ALI, M.;BHUTANI, K. K., PHYTOCHEMISTRY, 28,(1989) N2, C. 3513-3517
作者:ALI, M.、BHUTANI, K. K.
DOI:——
日期:——
Alkaloids from Tylophora indica
作者:M. Ali、K.K. Bhutani
DOI:10.1016/0031-9422(89)80376-0
日期:1989.1
alkaloids. Structural studies indicate that apart from tyloindicine B all alkaloids possess the dibenzo-[f, h] pyrrolo [ 1 2b] isoquinoline skeleton but differ in the number, nature and distribution of the oxygen-bearing substituents, in the presence or absence of C-13a or benzylic hydroxyls and an angular methyl function. Tyloindicine B possesses a cleaved substituted phenanthrene moiety nucleus and