A new triterpenoid from Stelmatocrypton khasianum.
A new triterpenoid, 2alpha-,3beta,-,19alpha-trihydroxy-urs-12-ene-24,28-dioic acid (1), along with two known compounds. 3beta-acetoxy-urs-12-ene-11-one (2) and vomifoliol (3), was isolated from stems of Stelmatocryprton khasianum for the first time. Their structures were elucidated on the basis of chemical and spectroscopic methods.
School of Pharmaceutical Sciences, Beijing Medical University, China.
Q Y
QY
Zhang
Y Y
YY
Zhao
T M
TM
Cheng
Y X
YX
Cui
X H
XH
Liu
D004365:Drugs, Chinese Herbal / Q000737:chemistry*; D009682:Magnetic Resonance Spectroscopy; D008956:Models, Chemical; D010936:Plant Extracts / Q000302:isolation & purification*; D014315:Triterpenes / Q000737:chemistry / Q000302:isolation & purification*
C427623:2,3,19-trihydroxyurs-12-ene-24,28-dioic acid; D004365:Drugs, Chinese Herbal; D010936:Plant Extracts; D014315:Triterpenes