Crotonic acid

CAS Registry Number®

3724-65-0

CAS Name

Crotonic acid

Molecular Formula

C4H6O2

Molecular Mass

86.09

Cite this Page

Crotonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=3724-65-0 (retrieved 2024-11-25) (CAS RN: 3724-65-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    185 °C

  • Melting Point (1)

    72 °C

  • Density (1)

    1.018 g/cm³ @ Temp: 15 °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/C4H6O2/c1-2-3-4(5)6/h2-3H,1H3,(H,5,6)

InChIKey

InChIKey=LDHQCZJRKDOVOX-UHFFFAOYSA-N

SMILES

C(C(O)=O)=CC

Canonical SMILES

O=C(O)C=CC

Other Names for this Substance

  • 2-Butenoic acid
  • Crotonic acid
  • α-Butenoic acid
  • 3-Methylacrylic acid
  • NSC 206946

View All

Deleted or Replaced CAS Registry Numbers

15105-17-6

CAS INSIGHTSTM
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