Tetrahedron letters

Preparation and circular dichroism studies of triterpene lactones of lupane series

G Dutta, SN Bose

Index: Dutta, Gopal; Bose, Samarendra N. Tetrahedron Letters, 1988 , vol. 29, # 45 p. 5807 - 5810

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Citation Number: 6

Abstract

Summary:----7'The authentic triterpene lactones 3 and LO_ of the lupane series were obtained by a chemical degradative sequence frn betulinic acid. Canparison of CD spectra of 2 and LQ with those of the lactones 2% and Il_a_ provided additional evidence for their revised formulation.