Lutetium oxide (Lu2O3)

CAS Registry Number®

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CAS Name

Lutetium oxide (Lu2O3)

Molecular Formula


Cite this Page

Lutetium oxide (Lu2O3).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d. (retrieved 2022-10-04) (CAS RN: 12032-20-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Density (1)

    9.42 g/cm3 @ Temp: Room temp


Other Names and Identifiers

Other Names for this Substance

  • Lutetium oxide (Lu2O3)
  • Lutetium sesquioxide
  • Lutetia
  • Dilutetium trioxide
  • Lutetium(3+) oxide

Deleted or Replaced CAS Registry Numbers

1350899-15-8, 1400873-08-6, 1581258-67-4