[Chemical Constituents from Pueraria alopecuroides Ratten].
Түлхүүр үгс
Хураангуй
OBJECTIVE
To study the chemical constituents from the ratten of Pueraria alopecuroide.
METHODS
Column chromatography techniques were used for compounds separation. And their structures were elucidated by physico-chemical properties and means of spectral analysis.
RESULTS
Five flavonoids were isolated from Pueraria alopecuroide and their structures were identified as: (3R)-2', 3'-dihydroxy-6,7,4'-trimethoxyisoflavane(1), (3R)-8,2'-dihydroxy-7,4'-dimethoxyisoflavane(2), (3S)-vestitol(3), (3R)-(-)-7,2'-dihydroxy-3',4'-dimethoxyisoflavane(4), and 5,7,4'-trihydroxy-2',3'-dimethoxyisoflavanone(5).
CONCLUSIONS
Compounds 1 5 are isolated from this plant for the first time and compound 1 is a new compound.