Scheme 17.
Synthesis of 1-alkyl-3,5-aryl trisubstituted 2(1H)-pyrazinones 47 in ChCl/gly DES.
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.