4-Nitrophenol, min. 99 %, for synthesis, Molar mass (M) 139,11 g/mol, Density (D) 1,48 g/cm³, Flash point (flp) 169 °C, Boiling point (bp) 279 °C, CAS No. [100-02-7], UN-Nr. 1663, EG-Nr. 202-811-7, Empirical formula C6H5NO3