Two new, rare heteratisine-hetidine-type bisditerpenoid alkaloids designated as trichocarpines A 1 and B 2, together with twelve known compounds have been isolated from the whole plants of Aconitum tanguticum var. trichocarpum. Their structures were elucidated by spectroscopic data interpretation
Nineteen compounds were isolated from the whole plants of Aconitum tanguticum by means of various of chromatographic techniques such as silica gel, ODS, sephadex LH-20 and preparative HPLC, and their structures were elucidated as syringin (1), vanillic acid-4-O-beta-D-allopyranoside (2), (E)