Figure 2.
13C NMR spectra measured in DMSO-d6 of en (red trace), CMPI (green trace), pyridinium carbamate salt (purple trace), and the reaction mixture (black trace).
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.