Potassium dihydrogen arsenate
CAS Registry Number®
7784-41-0
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CAS Name
Potassium dihydrogen arsenateMolecular Formula
AsH3O4.KCite this Page
Potassium dihydrogen arsenate. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=7784-41-0 (retrieved ) (CAS RN: 7784-41-0). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
288 °CDensity (1)
2.867 g/cm³
Source(s)
- (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
Other Names and Identifiers
InChI
InChI=1S/AsH3O4.K/c2-1(3,4)5;/h(H3,2,3,4,5);
InChIKey
InChIKey=YYYYSSYHIOOMIO-UHFFFAOYSA-N
SMILES
[As](=O)(O)(O)O.[K]
Canonical SMILES
[K].O=[As](O)(O)O
Other Names for this Substance
- Arsenic acid (H3AsO4), potassium salt (1:1)
- Potassium arsenate (KH2AsO4)
- Arsenic acid (H3AsO4), monopotassium salt
- Macquer's salt
- Potassium acid arsenate
Deleted or Replaced CAS Registry Numbers
72067-67-5, 1263481-96-4, 1314087-58-5
