A new prenylated flavanone from Mallotus apelta
- VernacularTitle:白背叶中一个新的异戊烯基二氢黄酮
- Author:
Guifan WU
;
Song WEI
;
Shubin LAN
;
Xuejian XU
- Publication Type:Journal Article
- Keywords:
the leaves of Mallotus apelta (Lour.) Muell. -Arg.;
taraxerol;
5, 7-dihydroxy-6-prenyl-4′-methoxy-flavanone;
apigenin;
apigenin-7-O-?-D-glucoside
- From:
Chinese Traditional and Herbal Drugs
1994;0(08):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To study the chemical constituents in the leaves of Mallotus apelta. Methods Constituents isolation and purification were carried out on silica gel and polyamide column. Their structures were identified by physicochemical properties and spectral analysis. Results Five compounds were isolated and elucidated as taraxerol (Ⅰ), ?-sitosterol (Ⅱ), 5, 7-dihydroxy-6-prenyl-4′-methoxy-flavanone (Ⅲ), apigenin (Ⅳ), and apigenin-7-O[WTBZ]-?-D-glucoside (Ⅴ). Conclusion Compound Ⅲ is a new compound named as mallotusin. Compounds Ⅰ and Ⅲ-Ⅴ are isolated from the leaves of M. apelta for the first time.
