1-Butyne

CAS Registry Number®

107-00-6

CAS Name

1-Butyne

Molecular Formula

C4H6

Molecular Mass

54.09

Cite this Page

1-Butyne.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=107-00-6 (retrieved 2025-03-31) (CAS RN: 107-00-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    8 °C

  • Melting Point (2)

    -125.7 °C

  • Density (3)

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

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H6/c1-3-4-2/h1H,4H2,2H3

InChIKey

InChIKey=KDKYADYSIPSCCQ-UHFFFAOYSA-N

SMILES

C(C#C)C

Canonical SMILES

C#CCC

Other Names for this Substance

  • 1-Butyne
  • Ethylacetylene
  • Ethylethyne

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