Heliosupine, heliosupine N-oxide, 3'-acetylheliosupine, and viridiflorine were isolated and identified on the base of MS, H-1 and C-13 NMR from Cynoglossum officinale. Altogether 14 pyrrolizidine alkaloids were separated and identified by GLC and GLC-MS in the alkaloid extracts from different parts of Cynoglossum officinale. From Cynoglossum amabile five pyrrolizidine alkaloids were recorded: supinine, amabiline, rinderine, echinatine, and 3'-O-acetylechinatine. Copyright (C) 1996.
机构:
Hindustan Photo Films Mfg Co Ltd, Res & Dev, The Nilgiris 643005, Tamil Nadu, IndiaHindustan Photo Films Mfg Co Ltd, Res & Dev, The Nilgiris 643005, Tamil Nadu, India
Ravi, S
Lakshmanan, AJ
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机构:Hindustan Photo Films Mfg Co Ltd, Res & Dev, The Nilgiris 643005, Tamil Nadu, India
Lakshmanan, AJ
INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY,
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