Gp. Black et al., A SHORT SYNTHETIC ROUTE TO THE TRICYCLIC GUANIDINIUM CORE OF THE BATZELLADINE ALKALOIDS, Tetrahedron letters, 37(38), 1996, pp. 6943-6946
A rapid construction of the tricyclic core 10 of the batzelladine seri
es of natural products is reported via a reductive addition of guanidi
ne to bis-enone 6. Copyright (C) 1996 Elsevier Science Ltd