OXIDATION OF TRITERPENOIDS .15. ACTION OF HYDROGEN-PEROXIDE ON LUP-1(2)-EN-3-ALPHA-OL IN THE PRESENCE OF P-TOLUENESULFONIC ACID

Authors
PRADHAN BP GHOSH P PATRA A
Citation
Bp. Pradhan et al., OXIDATION OF TRITERPENOIDS .15. ACTION OF HYDROGEN-PEROXIDE ON LUP-1(2)-EN-3-ALPHA-OL IN THE PRESENCE OF P-TOLUENESULFONIC ACID, Indian journal of chemistry. Sect. B: organic chemistry, including medical chemistry, 32(7), 1993, pp. 726-729
Citations number
8
Categorie Soggetti
Chemistry Inorganic & Nuclear
Journal title
Indian journal of chemistry. Sect. B: organic chemistry, including medical chemistry → ACNP
ISSN journal
03764699
Volume
32
Issue
7
Year of publication
1993
Pages
726 - 729
Database
ISI
SICI code
0376-4699(1993)32:7<726:OOT.AO>2.0.ZU;2-N
Abstract
Treatment of lup-1(2)-en-3alpha-ol (1a) in CH2Cl2 with hydrogen peroxi de and p-toluenesulfonic acid in t-BuOH furnishes lup-1(2)-en-3-one (1 ), 3alpha-chloro-1alpha, 2alpha-epoxylupane (2), 3alpha-t-butoxy-1alph a, 2alpha-epoxylupane (2a), 1alpha, 2alpha-epoxylupan-3-one (2b) and 1 alpha, 2alpha-epoxy-3alpha-hydroxylupane (2c).