Studies on Constituents of Medicinal Plants. XXIII. Constituents of the Vines of Menispermum dauricum DC. (2)

Abstract

A new oxoisoaporphine-type compound, named dauriporphine, was isolated from the vines of Menispermum dauricum DC. (Menispermaceae) and the structure of this compound was elucidated as 4, 5, 6, 9-tetramethoxy-7H-dibenzo [de, h] quinolin-7-one (I).