Selenium Oxyfluoride
Structural Formula Vector Image
Title: Selenium Oxyfluoride
CAS Registry Number: 7783-43-9
CAS Name: Seleninyl fluoride
Additional Names: selenyl fluoride
Molecular Formula: F2OSe
Molecular Weight: 132.96
Percent Composition: F 28.58%, O 12.03%, Se 59.39%
Line Formula: F2SeO
Literature References: Prepd from selenium dioxide and fluorine: Aynsley et al., J. Chem. Soc. 1952, 1231; from selenium oxychloride and sodium fluoride: Tullock, Coffman, J. Org. Chem. 25, 2016 (1960); from selenium tetrafluoride and tellurium oxide: J. Carre et al., J. Fluorine Chem. 14, 139 (1979).
Properties: Fuming liquid. Ozone-like odor. mp 15.0°; bp 126°. d21.5 2.8. Rapidly attacks glass.
Melting point: mp 15.0°
Boiling point: bp 126°
Density: d21.5 2.8
CAUTION: Strong irritant, vesicant. Can cause fatal pulmonary edema.
Status: This monograph has been retired and is no longer subject to revision or update.

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