Application of Aryl Siloxane Cross‐Coupling to the Synthesis of Allocolchicinoids.

Abstract

Alkaloids U 0600Application of Aryl Siloxane Cross-Coupling to the Synthesis of Allocolchicinoids.-A novel approach to the preparation of allocolchicinoid (XVI) and NCME (XIX) includes siloxane coupling reaction to give (XI) and the phenanthrol ring expansion reaction. -(SEGANISH, W. M.; DESHONG*, P.; Org. Lett. 8 (2006) 18, 3951-3954;