Constituents of Croton crassifolius Roots

Laddawan Boonyarathanakornkit; Chun-tao Che; Harry H. S. Fong; Norman R. Farnsworth

doi:10.1055/s-2006-962339

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Planta Med 1988; 54(1): 61-63
DOI: 10.1055/s-2006-962339

Papers

Constituents of Croton crassifolius Roots

Laddawan Boonyarathanakornkit¹ , Chun-tao Che² , Harry H. S. Fong² , Norman R. Farnsworth²

¹Department of Pharmaceutical Botany, Chulalongkorn University, Bangkok, Thailand.
²Program for Collaborative Research in the Pharmaceutical Sciences, College of Pharmacy, University of Illinois at Chicago, Chicago, Illinois 60612, U.S.A.

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Publication History

1987

Publication Date:
24 January 2007 (online)

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Abstract

A new sesquiterpene acid, cyperenoic acid, has been isolated, together with acetylaleuritolic acid, chettaphanin-I, and β-amyrin, from the root part of Croton crassifolius. On the basis of chemical and spectral evidence, the structure of cyperenoic acid was established as 2.