New aconitine-type C19-diterpenoid alkaloids from Aconitum hemsleyanium var. circinacum.

摘要

Two new aconitine-type C19-diterpenoid alkaloids, hemsleyanines C (1) and D (2), were isolated from the roots of Aconitum hemsleyanium var. circinacum, their structures were determined by the chemical evidence and spectral analyses.