Homoisoflavonoids and Related Compounds. IV.1) Absolute Configurations of Homoisoflavonoids from Caesalpinia sappan L.

Abstract

The absolute configuration of the homoisoflavonoidal Components, 4-O-methylsappanol, 4-O-methylepisappanol, sappanone B, 3-deoxysappanone B and 3’-deoxysappanone B, from Caesalpinia sappan L. were determined on the basis of chemical transformations and the optical properties. © 1987, The Pharmaceutical Society of Japan. All rights reserved.