o-Phthaldialdehyde, min. 98 %, for synthesis, Molar mass (M) 134,14 g/mol, Density (D) 1,13 g/cm³, Flash point (flp) 132 °C, Boiling point (bp) 83 °C, Storage temp. +4 °C, CAS No. [643-79-8], UN-Nr. 2923, EG-Nr. 211-402-2, Empirical formula C8H6O2