L. S. Smirnova, Kh. A. Abduazimov, S. Y. Yunusov
Sep 1, 1965
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Journal
Chemistry of Natural Compounds
Abstract
Summary1.Ungernia severtzovii has yielded lycorine, hippeastrine, 1-narwedine, d-narwedine, dl-narwedine, ungerwine, unsevine, galanthamine, tazettine, pancratine, and ungminorine; 1-narwedine and unsevine have been obtained from the plant for the first time.2. Unsevine has the structure of 9, 10-methylenedioxy-5-methoxy-12-hydroxy-N-methylbenzopyranoindole with a double bond between C3a and C4.3. Interconversions of unsevine, ungerine, and hippeastrine have been effected.