3-Methyl-2-butenoic acid

CAS Registry Number®

541-47-9

CAS Name

3-Methyl-2-butenoic acid

Molecular Formula

C5H8O2

Molecular Mass

100.12

Cite this Page

3-Methyl-2-butenoic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=541-47-9 (retrieved 2024-11-21) (CAS RN: 541-47-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    197 °C

  • Melting Point (1)

    69.5 °C

  • Density (2)

    0.9272 g/cm³ @ Temp: 25 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H8O2/c1-4(2)3-5(6)7/h3H,1-2H3,(H,6,7)

InChIKey

InChIKey=YYPNJNDODFVZLE-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

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

Other Names for this Substance

  • 2-Butenoic acid, 3-methyl-
  • Crotonic acid, 3-methyl-
  • 3-Methyl-2-butenoic acid
  • β,β-Dimethylacrylic acid
  • Senecioic acid

View All

CAS INSIGHTSTM
Targeted protein degrader structure, illustration