The alkaloids of the genus Datura, section brugmansia. Part V. Alkaloids of D. sanguinea R. and P. and related esters of tropane-3α,6β,7β-triol

Abstract

In addition to those alkaloids already reported, the roots of Datura sanguinea contain the new base 6β-isovaleryloxy-3α-tigloyloxytropan-7β-ol and 3α-tigloyloxytropane. Meteloidine, oscine, and (–)-3α-(α-hydroxy-β-phenyl-propionyloxy)tropane (littorine) are components of both the root and leaf alkaloidal mixtures. The preparation of a number of new tropanetriol esters is reported.