(20S)-20-Acetoxy-4-pregnene-3,16-dione from Commiphora wightii
Document Type
Article
Publication Date
1-1-2010
Abstract
The title triterpene compound, C23H32O4, isolated from Commiphora wightii features four trans-fused rings, among which the five-membered ring adopts an envelope conformation, the cyclohexene ring adopts a half-chair conformation and the two cyclohexane rings exist in chair conformations. The asymmetric unit contains two independent molecules. Weak intermolecular C-H center dot center dot center dot O hydrogen bonding is present in the crystal structure.
Publication Title
Acta Crystallographica Section E: Structure Reports Online
Volume
66
Issue
12
Publisher
International Union of Crystallography
Publisher Location
COMMERCE PLACE, 350 MAIN ST, MALDEN 02148, MA USA