1-Hydroxy-2-butanone

CAS Registry Number®

5077-67-8

CAS Name

1-Hydroxy-2-butanone

Molecular Formula

C4H8O2

Molecular Mass

88.11

Cite this Page

1-Hydroxy-2-butanone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=5077-67-8 (retrieved 2025-04-18) (CAS RN: 5077-67-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    60 °C @ Press: 20 Torr

  • Density (2)

    1.0186 g/cm³ @ Temp: 20 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H8O2/c1-2-4(6)3-5/h5H,2-3H2,1H3

InChIKey

InChIKey=GFAZHVHNLUBROE-UHFFFAOYSA-N

SMILES

C(CC)(CO)=O

Canonical SMILES

O=C(CO)CC

Other Names for this Substance

  • 2-Butanone, 1-hydroxy-
  • 1-Hydroxy-2-butanone
  • 2-Oxobutanol
  • 2-Oxobutan-1-ol

CAS INSIGHTSTM
Cell Membrane Phospholipid Structure,Phospholipid bilayer of the cell membrane, Lipid bilayer