4-Hydroxy-2-butanone

CAS Registry Number®

590-90-9

CAS Name

4-Hydroxy-2-butanone

Molecular Formula

C4H8O2

Molecular Mass

88.11

Cite this Page

4-Hydroxy-2-butanone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=590-90-9 (retrieved 2025-03-28) (CAS RN: 590-90-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    85 °C @ Press: 20 Torr

  • Density (2)

    1.0221 g/cm³ @ Temp: 20 °C

Source(s)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=LVSQXDHWDCMMRJ-UHFFFAOYSA-N

SMILES

C(C(C)=O)CO

Canonical SMILES

O=C(C)CCO

Other Names for this Substance

  • 2-Butanone, 4-hydroxy-
  • 4-Hydroxy-2-butanone
  • 4-Butanol-2-one
  • Methylolacetone
  • 3-Ketobutan-1-ol

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