CHEMISTRY OF THE GINKGOLIDES .9. OZONOLYSIS OF (10R)-10-ACETOXY-3,14-DIDEHYDROGINKGOLIDE

Authors
WEINGES K SCHICK H IRNGARTINGER H OESER T
Citation
K. Weinges et al., CHEMISTRY OF THE GINKGOLIDES .9. OZONOLYSIS OF (10R)-10-ACETOXY-3,14-DIDEHYDROGINKGOLIDE, Liebigs Annalen, (8), 1997, pp. 1755-1756
Citations number
7
Categorie Soggetti
Chemistry
Journal title
Liebigs Annalen → ACNP
ISSN journal
09473440
Issue
8
Year of publication
1997
Pages
1755 - 1756
Database
ISI
SICI code
0947-3440(1997):8<1755:COTG.O>2.0.ZU;2-H
Abstract
Ozonolysis of (10R)-10-acetoxy-3,14-didehydroginkgolide (1) did not le ad to the expected alpha-hydroxy ketone 3b. Instead, ring-opening of t he acetal ring C occurred leading, after acetylalion, to the spiroacyl al 2. Its structure was confirmed by crystal structure analysis.