Scheme 1.
(A) Synthetic utility of heterocyclic phosphonium salts. (B) N + PAr3 activation strategy for facile phosphonium salt synthesis.
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.