CAS: 584-84-9 EC No: 209-544-5 MDL No: MFCD00002011 RTECS: CZ6300000 UN No: UN2078; Haz Class: 6.1; Packing Group: II Liquid Molecular Formula: C₉H₆N₂O₂ MW: 174.16 Melting Point: 20-22° Boiling Point: 115-120°/10 mmHg …