Other name: 2-Hydroxy-2, 4, 6-cycloheptatrienone; 2-Hydroxycylohepta-2, 4, 6-trienone Molecular formula: C7H6O2 Molecular weight: 122.12 CAS: 533-75-5 EINECS: 208-577-2 Assay: e99% GC Appearance : light yellow crystal Melting point: 50-54 Boiling point 115 ( 12MMHG) Flash point > 110 Safety instruction: S24/ 25 Packing: 25kg per drum Uses: pharmaceutical intermediate