CONFORMATION OF THE ALPHA-METHYLENE-GAMMA-LACTONE RING AND VIOLATION OF GEISSMANS RULE IN SESQUITERPENE LACTONES

Authors
TURDYBEKOV KM ADEKENOV SM RALDUGIN VA MULDAKHMETOV ZM STRUCHKOV YT
Citation
Km. Turdybekov et al., CONFORMATION OF THE ALPHA-METHYLENE-GAMMA-LACTONE RING AND VIOLATION OF GEISSMANS RULE IN SESQUITERPENE LACTONES, Mendeleev communications, (2), 1995, pp. 42-44
Citations number
14
Categorie Soggetti
Chemistry
Journal title
Mendeleev communications → ACNP
ISSN journal
09599436
Issue
2
Year of publication
1995
Pages
42 - 44
Database
ISI
SICI code
0959-9436(1995):2<42:COTARA>2.0.ZU;2-K
Abstract
The dependence of the C=C-C=O group chirality on the conformation of t he alpha-methylene-beta-lactone ring in sesquiterpene lactones has bee n established; the known cases in which Geissman's rule is violated ar e explained by inversion of this ring.