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DSMA

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Origin: China

Cas No: 144-21-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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  • Products Specification
  • Product Description
  • Property

    CAS No.: 144-21-8 Formula: CH3AsNa2O3 Molecular Weight: 183.93400

    Description

    Disodium methyl arsonate (DSMA) is an arsenic-based herbicide.
    Trade names include Metharsinat, Arrhenal, Disomear, Metharsan, Stenosine, Tonarsan, Tonarsin, Arsinyl, Arsynal, and Diarsen.

    Basic Info

    Chemical Name DSMA
    Synonyms

    Disomear;
    Metharsan;
    disodium,methyl-dioxido-oxo-λ<sup>5</sup>-arsane;
    methylarsonic acid disodium salt;
    Tonarsin;
    Metharsinat;
    Stenosine;
    sodium methylarsonic acid;
    Diarsen;
    Arsynal;
    Dinate;
    monomethylarsonic acid disodium salt;
    disodium monomethylarsonate;
    disodium As-methylarsonate;
    Arsinyl;
    disodium methylarsonate;
    Arrhenal;

    CAS No. 144-21-8
    Molecular Formula CH3AsNa2O3
    Molecular Weight 183.93400
    PSA 63.19000
    LogP -0.15340

    Properties

    Density 1.15
    Boiling Point 165ºC
    Melting Point 132-139ºC
    Vapor Pressure 8.17E-08mmHg at 25°C

    Safety Info

    Hazard Class 6.1(b)
    Safety Statements S26
    HS Code 2931900090
    Packing Group III
    RIDADR UN 2759
    Risk Statements R22
    Hazard Codes Xn

    Synthesis Route

    dimethyl sulfateDSMA
    iodomethaneDSMA

    Precursor

    iodomethane
    dimethyl sulfate

    Downstream Product

    Methylarsonous diiodide

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