Scheme 1.
(a) General scheme for the C (sp3)-H activation-cyclization sequence induced by [1,5]-hydride shift of a tertiary amine or ether. (b) [1,5]-Hydride shift-cyclization sequence of N-aryl-1,4-benzoxazepines carried out in our present work.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.