sodium trihydrate dimethylarsinate

• ChemBase ID: 130970
• Molecular Formular: C2H12AsNaO5
• Molecular Mass: 214.02505
• Monoisotopic Mass: 213.97983877
• SMILES: C[As](=O)(C)[O-].O.O.O.[Na+]
• Canonical SMILES: [O-][As](=O)(C)C.O.O.O.[Na+]
• InChI: InChI=1S/C2H7AsO2.Na.3H2O/c1-3(2,4)5;;;;/h1-2H3,(H,4,5);;3*1H2/q;+1;;;/p-1
• InChIKey: RLGWPHBPRCROJO-UHFFFAOYSA-M

NAMES AND DATABASE IDS

Names

• IUPAC name: sodium trihydrate dimethylarsinate
• IUPAC Traditional name: sodium trihydrate cacodylate ion
• Synonyms: Dimethylarsinic acid sodium salt; Dimethylarsonic acid sodium salt; Cacodylic acid sodium salt trihydrate; Sodium cacodylate trihydrate; 二甲基胂酸 钠盐 三水合物; 二甲胂酸 钠盐; 卡可基酸 钠盐; 二甲胂酸钠 三水合物

Database IDs

• CAS Number: 6131-99-3
• EC Number: 204-708-2
• MDL Number: MFCD00149079
• Beilstein Number: 3702348
• PubChem SID: 24892742; 24852512; 162225248; 24892242
• PubChem CID: 23679059

CALCULATED PROPERTIES

• Acid pKa: 6.222334
• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -0.40412536
• LogD (pH = 7.4): -1.5005654
• Log P: -0.3292
• Molar Refractivity: 14.7772 cm^3
• Polarizability: 9.505158 Å^3
• Polar Surface Area: 40.13 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: H2O: soluble0.5 M, clear, colorless

Safety Information

• RTECS: CH7890000
• European Hazard Symbols: Nature polluting (N); Toxic (T)
• UN Number: 1688
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: 2
• Risk Statements: 23/25-50/53
• Safety Statements: 20/21-28-45-60-61
• GHS Pictograms: GHS06; GHS09
• GHS Signal Word: Danger
• GHS Hazard statements: H301 + H331-H410
• GHS Precautionary statements: P261-P273-P301 + P310-P311-P501
• Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
• RID/ADR: UN 1688 6.1/PG 2

Product Information

• Purity: ≥98%; ≥98.0%; ≥98.0% (T); 98%
• Grade: purum p.a.
• Impurities: ≤0.005% Phosphorus (P); ≤0.1% Insoluble matter
• Cation Traces: Al: ≤0.0005%; Ca: ≤0.001%; Ca: ≤100 mg/kg; Cd: ≤50 mg/kg; Co: ≤50 mg/kg; Cu: ≤0.0005%; Cu: ≤50 mg/kg; Fe: ≤0.0005%; Fe: ≤50 mg/kg; K: ≤0.05%; K: ≤500 mg/kg; Mg: ≤0.0005%; NH4+: ≤0.05%; Ni: ≤50 mg/kg; Pb: ≤0.001%; Pb: ≤50 mg/kg; Zn: ≤0.0005%; Zn: ≤50 mg/kg
• Antion Traces: chloride (Cl-): ≤0.05%; chloride (Cl-): ≤100 mg/kg; sulfate (SO42-): ≤0.05%; sulfate (SO42-): ≤200 mg/kg
• Linear Formula: (CH3)2AsO2Na · 3H2O

DETAILS

Sigma Aldrich - 28-2100

Suitability
for electron microscopy