Dibromine pentoxide

Dibromine pentoxide
Names
	IUPAC name Dibromine pentoxide
	Other names Bromine pentoxide
Identifiers
CAS Number	58572-43-3 ;
3D model (JSmol)	Interactive image;
PubChem CID	15779615;
	InChI InChI=1S/Br2O5/c3-1(4)7-2(5)6 Key: NWWZVGMDNVSHDB-UHFFFAOYSA-N;
	SMILES O=[Br](=O)O[Br](=O)=O;
Properties
Chemical formula	Br2O5
Molar mass	239.805 g/mol
Appearance	colorless solid
Melting point	decomposes around −20°C
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). (what is ?) Infobox references

Dibromine pentoxide is the chemical compound composed of bromine and oxygen with the formula Br₂O₅. It is a colorless solid that is stable below −20 °C. It has the structure O₂Br−O−BrO₂, the Br−O−Br bond is bent with bond angle 121.2°. Each BrO₃ group is pyramidal with the bromine atom at the apex.^[2]

Preparation

Dibromine pentoxide can be prepared by reacting a solution of bromine in dichloromethane with ozone at low temperatures and recrystallized from propionitrile.^[1]^[2]

References

^ ^a ^b Perry, Dale L.; Phillips, Sidney L. (1995), Handbook of Inorganic Compounds, CRC Press, p. 74, ISBN 0-8493-8671-3, retrieved 25 August 2015
^ ^a ^b Wiberg, Egon (2001). Wiberg, Nils (ed.). Inorganic chemistry (1st ed.). San Diego, Calif.: Academic Press. p. 464. ISBN 9780123526519.

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[handin-1] Perry, Dale L.; Phillips, Sidney L. (1995), Handbook of Inorganic Compounds, CRC Press, p. 74, ISBN 0-8493-8671-3, retrieved 25 August 2015

[inorg-2] Wiberg, Egon (2001). Wiberg, Nils (ed.). Inorganic chemistry (1st ed.). San Diego, Calif.: Academic Press. p. 464. ISBN 9780123526519.

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