disodium heptahydrate hydrogen arsorate

• ChemBase ID: 103030
• Molecular Formular: AsH15Na2O11
• Molecular Mass: 312.01364
• Monoisotopic Mass: 311.96257086
• SMILES: O.O.O.O.O.O.O.[Na+].[Na+].O[As](=O)([O-])[O-]
• Canonical SMILES: [O-][As](=O)(O)[O-].O.O.O.O.O.O.O.[Na+].[Na+]
• InChI: InChI=1S/AsH3O4.2Na.7H2O/c2-1(3,4)5;;;;;;;;;/h(H3,2,3,4,5);;;7*1H2/q;2*+1;;;;;;;/p-2
• InChIKey: KOLXPEJIBITWIQ-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: disodium heptahydrate hydrogen arsorate
• IUPAC Traditional name: dipotassium heptahydrate arsenate(2-); disodium heptahydrate hydrogen arsenate
• Synonyms: Sodium hydrogenarsenate heptahydrate; Arsenic acid disodium salt; Sodium hydrogen arsenate heptahydrate; Sodium hydrogen arsenate heptahydrate, ACS; Sodium arsenate dibasic heptahydrate; Disodium hydrogen arsenate heptahydrate; ARSENIC ACID SODIUM SALT HEPTAHYDRATE; Sodium arsenate dibasic heptahydrate; di-Sodium hydrogen arsenate heptahydrate; 砷酸氢化钠 七水合物; 砷酸钠 二元 七水合物; 砷酸氢化钠七水合物; 砷酸氢钠七水合物, ACS; 砷酸氢二钠 七水合物; 砷酸二钠 七水合物; di-Sodium hydrogen arsenate 七水合物

Database IDs

• CAS Number: 10048-95-0
• EC Number: 231-902-4
• MDL Number: MFCD00149179
• PubChem SID: 24869088; 162090177; 24899852; 24886236; 24891135
• PubChem CID: 61460

CALCULATED PROPERTIES

• Acid pKa: 3.1531765
• H Acceptors: 4
• H Donor: 1
• LogD (pH = 5.5): -3.27436
• LogD (pH = 7.4): -4.5524263
• Log P: -1.21
• Molar Refractivity: 6.8933 cm^3
• Polarizability: 7.200474 Å^3
• Polar Surface Area: 83.42 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: H2O: slightly soluble
• Apperance: crystalline; Granular
• Melting Point: 130°C dec.; 150°C; 180 °C (dec.)(lit.)
• Density: 1.88; 1.88 g/ml
• pH: 8.5-9.0 (50 mg/mL in H2O, hot)

Safety Information

• Storage Condition: Room Temperature (15-30°C)
• RTECS: CG0900000
• European Hazard Symbols: Nature polluting (N); Toxic (T)
• UN Number: 1685; UN1685
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: 2; II
• Australian Hazchem: 2X
• Risk Statements: 45-23/25-50/53; R:23/25
• Safety Statements: 53-45-60-61; S:28-45-20/21
• EU Classification: T2
• EU Hazard Identification Number: 6.1B
• Emergency Response Guidebook(ERG) Number: 151
• TSCA Listed: 否; 是
• GHS Pictograms: GHS06; GHS08; GHS09
• GHS Signal Word: Danger
• GHS Hazard statements: H301-H331-H350-H400-H410; H301-H331-H350-H410
• GHS Precautionary statements: P201-P261-P273-P301 + P310-P311-P501; P261-P281-P301+P310-P321-P405-P501A
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 1685 6.1/PG 2

Product Information

• Purity: ≥98%; ≥98.0%; ≥98.5% (RT); 98%; 98.0-102.0%; 98.0-102.0% (ACS specification); 99.995% trace metals basis
• Grade: ACS reagent; puriss. p.a.
• Impurities: ≤0.005% Insoluble matter; ≤0.005% insolubles; ≤0.01% arsenic trioxide; ≤0.01% As2O3
• Cation Traces: Ca: ≤20 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤0.001%; Fe: ≤5 mg/kg; heavy metals (as Pb): ≤0.002%; K: ≤50 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg
• Antion Traces: arsenite (As2O3): ≤0.01%; chloride (Cl-): ≤0.001%; chloride (Cl-): ≤10 mg/kg; nitrate (NO3-): ≤0.005%; nitrate (NO3-): ≤20 mg/kg; sulfate (SO42-): ≤0.01%; sulfate (SO42-): ≤50 mg/kg
• Linear Formula: Na2HAsO4 · 7H2O

DETAILS

MP Biomedicals - 02150399

Sodium Salt
Heptahydrate

Sigma Aldrich - 455857

Packaging
25 g in glass bottle

Sigma Aldrich - S9663

包装
50 g in poly bottle