Alkaloids of Piper longum Linn—I

Tetrahedron
1967.0

Abstract

From the root of Piper longum L. two new alkaloids, piperlongumine and piperlonguminine have been isolated. Piperlongumine and piperlonguminine are shown to be N-(3,4,5-trimethoxycinnamoyl)-Δ5-piperidin-2-one and isobutylamide of piperic acid respectively. © 1967.

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