Tetrahedron Letters p. 5807 - 5810 (1988)
Update date:2022-07-29
Topics:
Dutta, Gopal
Bose, Samarendra N.
The authentic triterpene lactones 8 and 10 of the lupane series were obtained by a chemical degradative sequence from betulinic acid.Comparison of CD spectra of 8 and 10 with those of the lactones 2a and 11a provided additional evidence for their revised formulation.
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