Brand: nanjian Pharmaceutical intermediate 2,5-Dichloro cinnamic acid CAS#: 20595-47-5 CAS#: 20595-47-5 Assay: 98.5% min Appearance: white crystal Molecular formula: C9H6Cl2O2 Molecular weight: 217 Package: 5Kg/drum or according to your packing demand Usage: organic chemical intermediates, also can be used for pharmaceutical inter