SMILES: COC(=O)C1=CC=C(C=C1)OS(=O)(=O)[O-]
Description: The molecule is a phenyl sulfate oxoanion that is the conjugate base of methyl-4-hydroxybenzoate O-sulfate, obtained by deprotonation of the sulfate group; major species at pH 7.3. It is a conjugate base of a methyl-4-hydroxybenzoate O-sulfate.