Tetramethyl urea, min. 99 %, for synthesis, Molar mass (M) 116,16 g/mol, Density (D) 0,97 g/cm³, Flash point (flp) 75 °C, Boiling point (bp) 176 °C, CAS No. [632-22-4], EG-Nr. 211-173-9, Empirical formula C5H12N2O