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pro vyhledávání: '"B. Ch. Chommadov"'
Autor:
B. Ch. Chommadov
Publikováno v:
Chemistry of Natural Compounds. 27:218-222
The fraction of weak bases fromColchicum speciosum Stev. (family Liliaceae) has yielded a new compound — specioseine. The structure of 10-demethylspeciosine has been established for this base by chemical and spectral methods.
Publikováno v:
Chemistry of Natural Compounds. 27:75-79
The alkaloid complex of the leaves, stems, seeds, and seed pods ofMerendera raddeana Rgl. (familyLiliaceae) has been investigated. A number of known tropolone alkaloids and their photochemical isomers have been isolated together with the homoaporphin
Publikováno v:
Chemistry of Natural Compounds. 27:58-61
The alkaloid complex ofMerendera robusta Bge. (familyLiliaceae) growing in the Tashkent province of the Uzbek SSR has been investigated. The main alkaloids of this plant are colchicine and colchamine. Eleven tropolone alkaloids and their photochemica
Publikováno v:
Chemistry of Natural Compounds. 26:113-128
This review, which covers the literature up to 1989, generalizes advances in the field of the study of the photochemical isomers of colchicine and tropolone alkaloids related to it. Information is given on their natural sources, methods of isolation,