Methyl ethyl ketone

CAS Registry Number®

78-93-3
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CAS Name

Methyl ethyl ketone

Molecular Formula

C4H8O

Molecular Mass

72.11

Cite this Page

Methyl ethyl ketone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=78-93-3 (retrieved 2024-07-18) (CAS RN: 78-93-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    79.6 °C
  • Melting Point (1)

    -86 °C
  • Density (1)

    0.805 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/C4H8O/c1-3-4(2)5/h3H2,1-2H3

InChIKey

InChIKey=ZWEHNKRNPOVVGH-UHFFFAOYSA-N

SMILES

C(CC)(C)=O

Canonical SMILES

O=C(C)CC

Other Names for this Substance

  • 2-Butanone
  • Butanone
  • Ethyl methyl ketone
  • MEK
  • 3-Butanone

Deleted or Replaced CAS Registry Numbers

135311-02-3