Scheme 2. Reagents and Conditions: (a) NaH (60% Dispersion in Mineral Oil), 0 °C, DMF then 4 h, rt; (b) ACy (i–viii), K2CO3 (1.1 equiv), NaI (1.1 equiv), CH3CN, Reflux, 3 h.
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.