2-Hydroxyisobutyric acid

CAS Registry Number®

594-61-6

CAS Name

2-Hydroxyisobutyric acid

Molecular Formula

C4H8O3

Molecular Mass

104.10

Cite this Page

2-Hydroxyisobutyric acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=594-61-6 (retrieved 2025-03-31) (CAS RN: 594-61-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    118-120 °C @ Press: 24 Torr

  • Melting Point (2)

    82.5 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H8O3/c1-4(2,7)3(5)6/h7H,1-2H3,(H,5,6)

InChIKey

InChIKey=BWLBGMIXKSTLSX-UHFFFAOYSA-N

SMILES

C(C(O)=O)(C)(C)O

Canonical SMILES

O=C(O)C(O)(C)C

Other Names for this Substance

  • Propanoic acid, 2-hydroxy-2-methyl-
  • Lactic acid, 2-methyl-
  • Isobutyric acid, α-hydroxy-
  • 2-Hydroxy-2-methylpropanoic acid
  • α-Hydroxyisobutyric acid

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Deleted or Replaced CAS Registry Numbers

27909-95-1

CAS INSIGHTSTM
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