[Alkaloids from bulbs of Lycoris radiata].
Ten Amaryllidaceae alkaloids were isolated from the bulbs of Lycoris radiata. Their structures were identified as oxovittatine (1), apohaemanthamine (2), 9-O-demethylhomolycorine N-oxide (3), incartine (4), ismine (5), 6-O-methylpretazettine (6), tazettine (7), ungeremine (8), homolycorine (9), and O-methyllycorenine (10) by spectroscopic data analyses. Compound 1 was a new natural product. Compounds 2 and 3 were reported form the genus Lycoris for the first time and compounds 4-6 were isolated form the title plant for the first time.
Institute of Traditional Chinese Medicine and Natural Products, Jinan University, Guangzhou 510632, China.
Xia-Mei
XM
Liu
Lei
L
Wang
Zhi-Qi
ZQ
Yin
Sheng-Yuan
SY
Zhang
Sheng
S
Ouyang
Wen-Cai
WC
Ye
D000470:Alkaloids / Q000737:chemistry*; D031426:Lycoris / Q000737:chemistry*; D010936:Plant Extracts / Q000737:chemistry; D018517:Plant Roots / Q000737:chemistry*
D000470:Alkaloids; D010936:Plant Extracts