A Novel Cacalolide from Psacalium Decompositum

Author: Reyes-Chilpa R.  

Publisher: Taylor & Francis Ltd

ISSN: 1057-5634

Source: Natural Product Letters, Vol.16, Iss.4, 2002-01, pp. : 239-242

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Abstract

A new cacalolide sesquiterpenoid, named as Romo-A, was isolated from the roots of Psacalium decompositum, Asteraceae, a Mexican medicinal shrub with antidiabetic properties. Its structure was elucidated by NMR, MS, IR, UV, and confirmed by X-ray diffraction studies.