Biphenyl, min. 99 %, for synthesis, Molar mass (M) 154,21 g/mol, Density (D) 1,04 g/cm³, Flash point (flp) 113 °C, Boiling point (bp) 255 to 257 °C, CAS No. [92-52-4], UN-Nr. 3077, EG-Nr. 202-163-5, Empirical formula C12H10