Carbon monoxide

CAS Registry Number®

630-08-0
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CAS Name

Carbon monoxide

Molecular Formula

CO

Cite this Page

Carbon monoxide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=630-08-0 (retrieved 2024-07-25) (CAS RN: 630-08-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    -191.5 °C
  • Melting Point (1)

    -205 °C
  • Density (1)

    1.25 x 10-3 g/cm³ @ Temp: 0 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/CO/c1-2

InChIKey

InChIKey=UGFAIRIUMAVXCW-UHFFFAOYSA-N

SMILES

[C-]#[O+]

Canonical SMILES

[C-]#[O+]

Other Names for this Substance

  • Carbon monoxide
  • Carbon oxide (CO)
  • Carbon monooxide
  • N 37
  • HBI 002

Deleted or Replaced CAS Registry Numbers

18421-60-8, 82063-46-5, 153929-54-5, 155399-52-3, 162342-48-5, 167416-30-0, 192819-80-0, 201230-82-2, 724693-69-0, 740776-49-2, 807306-74-7, 1976049-23-6