Diethylene glycol, min. 99 %, for synthesis, Molar mass (M) 106,12 g/mol, Density (D) 1,115 to 1,12 g/cm³, Flash point (flp) 138 °C, Boiling point (bp) 244,9 °C, CAS No. [111-46-6], EG-Nr. 203-872-2, Empirical formula C4H10O3