2-Methylbutane, ROTIPURAN®, min. 99,5 %, p.a., Molar mass (M) 72,15 g/mol, Density (D) 0,62 g/cm³, Flash point (flp) -51 °C, Boiling point (bp) 27,8 °C, CAS No. [78-78-4], UN-Nr. 1265, EG-Nr. 201-142-8, Empirical formula C5H12