CAS: 68858-21-9 Molecular Formula: C9H10O4 Molecular Weight (g/mol): 182.175 MDL Number: MFCD00057827 InChI Key: VUCNQOPCYRJCGQ-UHFFFAOYSA-N Synonym: 4-hydroxymethyl phenoxyacetic acid,4-hydroxymethylphenoxyacetic acid,2-4-hydroxymethyl phenoxy acetic acid,hmp linker,p-hydroxymethyl phenoxyacetic acid,4-hydroxymethyl-phenoxy acetic acid PubChem CID: 194291 IUPAC Name: 2-[4-(hydroxymethyl)phenoxy]acetic acid SMILES: C1=CC(=CC=C1CO)OCC(=O)O