Five novel macrocyclic spermine alkaloids from incarvillea sinensis

Tetrahedron Letters
1997.0

Abstract

Five novel macrocyclic spermine alkaloids named incasines A, A', B, B' and C have been isolated together with verballocine from Incarvillea sinensis, and their structures have been elucidated on the basis of chemical and spectroscopic evidence. (C) 1997 Elsevier Science Ltd.

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