2,5-dichlorocinnamic acidChemical Name: 2,5-dichlorocinnamic acid Molecular Formula: C9H6Cl2O2 Formula Weight: 217.05 CAS No.: 20595-47-5Appearance:white crystal powder,it can be solved in ethanol, ethyl acetate and other organic solvent.Assay :99%Usage：It can be used for organic synthesize intermediate