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Ursethoxy acid, a new triterpene from Lantana camara
Sabira Begum1, Aneela Wahab, Bina S Siddiqui
1H.E.J. Research Institute of Chemistry, International Centre for Chemical Sciences, University of Karachi, Pakistan. sabira@khi.comsats.net.pk
Natural Product Letters
|August 10, 2002
Abstract:
A new pentacyclic triterpene, named ursethoxy acid (1) was isolated from the aerial parts of Lantana camara Linn. Its structure has been elucidated as 3,25-epoxy-3alpha-ethoxy-urs-12-en-28-oic acid through extensive 1D- and 2D-NMR (COSY-45, NOESY, J-resolved, HMQC and HMBC) studies.