69361-66-6 Diethyl 2,2'-(thiobis(4,1-phenyleneoxy))bis(2-methylpropanoate) Propanoic acid, 2,2'-(thiobis(4,1-phenyleneoxy))bis(2-methyl-, diethyl ester Thio-4,4' di(phenoxy-2 methyl-2 propionate d'ethyle) [French]