123384-67-8 132509-91-2 164008-67-7 2,2-Bis(hydroxymethyl)propanoic acid 2,2-Bis(hydroxymethyl)propionic acid 2,2-Dimethylolpropionic acid 4767-03-7 Dimethylolpropionic acid EINECS 225-306-3 Hydracrylic acid, 2-(hydroxymethyl)-2-methyl- NSC 96616 Propanoic acid, 3-hydroxy-2-(hydroxymethyl)-2-methyl- Propionic acid, 2,2-bis(hydroxymethyl)- alpha,alpha-Bis(hydroxymethyl)propionic acid