... -,diethylester ; bis(carbethoxymethyl)sulfide ; thiodiaceticacid,diethylester ; 3-Thiaglutaric acid diethyl ester, Diethyl 2,2μ-thiodiacetate ; 2,2'-Thiobis(acetic acid ethyl) estermp69 ... (lit.)purity97%density1.146 g/mL at 25 °C(lit.) DIETHYL THIOGLYCOLATE