1-Hexyne

CAS Registry Number®

693-02-7

CAS Name

1-Hexyne

Molecular Formula

C6H10

Molecular Mass

82.14

Cite this Page

1-Hexyne.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=693-02-7 (retrieved 2025-03-29) (CAS RN: 693-02-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    65-68 °C

  • Melting Point (2)

    -131.9 °C

  • Density (3)

    0.716 g/cm³ @ Temp: 20 °C; Press: 750 Torr

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C6H10/c1-3-5-6-4-2/h1H,4-6H2,2H3

InChIKey

InChIKey=CGHIBGNXEGJPQZ-UHFFFAOYSA-N

SMILES

C(CC#C)CC

Canonical SMILES

C#CCCCC

Other Names for this Substance

  • 1-Hexyne
  • Butylacetylene
  • n-Butylacetylene
  • NSC 9709

Deleted or Replaced CAS Registry Numbers

1401716-56-0, 2091738-90-6

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