Disodium methylarsonate

Base Information

• Chemical Name: Disodium methylarsonate
• CAS No.: 2163-80-6
• Deprecated CAS: 19444-53-2
• Molecular Formula: CH4AsNaO3
• Molecular Weight: 161.96
• European Community (EC) Number: 218-495-9,205-620-7
• UN Number: 3082
• UNII: 7NK4BV40VN
• DSSTox Substance ID: DTXSID4032665
• Nikkaji Number: J815J
• Wikipedia: Disodium_methyl_arsonate
• Wikidata: Q3066717
• ChEMBL ID: CHEMBL2289061
• Mol file: 2163-80-6.mol

Synonyms:disodium methanearsonate;methanearsonic acid;methylarsonate;methylarsonic acid;methylarsonous acid;monomethylarsonic acid;monomethylarsonic acid, ammonium, iron (3+) salt;monomethylarsonic acid, calcium salt (2:1);monomethylarsonic acid, dimercury (1+) salt;monomethylarsonic acid, dipotassium salt;monomethylarsonic acid, disodium salt;monomethylarsonic acid, iron (2+) salt (3:2);monomethylarsonic acid, iron salt;monomethylarsonic acid, monoammonium salt;monomethylarsonic acid, monocalcium salt;monomethylarsonic acid, monosodium salt;monomethylarsonic acid, zinc salt;monosodium methanearsonate;MSMA;sodium methanearsonate

Chemical Property of Disodium methylarsonate

Chemical Property:

• Appearance/Colour: odorless colorless solid
• Melting Point: 113-116 °C
• Boiling Point: 393.3 °C at 760 mmHg
• Flash Point: 205.8 °C
• PSA: 60.36000
• Density: 1.50 g/cm³
• LogP: -0.59160
• Water Solubility.: >=10 g/100 mL at 22 ºC
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 183.909352
• Heavy Atom Count: 7
• Complexity: 49.8

Purity/Quality:

99.0% ^*data from raw suppliers

MonosodiumAcidMethaneArsonateSesquihydrate ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn,N,T
• Statements: 22-50/53-23/25
• Safety Statements: 20/21-28-45-60-61

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Metals -> Arsenic Compounds, Organic
• Canonical SMILES: C[As](=O)([O-])[O-].[Na+].[Na+]
• Uses: Postemergence herbicide for grassy weeds.