IRIDOID DIGLYCOSIDE MONOACYL ESTERS FROM STEMS OF PREMNA-JAPONICA

被引:25
作者
OTSUKA, H
KUBO, N
SASAKI, Y
YAMASAKI, K
TAKEDA, Y
SEKI, T
机构
[1] UNIV TOKUSHIMA,FAC PHARMACEUT SCI,TOKUSHIMA 770,JAPAN
[2] MIYAJIMA NAT BOT GARDEN,MIYAJIMA,HIROSHIMA 73905,JAPAN
关键词
PREMNA-JAPONICA; VERBENACEAE; STEMS; 6-O-ALPHA-L-RHAMNOPYRANOSYLCATALPOL; 6-O-ALPHA-L-RHAMNOPYRANOSYLCATALPOLS; AUCUBIN; ACTEOSIDE; MARTYNOSIDE;
D O I
10.1016/0031-9422(91)85040-7
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
From a methanol extract of stems of Premna japonica, three new monoacyl 6-O-alpha-L-rhamnopyranosylcatalpols were isolated. They were determined to be the 2"-O-,3"-O- and 4"-O-feruloyl esters of 6-O-alpha-L-rhamnopyranosylcatalpol. Along with these compounds, two phenethyl alcohol glycosides, acetoside and martynoside, aucubin and 6-O-alpha-L-(2"-O-p-methoxycinnamoyl)rhamnopyranosylcatalpol were also isolated.
引用
收藏
页码:1917 / 1920
页数:4
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