Disodium methylarsonate

CAS Registry Number®

144-21-8
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CAS Name

Disodium methylarsonate

Molecular Formula

CH5AsO3.2Na

Cite this Page

Disodium methylarsonate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=144-21-8 (retrieved 2021-10-26) (CAS RN: 144-21-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    >355 °C
  • Density (1)

    1.04 g/cm3

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/CH5AsO3.2Na/c1-2(3,4)5;;/h1H3,(H2,3,4,5);;

InChIKey

InChIKey=HVPPQQDINIDJSS-UHFFFAOYSA-N

SMILES

[As](C)(=O)(O)O.[Na]

Canonical SMILES

[Na].O=[As](O)(O)C

Other Names for this Substance

  • Arsonic acid, methyl-, disodium salt
  • Methanearsonic acid, disodium salt
  • DMA 100
  • Arrhenal
  • Arsinyl

Deleted or Replaced CAS Registry Numbers

19444-53-2