Thiodiglycol Names IUPAC name 2-(2-Hydroxyethylsulfanyl)ethanol Other names 2,2'-Thiodiethanol, β,β'-dihydroxydiethyl sulfide, β-thiodiglycol, thiodiethylene glycol, β-hydroxyethyl sulfide, 2-hydroxyethyl sulfide, bis(β-hydroxyethyl)sulfide, Glyecine A, Kromfax Solvent, Tedegyl Identifiers CAS Number 111-48-8 Y 3D model (JSmol) Interactive image ChEBI CHEBI:75184 N ChEMBL ChEMBL444480 Y ChemSpider 13881956 Y ECHA InfoCard 100.003.523 PubChem CID 5447 UNII 9BW5T43J04 Y InChI InChI=1S/C4H10O2S/c5-1-3-7-4-2-6/h5-6H,1-4H2 Y Key: YODZTKMDCQEPHD-UHFFFAOYSA-N Y InChI=1/C4H10O2S/c5-1-3-7-4-2-6/h5-6H,1-4H2 Key: YODZTKMDCQEPHD-UHFFFAOYAC SMILES OCCSCCO Properties Chemical formula C4H10O2S Molar mass 122.19 g/mol Appearance Clear to pale-yellow liquid Melting point −16 °C (3 °F; 257 K) Boiling point 165 °C (329 °F; 438 K) at 14 mmHg (1.9 kPa) or decomposition at 282 °C at normal pressure Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).