5-Hexyn-2-one

CAS Registry Number®

2550-28-9

CAS Name

5-Hexyn-2-one

Molecular Formula

C6H8O

Molecular Mass

96.13

Cite this Page

5-Hexyn-2-one.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=2550-28-9 (retrieved 2025-03-29) (CAS RN: 2550-28-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    65-68 °C @ Press: 60 Torr

  • Density (2)

    0.906 g/cm³ @ Temp: 20 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C6H8O/c1-3-4-5-6(2)7/h1H,4-5H2,2H3

InChIKey

InChIKey=MQVQPQJPNZJTAY-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

O=C(C)CCC#C

Other Names for this Substance

  • 5-Hexyn-2-one
  • Propargyl acetone
  • 1-Hexyn-5-one
  • 5-Oxo-1-hexyne

CAS INSIGHTSTM
A hexagon honeycomb pattern featuring icons representing Data Fabric Analytics, Antennas, Construction, DNA, and Sustainability Bamboo. Each hexagon contains a distinct symbol related to its theme, arranged in a visually appealing and interconnected design.