Figure 7.
Chromatograms for the resolution of (a) 2 and (b) 6 on PPAA-Val coated with DMF with hexane/2-propanol (90/10) as eluent.
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.