1,4-Dichloro-2-butyne

CAS Registry Number®

821-10-3

CAS Name

1,4-Dichloro-2-butyne

Molecular Formula

C4H4Cl2

Molecular Mass

122.98

Cite this Page

1,4-Dichloro-2-butyne.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=821-10-3 (retrieved 2025-04-23) (CAS RN: 821-10-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    60 °C @ Press: 11 Torr

  • Melting Point (2)

    162-165 °C

  • Density (3)

    1.2613 g/cm³ @ Temp: 20 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H4Cl2/c5-3-1-2-4-6/h3-4H2

InChIKey

InChIKey=RCHDLEVSZBOHOS-UHFFFAOYSA-N

SMILES

C(#CCCl)CCl

Canonical SMILES

ClCC#CCCl

Other Names for this Substance

  • 2-Butyne, 1,4-dichloro-
  • 1,4-Dichloro-2-butyne
  • 1,4-Dichlorobutyne
  • Bis(chloromethyl)acetylene
  • NSC 30603