Disodium hydrogen arsenate

AsHNa2O4CAS 7778-43-0185.91 g/mol

Open in Covalent MOL file
O−AsO−OHONa+Na+

Properties

Molecular formula
AsHNa2O4
Molar mass
185.91 g/mol
Exact mass
185.8886 Da
Density
1.87 g/mL
Melting point
57 °C
logP
-2.93Crippen estimate
Polar surface area
77.8 Ų
H-bond donors / acceptors
3 / 1
Rotatable bonds
0

Hazards

No GHS classification is on file for this compound. That is not evidence that it is harmless.

Search the SDS library

Identifiers

CAS number
7778-43-0
SMILES
[O-][As]([O-])(=O)O.[Na+].[Na+]
InChI

The InChI we hold for this record describes the parent acid and the metal separately rather than the salt above, so it is not shown here.

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

9 names
  • Arsenic acid (H3AsO4), sodium salt (1:2)
  • Arsenic acid (H3AsO4), disodium salt
  • Sodium biarsenate
  • Disodium arsenate
  • Sodium arsenate (Na2HAsO4)
  • Disodium hydrogen orthoarsenate
  • Disodium monohydrogen arsenate
  • Hydrogen sodium arsenate (HNa2AsO4)
  • Sodium arsenate dibasic

Work with Disodium hydrogen arsenate

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Isotope patternExact mass and the mass spectrum pattern

Similar compounds

Sodium arsenate heptahydrate10048-95-082 % similar Magnesium arsenate10103-50-165 % similar Mercury hydrogenarsenate7784-37-465 % similar Monosodium methyl arsonate2163-80-645 % similar Disodium methyl arsonate144-21-840 % similar Sodium cacodylate124-65-238 % similar p-Hydroxyphenylarsonate sodium2437-19-633 % similar Sodium cacodylate trihydrate6131-99-333 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue.

All similar compounds

Elsewhere

PubChem CAS Common Chemistry NIST WebBook Wikipedia