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.
Ketalization and Mosher esterification for compounds 5 and 6. ΔδS–R values for Mosher esters (5b/5c and 6b/6c) are shown. Reagents and conditions: (i) Acetone, p-toluene sulfonic acid (PDSA), 37 °C, 2 h; (ii) DMAP, (S)- or (R)-MTPA chloride, room temperature, 2 h.
