THE FLAVONOIDS OF UVARIA RUFAS

VITCHU LOJANAPIWATNA, KASEM PROMSUWANSIRI, BOONCHERD SUWANNATIP and PICHAET WIRIYACHITRA^a

ABSTRACT: Tectochrysin (1), 7-0-methylwogonine (2) and 6.7-0,O-dimethylbaicalein (3) have been isolated from Uvaria rufas Blume. (Annonaceae)

Department of Chemistry, Prince of Songkla University. Hat Yai. Thailand

a Author to whom correspondence should be addressed.

Received 14 May 1981