Selective oxidation of 1,2-diphenyl-4-(2-phenylthio)ethyl)-3,5-pyrazolidinedione to the sulfinyl compound
 Herein is described a process for oxidizing 1,2-diphenyl-4-[2-(phenylthio)ethyl]-3,5-pyrazolidinedione with peroxymonosulfuric acid to obtain 1,2-diphenyl-4-[2-(phenylsulfinyl)ethyl]-3,5-pyrazolidinedione. 
American Home Products Corporation
C
C07D
inventional
George A. Chih H.
Church Chou