1,8-Diazabicyclo[5.4.0]undec-7-ene (DBU), min. 98 %, for synthesis, Molar mass (M) 152,24 g/mol, Density (D) 1,02 g/cm³, Flash point (flp) 116 °C, Boiling point (bp) 260 to 263 °C, CAS No. [6674-22-2], UN-Nr. 2922, EG-Nr. 229-713-7, Empirical formula C9H16N2