3,4,5-trimethoxycinnamic acid3,4,5-trimethoxycinnamic acid 
Molecular Formula: C12H14O5 
Formula Weight: 238.24 
CAS No.: 90-50-6
Appearance:white or canary crystal powder,it can be solved in ethanol, ethyl acetate and other organic solvent.
Assay :99%
Usageļ¼It can be used for organic synthesize intermediate