Highly stereoselective cyclopropanation of diazo Weinreb amides catalyzed by chiral Ru(<scp>ii</scp>)–Amm–Pheox complexes
作者:Soda Chanthamath、Hamada S. A. Mandour、Thu Minh Thi Tong、Kazutaka Shibatomi、Seiji Iwasa
DOI:10.1039/c6cc02498j
日期:——
The first highly stereoselectivecyclopropanation of diazo Weinreb amides with olefins was accomplished using chiral Ru(II)-Amm-Pheox complex 7a to give the corresponding chiral cyclopropyl Weinreb amides in high yields (up...