
ISSN: | 0009-2975 |
Popis: | (±)-Thalictrifoline (14), (±)-sinactine (13) and (±)-cavidine (18) have been synthesised from trans- and cis-13-carboxy-9,10-methylenedioxy-2,3-dimethoxy-8-oxo-tetrahydroprotoberberines (8 and 9). 8 and 9 are obtained by condensing 3,4-methylenedioxyhomophthalic anhydride (6) and 6,7-dimethoxy-3,4-dihydroisoquinoline (1). |
Databáze: | OpenAIRE |
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