Calcium carbide

CAS Registry Number®

75-20-7

CAS Name

Calcium carbide

Molecular Formula

C2Ca

Molecular Mass

64.10

Cite this Page

Calcium carbide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=75-20-7 (retrieved 2025-06-30) (CAS RN: 75-20-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    138-140 °C @ Press: 3 Torr

  • Melting Point (2)

    2300 °C

  • Density (2)

    2.22 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C2.Ca/c1-2;

InChIKey

InChIKey=ORQNSRQOGMSXIV-UHFFFAOYSA-N

SMILES

C1#C[Ca]1

Canonical SMILES

C1#C[Ca]1

Other Names for this Substance

  • Calcium carbide (Ca(C2))
  • Acetylenogen
  • Calcium acetylide (Ca(C2))
  • Calcium dicarbide
  • Calcium carbide

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Deleted or Replaced CAS Registry Numbers

12192-35-7, 761337-30-8, 195068-68-9, 261780-86-3

CAS INSIGHTSTM
Purple and red filaments produced by electrostatic discharge inside a plasma ball.