3-Chloro-1-propyne

CAS Registry Number®

624-65-7

CAS Name

3-Chloro-1-propyne

Molecular Formula

C3H3Cl

Molecular Mass

74.51

Cite this Page

3-Chloro-1-propyne.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=624-65-7 (retrieved 2025-07-10) (CAS RN: 624-65-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    57 °C

  • Density (2)

    1.033 g/cm³ @ Temp: 20 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C3H3Cl/c1-2-3-4/h1H,3H2

InChIKey

InChIKey=LJZPPWWHKPGCHS-UHFFFAOYSA-N

SMILES

C(CCl)#C

Canonical SMILES

ClCC#C

Other Names for this Substance

  • 1-Propyne, 3-chloro-
  • Propyne, 3-chloro-
  • 3-Chloro-1-propyne
  • Propargyl chloride
  • 3-Chloropropyne

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CAS INSIGHTSTM
Aspergillus fungus, computer illustration. This is a toxic fungus that causes diseases in humans.