Hafnium oxide

CAS Registry Number®

12055-23-1

CAS Name

Hafnium oxide

Molecular Formula

HfO2

Cite this Page

Hafnium oxide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=12055-23-1 (retrieved 2024-11-22) (CAS RN: 12055-23-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    2780 °C

  • Density (2)

    9.7 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/Hf.2O

InChIKey

InChIKey=CJNBYAVZURUTKZ-UHFFFAOYSA-N

SMILES

[Hf](=O)=O

Canonical SMILES

O=[Hf]=O

Other Names for this Substance

  • Hafnium oxide (HfO2)
  • Hafnium dioxide
  • Hafnium dioxide (HfO2)
  • Hafnia
  • Hafnotrast

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Deleted or Replaced CAS Registry Numbers

597552-83-5, 939428-39-4, 939429-00-2, 2813874-92-7

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