Selenium dioxide

CAS Registry Number®

7446-08-4
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CAS Name

Selenium dioxide

Molecular Formula

O2Se

Molecular Mass

110.96

Cite this Page

Selenium dioxide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=7446-08-4 (retrieved 2024-03-28) (CAS RN: 7446-08-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    340 °C
  • Density (1)

    3.954 g/cm³ @ Temp: 15 °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/O2Se/c1-3-2

InChIKey

InChIKey=JPJALAQPGMAKDF-UHFFFAOYSA-N

SMILES

[Se](=O)=O

Canonical SMILES

O=[Se]=O

Other Names for this Substance

  • Selenium oxide (SeO2)
  • NSC 56753
  • Selenium(IV) oxide
  • Selenium dioxide
  • ED 30 (oxide)

Deleted or Replaced CAS Registry Numbers

12397-00-1

CAS INSIGHTSTM
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