Cobalt oxide (Co3O4)

CAS Registry Number®

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CAS Name

Cobalt oxide (Co3O4)

Molecular Formula


Cite this Page

Cobalt oxide (Co3O4).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d. (retrieved 2022-08-19) (CAS RN: 1308-06-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Density (1)

    2.22 g/cm3


Other Names and Identifiers

Other Names for this Substance

  • Cobalt oxide (Co3O4)
  • Cobalto-cobaltic oxide
  • Cobaltosic oxide
  • Tricobalt tetroxide
  • Cobalto-cobaltic oxide (Co3O4)

Deleted or Replaced CAS Registry Numbers

1481694-62-5, 2240164-31-0, 2523220-52-0, 2639855-97-1