2-Butynedinitrile

CAS Registry Number®

1071-98-3

CAS Name

2-Butynedinitrile

Molecular Formula

C4N2

Molecular Mass

76.06

Cite this Page

2-Butynedinitrile.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=1071-98-3 (retrieved 2025-03-28) (CAS RN: 1071-98-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    76.0-76.5 °C

  • Melting Point (2)

    20.5 °C

  • Density (3)

    0.9703 g/cm³ @ Temp: 25 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4N2/c5-3-1-2-4-6

InChIKey

InChIKey=ZEHZNAXXOOYTJM-UHFFFAOYSA-N

SMILES

C(#CC#N)C#N

Canonical SMILES

N#CC#CC#N

Other Names for this Substance

  • 2-Butynedinitrile
  • Acetylenedicarbonitrile
  • Dicyanoacetylene
  • 1,2-Dicyanoacetylene
  • 1,2-Dicyanoethyne

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