potassium oxoarsinite

• ChemBase ID: 129049
• Molecular Formular: AsHKO2
• Molecular Mass: 147.02664
• Monoisotopic Mass: 146.88295695
• SMILES: [O-][AsH]=O.[K+]
• Canonical SMILES: [O-][AsH]=O.[K+]
• InChI: InChI=1S/AsHO2.K/c2-1-3;/h(H,2,3);/q;+1/p-1
• InChIKey: HEQWEGCSZXMIJQ-UHFFFAOYSA-M

NAMES AND DATABASE IDS

Names

• IUPAC name: potassium oxoarsinite
• IUPAC Traditional name: potassium dihydridodioxidoarsenate(1-)
• Synonyms: Potassium arsenite

Database IDs

• CAS Number: 13464-35-2
• PubChem SID: 162223350
• PubChem CID: 23668346; 61616
• Wikipedia Title: Potassium_arsenite

CALCULATED PROPERTIES

• Acid pKa: 2.0798514
• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -2.3722758
• LogD (pH = 7.4): -2.4010208
• Log P: -0.1376
• Molar Refractivity: 2.8858 cm^3
• Polarizability: 5.416791 Å^3
• Polar Surface Area: 40.13 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: slightly soluble in water
• Apperance: white hygroscopic powder
• Melting Point: ~ 300°C (decomp)
• Density: 8.76 g/cm^3

Safety Information

• LD50: 14 mg/kg (oral, rat)