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Isobutyric acid

CAS Registry Number®

79-31-2

CAS Name

Isobutyric acid

Molecular Formula

C4H8O2

Molecular Mass

88.11

Cite this Page

Isobutyric acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=79-31-2 (retrieved 2024-12-25) (CAS RN: 79-31-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    152-155 °C @ Press: 760 Torr

  • Melting Point (1)

    -47 °C

  • Density (1)

    0.950 g/cm³ @ Temp: 20 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)

InChIKey

InChIKey=KQNPFQTWMSNSAP-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

O=C(O)C(C)C

Other Names for this Substance

  • Propanoic acid, 2-methyl-
  • Isobutyric acid
  • 2-Methylpropanoic acid
  • Dimethylacetic acid
  • Isopropylformic acid

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