CAS: 28166-41-8 Molecular Formula: C10H7NO3 Molecular Weight (g/mol): 189.17 Synonym: 2-Cyano-3-(4-hydroxyphenyl)-2-propenoic Acid,4-Hydroxy-alpha-cyanocinnamic Acid,NSC 173138,alpha-Cyano-4-hydroxycinnamic Acid IUPAC Name: (E)-2-cyano-3-(4-hydroxyphenyl)prop-2-enoic acid SMILES: OC(=O)C(=Cc1ccc(O)cc1)C#N