Arsonium
Ion
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Names | |
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Systematic IUPAC name Arsonium | |
Identifiers | |
CAS Number |
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3D model (JSmol) |
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ChEBI |
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ChemSpider |
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Gmelin Reference | 322800 |
PubChem CID |
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CompTox Dashboard (EPA) |
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InChI
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Properties | |
Chemical formula | AsH+ 4 |
Molar mass | 78.954 g·mol−1 |
Conjugate base | Arsine |
Structure | |
Molecular shape | Tetrahedral |
Related compounds | |
Related compounds | ammonium phosphonium |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references |
Chemical compound
![](http://upload.wikimedia.org/wikipedia/commons/thumb/a/a3/ArsenobetainePIC.svg/100px-ArsenobetainePIC.svg.png)
The arsonium cation is a positively charged polyatomic ion with the chemical formula AsH+
4. An arsonium salt is a salt containing either the arsonium (AsH+
4) cation, such as arsonium bromide (AsH+
4Br−
) and arsonium iodide (AsH+
4I−
), which can be synthesized by reacting arsine with hydrogen bromide or hydrogen iodide.[1] Or more commonly, as organic derivative such as the quaternary arsonium salts Ph
4As+
Cl−
(CAS: 123334-18-9 , hydrate form) and the zwitterionic compound arsenobetaine.
References
- ^ Muñoz-Hernández, M. Á. (2006). Arsenic: Inorganic Chemistry. Encyclopedia of Inorganic Chemistry. pp 4. DOI: 10.1002/0470862106.ia013
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