CAS: 598-32-3 EC No: 209-929-8 MDL No: MFCD00004543 RTECS: EM9275000 UN No: UN1986; Haz Class: 3 (6.1); Packing Group: II Liquid Molecular Formula: C₄H₈O MW: 72.11 Boiling Point: 96-97° Flash Point: 16°C (61°F) Density (g/mL): 0.832 …