2,5-Diphenyloxazole, ca. 99 %, for scintillation, Molar mass (M) 221,26 g/mol, Flash point (flp) 197 to 201 °C, Boiling point (bp) 364,2 to 365,3 °C, CAS No. [92-71-7], EG-Nr. 202-181-3, Empirical formula C15H11NO