Scheme 15.
(a) Synthesis of N-aryl/heteroaryl pivalamides via transamidation catalyzed by H2SO4-SiO2. (b) Synthesis of procainamide.
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.