Scheme 4.
Peptide coupling of the carboxylic acid 5 and the ammonium salts 9a,b to the amides 10a,b, followed by DMP oxidation of the major diastereomer 10a to the ketoamide MG-131.
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.