3-Methyl-2-oxobutanoic acid

CAS Registry Number®

759-05-7

CAS Name

3-Methyl-2-oxobutanoic acid

Molecular Formula

C5H8O3

Molecular Mass

116.12

Cite this Page

3-Methyl-2-oxobutanoic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=759-05-7 (retrieved 2025-03-29) (CAS RN: 759-05-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    55 °C @ Press: 3 Torr

  • Melting Point (2)

    31.5 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H8O3/c1-3(2)4(6)5(7)8/h3H,1-2H3,(H,7,8)

InChIKey

InChIKey=QHKABHOOEWYVLI-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

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

Other Names for this Substance

  • Butanoic acid, 3-methyl-2-oxo-
  • Butyric acid, 3-methyl-2-oxo-
  • 3-Methyl-2-oxobutanoic acid
  • α-Ketoisovaleric acid
  • 2-Ketoisovaleric acid

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