Difference between revisions of "Sodium hypobromite"

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| Name = Sodium hypobromate pentahydrate
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| Name = Sodium hypobromite pentahydrate
 
| IUPACName = Sodium hypobromite — water (1/5)
 
| IUPACName = Sodium hypobromite — water (1/5)
 
| OtherNames = Sodium bromate(I)
 
| OtherNames = Sodium bromate(I)
 
| Section1 = {{Chembox Identifiers
 
| Section1 = {{Chembox Identifiers
 
|  InChI=1/BrO.Na.5H2O/c1-2;;;;;;/h;;5*1H2/q-1;+1;;;;;
 
|  InChI=1/BrO.Na.5H2O/c1-2;;;;;;/h;;5*1H2/q-1;+1;;;;;
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|  StdInChI=1S/BrO.Na.5H2O/c1-2;;;;;;/h;;5*1H2/q-1;+1;;;;;
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|  StdInChIKey = NPFXHYUPZMEVOH-UHFFFAOYSA-N
 
|  CASNo = 13824-96-9
 
|  CASNo = 13824-96-9
 
|  EINECS = 237-520-4
 
|  EINECS = 237-520-4
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| Section8 = {{Chembox Related
 
| Section8 = {{Chembox Related
OtherAnion = [[Sodium hypochlorite]]
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OtherAnions = [[Sodium hypochlorite]]
OtherCation = [[Potassium hypobromite]]
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OtherCations = [[Lithium hypobromite]]<br/>[[Potassium hypobromite]]
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|  OtherCpds = [[Sodium bromide]]<br/>[[Sodium bromite]]<br/>[[Sodium bromate]]<br/>[[Sodium perbromate]]
 
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'''Sodium hypobromite''' is the [[sodium]] [[salt]] of [[hypobromous acid]]. It can be prepared by the reaction of [[bromine]] with aqueous [[sodium hydroxide]] solution at 0&nbsp;°C or lower.<ref name="C&W">{{Cotton&Wilkinson5th|pages=563–67}}.</ref><ref name="isol">{{citation | first1 = R. | last1 = Scholder | first2 = K. | last2 = Krauss | title = Über Kristallisierte Alkalihypobromite | journal = Z. Anorg. Allg. Chem. | volume = 268 | issue = 4–6 | pages = 279–90 | year = 1952 | doi = 10.1002/zaac.19522680410}}.</ref> It has long been known as a strong [[oxidizing agent]] in solution,<ref>{{citation | first = Erik | last = Troell | title = The use of Sodium Hypobromite for the Oxidation of Organic Matter in the Mechanical Analysis of Soils | journal = J. Agric. Sci. | year = 1931 | volume = 21 | pages = 476–83 | doi = 10.1017/S002185960008847X}}.</ref> but the solid pentahydrate was not isolated until 1959.<ref name="isol"/>
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'''Sodium hypobromite''', NaBrO, is the [[sodium]] [[salt]] of [[hypobromous acid]]. It can be prepared by the reaction of [[bromine]] with aqueous [[sodium hydroxide]] solution at 0&nbsp;°C or lower.<ref name="C&W">{{Cotton&Wilkinson5th|pages=563–67}}.</ref><ref name="isol">{{citation | first1 = R. | last1 = Scholder | first2 = K. | last2 = Krauss | title = Über Kristallisierte Alkalihypobromite | journal = Z. Anorg. Allg. Chem. | volume = 268 | issue = 4–6 | pages = 279–90 | year = 1952 | doi = 10.1002/zaac.19522680410}}.</ref> It has long been known as a strong [[oxidizing agent]] in solution,<ref>{{citation | first = Erik | last = Troell | title = The use of Sodium Hypobromite for the Oxidation of Organic Matter in the Mechanical Analysis of Soils | journal = J. Agric. Sci. | year = 1931 | volume = 21 | pages = 476–83 | doi = 10.1017/S002185960008847X}}.</ref><ref>{{citation | title = Volumetric Determinations in Strongly Alkaline Solutions. III. The Titration of Thallium and Cerium with Hypobromite | first1 = O. | last1 = Tomíček | first2 = M. | last2 = Jašek | journal = J. Am. Chem. Soc. | year = 1935 | volume = 57 | issue = 12 | pages = 2409–11 | doi = 10.1021/ja01315a026}}.</ref><ref>{{citation | title = The Oxidation of Amino Acids with Sodium Hypobromite | first1 = Alvin H. | last1 = Friedman | first2 = Sergius | last2 = Morgulis | journal = J. Am. Chem. Soc. | year = 1936 | volume = 58 | issue = 6 | pages = 909–13 | doi = 10.1021/ja01297a017}}.</ref> but the solid pentahydrate was not isolated until 1952.<ref name="isol"/>
  
