2-Methyl-2-butenoic acid

CAS Registry Number®

13201-46-2

CAS Name

2-Methyl-2-butenoic acid

Molecular Formula

C5H8O2

Molecular Mass

100.12

Cite this Page

2-Methyl-2-butenoic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=13201-46-2 (retrieved 2025-01-30) (CAS RN: 13201-46-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    59-62 °C @ Press: 0.35 Torr

  • Melting Point (1)

    58 °C

Source(s)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=UIERETOOQGIECD-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

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

Other Names for this Substance

  • 2-Butenoic acid, 2-methyl-
  • Crotonic acid, 2-methyl-
  • 2-Methyl-2-butenoic acid
  • α-Methylcrotonic acid
  • 2-Methylcrotonic acid

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