Synonyms: 2-Propenoicacid, 2-methyl-, 3-sulfopropyl ester, potassium salt (9CI);Methacrylic acid,ester with 3-hydroxy-1-propanesulfonic acid potassium salt (8CI);1-Propanesulfonic acid, 3-hydroxy-, methacrylate, potassium salt (8CI);Potassium 3-(methacryloyloxy)propanesulfonate;Potassium 3-sulfopropyl methacrylate;