2-Hydroxy-3-methyl-butyric acid

![Structure](https://hmdb.ca/system/metabolites/thumbs/000/000/326/original/data?1582752129 "Structure") *(S)-2-hydroxy-3-methylbutyric acid* is the **S-enantiomer** of *2-hydroxy-3-methylbutyric acid*. It is used as a chiral building block for peptide synthesis. It has a role as a chiral reagent and a human metabolite. It is a conjugate acid of a (S)-2-hydroxy-3-methylbutyrate. It is an enantiomer of a (R)-2-hydroxy-3-methylbutyric acid.
Property Value
Metabolite name 2-Hydroxy-3-methyl-butyric acid
AMDB ID 5
PubChem CID 99823
HMDB ID HMDB0000407
KEGG ID N/A
ChEBI ID N/A
Molecular formula C5H10O3
Molecular weight 118.13
Monoisotopic mass 118.06299418
IUPAC name 2-hydroxy-3-methylbutanoic acid

Synonyms:

2-Hydroxy-3-methylbutyric acid, 2-Hydroxy-3-methyl-butyrate, 2-Hydroxy-3-methyl-butyric acid, 2-Hydroxyisovaleric acid, 2-Hydroxyisovalerate

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