Table 2.
Scope of ynamide cyclization
aTfOH (1 equiv.) was added to ynamide 1 in DCM (0.1 M) at 0 °C
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.