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Short Paper | Regular issue | Vol 83, No. 5, 2011, pp.1139-1144
Published online, 8th March, 2011
DOI: 10.3987/COM-11-12163
A New Depsidone from the Twigs of Garcinia cowa

Sarot Cheenpracha, Wong Phakhodee, Thunwadee Ritthiwigrom, Uma Prawat, and Surat Laphookhieo*

*Natural Products Research Laboratory, School of Science, Mae Fah Luang University, Tasud, Muang, Chiang Rai 57100, Thailand

Abstract

A new depsidone, cowadepsidone (7), along with six known xanthones (1-6) were isolated from the twigs of Garcinia cowa. Their structures were determined on the basis of spectroscopic methods. The cytotoxicity against KB, MCF-7 and NCI-H187 cancer cell lines of compounds 2-7 were also reported.