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Diterpenoids from Isodon parvifolius

Libin Yang, Shaojing Liu, Honglun Wang and Yourui Suo

Xi’an Medical University , Xian , Shaanxi, 710021, P. R . China

Northwest Institute of Plateau Biology , Chinese Academy of Sciences, No. 59 Xiguan Street,

Xining 810001 , Qinghai, People’s Republic of China

Abstract: A new ent-kaurane diterpenoid, 2 β , 3 β , 6 β , 11 β -tetraacetoxy -ent -kaur-16 β - methy-15-one (1), along with three kown diterpenoids, hebeirubescensin L (2), rabescensin C (3), and trichokaurin (4) were isolated from the leaves of Isodon parvifolius. Their structures were elucidated on the basis of spectroscopic methods and literatures.

Keywords: Isodon parvifolius ; ent - k aurane dit erpenoid . © 2015 ACG Publications. All rights reserved.