2-HYDROXYISOBUTYRIC ACID 2-Hydroxy-2-methylpropanoic acid 2-Hydroxy-2-methylpropionic acid 2-Methyllactic acid 27909-95-1 594-61-6 AI3-31313 Acetonic acid EINECS 209-848-8 Hydroxydimethylacetic acid Lactic acid, 2-methyl- (8CI) Lactic acid, 2-methyl-, L- NSC 402158 NSC 4505 Propanoic acid, 2-hydroxy-2-methyl- alpha-Hydroxy-alpha-methylpropanoic acid alpha-Hydroxyisobutanoic acid