Ammonium dihydrogen arsenate is an inorganic chemical compound with the chemical formula NH4H2AsO4.[2][3]
| Names | |
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| IUPAC name
arsoric acid;azane
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| Other names
Ammonium hydrogen arsenate
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
| ECHA InfoCard | 100.033.320 |
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PubChem CID
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| UNII | |
CompTox Dashboard (EPA)
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| Properties | |
| AsH6NO4 | |
| Molar mass | 158.973 g·mol−1 |
| Appearance | colorless crystals |
| Density | 2.34 g/mL |
| Melting point | 300 |
| soluble | |
| Hazards | |
| GHS labelling: | |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Synthesis
editThe effect of ammonia on a concentrated solution of arsenic acid:
- NH3 + H3AsO4 → NH4H2AsO4
Physical properties
editThe compound forms colorless crystals, soluble in water.[4]
Uses
editThe compound is used as a pharmaceutical intermediate.[5]
Ferroelectric, a material of nonlinear optics.[6]
References
edit- ^ "Ammonium Dihydrogen Arsenate". American Elements. Retrieved 4 November 2024.
- ^ "Ammonium dihydrogen arsenate | CAS 13462-93-6 | SCBT - Santa Cruz Biotechnology". scbt.com. Retrieved 4 November 2024.
- ^ Perrino, Charles T.; Van de ven, Jamie (1 February 1977). "An electrolysis and conductivity study on ammonium dihydrogen arsenate". Journal of Solid State Chemistry. 20 (2): 201–203. Bibcode:1977JSSCh..20..201P. doi:10.1016/0022-4596(77)90068-8. ISSN 0022-4596. Retrieved 4 November 2024.
- ^ Martienssen, Werner; Warlimont, Hans (21 September 2006). Springer Handbook of Condensed Matter and Materials Data. Springer Science & Business Media. p. 1096. ISBN 978-3-540-30437-1. Retrieved 4 November 2024.
- ^ "Ammonium dihydrogen arsenate, 98%, Thermo Scientific Chemicals - Chemicals, Salts and Inorganics". Fisher Scientific. Retrieved 4 November 2024.
- ^ Milek, J. T.; Neuberger, M. (1972). "Ammonium Dihydrogen Arsenate (ADA)". Linear Electrooptic Modular Materials. Springer US: 15–22. doi:10.1007/978-1-4684-6168-8_3. ISBN 978-1-4684-6170-1. Retrieved 4 November 2024.