Scheme 2. Possible Mechanistic Pathways.
A, A′: intermolecular Cu-cat. amidation and hydroamidation.
B, B′: intermolecular Cu-cat. or uncat. amidation and intramolecular Cu-cat. amidation.
C, C′: intermolecular Cu-cat. amidation and SN2 reaction.
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.