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Chemical and Pharmaceutical Bulletin
Vol. 35 (1987) No. 9 P 3597-3602



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.

Copyright © The Pharmaceutical Society of Japan

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