3,4-dimethoxycinnamic acid Chemical Name: 3,4-dimethoxycinnamic acid Molecular Formula: C11H12O4 Formula Weight: 208.21 CAS No.: 2316-26-9 Appearance:white or canary crystal powder,it can be solved in ethanol, ethyl acetate and other organic solvent. Assay :99% Usage£ºIt can be used for organic synthesize intermediate