Ammonium dihydrogen arsenate

Ammonium dihydrogen arsenate

Names
IUPAC name arsoric acid;azane
Other names Ammonium hydrogen arsenate
Identifiers
CAS Number	13462-93-6
3D model (JSmol)	Interactive image
ChemSpider	145946
ECHA InfoCard	100.033.320
EC Number	236-667-1
PubChem CID	121233660
UNII	0KYL9Q413A
CompTox Dashboard (EPA)	DTXSID0065480
InChI InChI=1S/AsH3O4.H3N/c2-1(3,4)5;/h(H3,2,3,4,5);1H3 Key: VTWJXWNBCACAAK-UHFFFAOYSA-N
SMILES [As](=O)(O)(O)O.N
Properties
Chemical formula	AsH6NO4
Molar mass	158.973 g·mol−1
Appearance	colorless crystals
Density	2.34 g/mL
Melting point	300
Solubility in water	soluble
Hazards
GHS labelling:
Signal word	Danger [1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Ammonium dihydrogen arsenate is an inorganic chemical compound with the chemical formula NH₄H₂AsO₄. ^{[2] [3]}

Synthesis

The effect of ammonia on a concentrated solution of arsenic acid:

NH₃ + H₃AsO₄ → NH₄H₂AsO₄

Physical properties

The compound forms colorless crystals, soluble in water. ^[4]

Uses

The compound is used as a pharmaceutical intermediate. ^[5]

Ferroelectric, a material of nonlinear optics. ^[6]

References

1. "Ammonium Dihydrogen Arsenate". American Elements . Retrieved 4 November 2024.
2. "Ammonium dihydrogen arsenate | CAS 13462-93-6 | SCBT - Santa Cruz Biotechnology". scbt.com . Retrieved 4 November 2024.
3. 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.
4. 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.
5. "Ammonium dihydrogen arsenate, 98%, Thermo Scientific Chemicals - Chemicals, Salts and Inorganics". Fisher Scientific . Retrieved 4 November 2024.
6. 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.