Chemical conversion of strychnine into kopsiyunnanine-I, a new hexacyclic indole alkaloid from Yunnan Kopsia arborea

Tetrahedron Letters
2012.0

Abstract

A new pyridone-containing Strychnos alkaloid named kopsiyunnanine-I was found in the aerial part of Yunnan Kopsia arborea Blume. The structure of the new alkaloid was elucidated by chemical conversion from strychnine. © 2012 Elsevier Ltd. All rights reserved.

DOI： 10.1016/j.tetlet.2012.09.078

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