Acids & Salts Available to Source

2-Hydroxy Isobutyric Acid

CAS 594-61-6 · MF C4H8O3 · MW 104.10 g/mol

2-Hydroxy Isobutyric Acid (2-HIBA) is a colorless to pale yellow crystalline solid with high solubility in water. It is used as a chelating agent,

SDS / TDS Download
CAS Number
594-61-6
Molecular Formula
C4H8O3
Molecular Weight
104.10 g/mol
Material Family
Acids & Salts
Functional Roles
Physical Properties
melting_point
82.5 u00b0C
boiling_point
212.00 u00b0C. @ 760.00 mm Hg
GHS / SDS Safety Danger
Irritant Corrosive
  • H318 (52.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H335 (52.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H315 (53.4%): Causes skin irritation [Warning Skin corrosion/irritation]
Chemical Identity
CAS Number594-61-6
IUPAC Name2-hydroxy-2-methylpropanoic acid
InChI KeyBWLBGMIXKSTLSX-UHFFFAOYSA-N
PubChem CID 11671
INCI NameMETHYL LACTIC ACID
Synonyms & Trade Names
2-HYDROXYISOBUTYRIC ACID 2-Methyllactic acid 2-Hydroxy-2-methylpropanoic acid Acetonic acid alpha-Hydroxyisobutyric acid Hydroxydimethylacetic acid Propanoic acid, 2-hydroxy-2-methyl- Lactic acid, 2-methyl- alpha-Hydroxyisobutanoic acid 2-hydroxy-2-methyl-propanoic acid alpha-Hydroxy-alpha-methylpropanoic acid DMW250U2HF DTXCID2012954 RefChem:87569
Full Description

2-Hydroxy Isobutyric Acid (2-HIBA) is a colorless to pale yellow crystalline solid with high solubility in water. It is used as a chelating agent,