SEARCH Articles Figures Tables 2- -3-methylbutanoic 2- Bromo-3-methylbutanoic acid 2- Chloro-3-methylbutanoic acid 2- Ethyl-2-methylbutanoic acid 2-Amino-3-methylbutanoic acid 2-Amino-4-hydroxy-2-methylbutanoic acid 2-Methylbutanoic acid chirality 2-Methylbutanoic acid derivatives 2-Methylbutanoic acid enantiomers 2-Methylbutanoic acid preparation 2-Methylbutanoic acid reactions 3- Hydroxy-2-methylbutanoic acid