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  • Title: [Structure of pingbeimine C].
    Author: Xu DM, He CH, Wang SQ, Huang EX, Xu ML, Wen XG.
    Journal: Yao Xue Xue Bao; 1990; 25(2):127-30. PubMed ID: 2239319.
    Abstract:
    A new C-nor-D-homosteroid alkaloid, C27H43O6N, mp 171.5-173 degrees C, named pingbeimine C, was isolated from the bulb of Fritillaria ussuriensis Maxim. On the basis of IR, MS, 1HNMR and 13CNMR spectroscopic data, particularly X-ray crystallographic analysis, structure IV has been assigned to this alkaloid.
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