Megastigmane glycosides from Lonicera gracilipes var. Glandulosa

被引:26
作者
Matsuda, N [1 ]
Isawa, K [1 ]
Kikuchi, M [1 ]
机构
[1] TOHOKU COLL PHARMACEUT SCI,AOBA KU,SENDAI,MIYAGI 981,JAPAN
关键词
Lonicera gracilipes var. glandulosa; caprifoliaceae; megastigmane glycoside;
D O I
10.1016/S0031-9422(97)00045-9
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Two new megastigmane glycosides, (6R,7E,9R)-9-hydroxy-4, 7-megastigmadien-3-one 9-O-[alpha-L-arabinopyranosyl-(1 --> 6)-beta-D-glucopyranoside] and (6S, 7E, 9R)-6,9-dihydroxy-4, 7-megastigmadien-3-one 9-O-[alpha-L-arabinopyranosyl-(1 --> 6)-beta-D-glucopyranoside], were isolated from the leaves of Lonicera gracilipes var. glandulosa. Their absolute stereostructures were elucidated on the basis of spectral and chemical evidence. (C) 1997 Elsevier Science Ltd.
引用
收藏
页码:777 / 779
页数:3
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