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Home > Organosulfur Compounds> dimethylphosphinothioyl-dimethyl-sulfanylidene-λ<sup>5</sup>-phosphane
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dimethylphosphinothioyl-dimethyl-sulfanylidene-λ<sup>5</sup>-phosphane

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Origin: China

Cas No: 3676-97-9

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 3676-97-9 Formula: C4H12P2S2 Molecular Weight: 186.21600

    Basic Info

    Chemical Name dimethylphosphinothioyl-dimethyl-sulfanylidene-λ<sup>5</sup>-phosphane
    Synonyms

    TETRAMETHYLBIPHOSPHINE DISULFIDE;
    tetramethyl biphosphine disulfide;
    Diphosphine,tetramethyl-,1,2-disulfide;
    Tetramethyldiphosphoryl disulfide;
    1,1,2,2-TETRAMETHYLDIPHOSPHANE 1,2-DISULFIDE;
    Tetramethyldiphosphine Disulfide;
    tetramethyldiphosphine disulphide;

    CAS No. 3676-97-9
    Molecular Formula C4H12P2S2
    Molecular Weight 186.21600
    PSA 83.80000
    LogP 3.68080

    Properties

    Appearance & Physical State white xtl.
    Density 1.174 g/cm3
    Boiling Point 229.4ºC at 760 mmHg
    Melting Point 224-228ºC
    Flash Point 92.6ºC
    Refractive Index 1.528

    Safety Info

    Safety Statements S22; S36/37/39
    HS Code 2930909090
    Risk Statements R20/21/22

    Synthesis Route

    Methylmagnesium bromide→dimethylphosphinothioyl-dimethyl-sulfanylidene-λ<sup>5</sup>-phosphane
    Methylmagnesium iodide→dimethylphosphinothioyl-dimethyl-sulfanylidene-λ<sup>5</sup>-phosphane
    iodomethane→dimethylphosphinothioyl-dimethyl-sulfanylidene-λ<sup>5</sup>-phosphane

    Precursor

    Methylmagnesium bromide
    iodomethane
    Methylmagnesium iodide
    pyrazine

    Downstream Product

    DIMETHYLPHOSPHINIC CHLORIDE
    trimethyl(sulfanylidene)-λ<sup>5</sup>-phosphane
    trichloro(dimethyl)-λ<sup>5</sup>-phosphane
    dimethylphosphinic acid

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