Chloryl fluoride

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Chloryl fluoride
Chloryl fluoride
Names
Other names
chlorine dioxide fluoride
Identifiers
3D model (
JSmol
)
ChemSpider
  • InChI=1S/ClFO2/c2-1(3)4 ☒N
    Key: YVRLYFHVJLYEHM-UHFFFAOYSA-N ☒N
  • InChI=1/ClFO2/c2-1(3)4
    Key: YVRLYFHVJLYEHM-UHFFFAOYAO
  • FCl(=O)=O
Properties
ClFO2
Molar mass 86.45 g·mol−1
Density 3.534 g/L
Melting point −115 °C
Boiling point −6 °C
Related compounds
Related compounds
Chloryl trifluoride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Chloryl fluoride is the

chlorine fluorides with oxygen sources.[1] It is the acyl fluoride of chloric acid
.

Preparation

ClO2F was first reported by Schmitz and Schumacher in 1942, who prepared it by the fluorination of ClO2.[2] The compound is more conveniently prepared by reaction of sodium chlorate and chlorine trifluoride[3] and purified by vacuum fractionation, i.e. selectively condensing this species separately from other products. This species is a gas boiling at −6 °C:

6 NaClO3 + 4 ClF3 → 6 ClO2F + 2 Cl2 + 3 O2 + 6 NaF

Structure

In contrast to

VSEPR. The differing structures reflects the greater tendency of chlorine to exist in positive oxidation states with oxygen and fluorine ligands. The related Cl-O-F compound perchloryl fluoride
, ClO3F, is tetrahedral. The related bromine compound bromyl fluoride (BrO2F) adopts the same structure as ClO2F, whereas iodyl fluoride (IO2F) forms a polymeric substance under standard conditions.[4]

References

External links