CAS: 78-84-2 EC No: 201-149-6 MDL No: MFCD00006980 RTECS: NQ4025000 UN No: UN2045; Haz Class: 3; Packing Group: II Liquid Molecular Formula: C₄H₈O MW: 72.11 Melting Point: -65° Boiling Point: 63° Flash Point: -24°C (-11°F) …