is enantiomer of 2-methylbutyric acid (S)-2-methylbutyric acid (2S)-2-methylbutanoic acid (S)-2-methylbutanoic acid (S)-alpha-methylbutanoic acid 102.068 102.13170 Beilstein:1720485 Beilstein:3648078 C5H10O2 CAS:1730-91-2 CC[C@H](C)C(O)=O CHEBI:38655 Gmelin:532948 InChI=1S/C5H10O2/c1-3-4(2)5(6)7/h4H,3H2,1-2H3,(H,6,7)/t4-/m0/s1 PMID:2026560 The (S)-enantiomer of 2-methylbutanoic acid. WLAMNBDJUVNPJU-BYPYZUCNSA-N chebi_ontology (R)-2-methylbutyric acid