Coumarins and Alkaloids from the Stems of Metrodorea Flavida

Abstract

A new coumarin, 5,6-methylenedioxy-7,8-dimethoxycoumarin has been isolated from the stems of Metrodorea flavida, as well as known coumarins and alkaloids. The structures of the new and the known compounds were established by spectral data and by comparison with the literature data.

Keywords

• Metrodorea flavida
• Rutaceae
• coumarins
• alkaloids