 
==Notes and references==
 
==Notes and references==
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===References===
 
===References===
 
{{reflist}}
 
{{reflist}}
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 +
==External links==
 +
*{{OrgSynth preps|id=34509|name=sodium hypobromite}}
  
 
[[Category:Sodium compounds]]
 
[[Category:Sodium compounds]]

Latest revision as of 08:29, 7 January 2011

Sodium hypobromite pentahydrate
IUPAC name Sodium hypobromite — water (1/5)
Other names Sodium bromate(I)
Identifiers
InChI InChI=1/BrO.Na.5H2O/c1-2;;;;;;/h;;5*1H2/q-1;+1;;;;;
Standard InChI InChI=1S/BrO.Na.5H2O/c1-2;;;;;;/h;;5*1H2/q-1;+1;;;;;
Standard InChIKey NPFXHYUPZMEVOH-UHFFFAOYSA-N
CAS number [13824-96-9]
EC number 237-520-4
Properties
Chemical formula NaBrO·5H2O
Molar mass 208.97 g mol−1
Related compounds
Other anions Sodium hypochlorite
Other cations Lithium hypobromite
Potassium hypobromite
Other compounds Sodium bromide
Sodium bromite
Sodium bromate
Sodium perbromate
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Sodium hypobromite
Identifiers
InChI InChI=1/BrO.Na/c1-2;/q-1;+1
InChIKey CRWJEUDFKNYSBX-UHFFFAOYAE
Standard InChI InChI=1S/BrO.Na/c1-2;/q-1;+1
Standard InChIKey CRWJEUDFKNYSBX-UHFFFAOYSA-N
EC number 237-520-4
ChemSpider 146053
Properties
Chemical formula NaBrO
Molar mass 118.89 g mol−1
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Sodium hypobromite, NaBrO, is the sodium salt of hypobromous acid. It can be prepared by the reaction of bromine with aqueous sodium hydroxide solution at 0 °C or lower.[1][2] It has long been known as a strong oxidizing agent in solution,[3][4][5] but the solid pentahydrate was not isolated until 1952.[2]

Notes and references

Notes

References

  1. Cotton, F. Albert; Wilkinson, Geoffrey Advanced Inorganic Chemistry, 5th ed.; Wiley-Interscience: New York, 1988; pp 563–67. ISBN 0-471-84997-9.
  2. 2.0 2.1 Scholder, R.; Krauss, K. Über Kristallisierte Alkalihypobromite. Z. Anorg. Allg. Chem. 1952, 268 (4–6), 279–90. DOI: 10.1002/zaac.19522680410.
  3. Troell, Erik The use of Sodium Hypobromite for the Oxidation of Organic Matter in the Mechanical Analysis of Soils. J. Agric. Sci. 1931, 21, 476–83. DOI: 10.1017/S002185960008847X.
  4. Tomíček, O.; Jašek, M. Volumetric Determinations in Strongly Alkaline Solutions. III. The Titration of Thallium and Cerium with Hypobromite. J. Am. Chem. Soc. 1935, 57 (12), 2409–11. DOI: 10.1021/ja01315a026.
  5. Friedman, Alvin H.; Morgulis, Sergius The Oxidation of Amino Acids with Sodium Hypobromite. J. Am. Chem. Soc. 1936, 58 (6), 909–13. DOI: 10.1021/ja01297a017.

External links

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