18389-23-6 2-Amino-2-methylpropanoic acid 2-Amino-2-methylpropionic acid 2-Aminoisobutyric acid 2-Methylalanine 4-04-00-02616 (Beilstein Handbook Reference) 62-57-7 AI3-15082 AIB ALPHA-AMINOISOBUTYRIC ACID Alanine, 2-methyl- BRN 0506496 CB 1637 EINECS 200-544-0 NSC 16590 Propionic acid, 2-amino-2-methyl- alpha,alpha-Dimethylglycine alpha-Aminoisobutanoic acid alpha-Methylalanine