Dibromine trioxide

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Dibromine trioxide
Names
IUPAC name
Dibromine trioxide
Other names
Bromine trioxide
Identifiers
53809-75-9 YesY
Properties
Br2O3
Molar mass 207.806 g/mol
Appearance orange needles
Melting point decomposes around -40°C[1]
Vapor pressure {{{value}}}
Related compounds
Other anions
Bromine dioxide
Bromine trifluoride
Bromine pentafluoride
Other cations
Oxygen difluoride
Dichlorine monoxide
Chlorine dioxide
Iodine dioxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N (what is YesYN ?)
Infobox references

Dibromine trioxide is the chemical compound composed of bromine and oxygen with the formula Br2O3. It is an orange solid that is stable below -40 °C. It has the structure Br-O-BrO2 (bromine bromate).[2] The Br-O-Br bond is bent with bond angle 111.2° and the Br-O-BrO2 bond length is 1.85Å.[3]

Reactions

Dibromine trioxide can be prepared by reacting a solution of bromine in dichloromethane with ozone at low temperatures.[2][3] It disproportionates in alkali solutions to Br
and BrO
3
.[3]

References

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