Chromium trioxide

CAS Registry Number®

1333-82-0

CAS Name

Chromium trioxide

Molecular Formula

CrO3

Cite this Page

Chromium trioxide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=1333-82-0 (retrieved 2024-11-24) (CAS RN: 1333-82-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    197 °C

  • Density (1)

    2.70 g/cm³

Source(s)

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

Other Names and Identifiers

InChI

InChI=1S/Cr.3O

InChIKey

InChIKey=WGLPBDUCMAPZCE-UHFFFAOYSA-N

SMILES

[Cr](=O)(=O)=O

Canonical SMILES

O=[Cr](=O)=O

Other Names for this Substance

  • Chromium oxide (CrO3)
  • Chromic anhydride
  • Chromic trioxide
  • Chromium trioxide
  • Chromium(VI) oxide

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Deleted or Replaced CAS Registry Numbers

12324-05-9, 12324-08-2, 1362947-20-3

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