A new picrotoxane-type sesquiterpene from Dendrobium findlayanum.
A new picrotoxane-type sesquiterpene, findlayanin (1), was isolated from Dendrobium findlayanum with crystallinin (2). The structure of compound 1 was established to be (1R,2S,3R,4S,5R,6S,9R)-2,3,11,12-tetrahydroxypicrotoxan-12(15)-lactone by spectroscopic methods.
College of Basic Science and Information Engineering, Yunnan Agricultural University, Kunming, 650201, China. qinxd0708@yahoo.com.cn
Xiang-Dong
XD
Qin
Yan
Y
Qu
Ling
L
Ning
Ji-Kai
JK
Liu
Shan-Kai
SK
Fan
D031667:Dendrobium / Q000737:chemistry*; D015394:Molecular Structure; D012717:Sesquiterpenes / Q000737:chemistry / Q000302:isolation & purification*
D012717:Sesquiterpenes; C547998:crystallinin; C569323:findlayanin