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hexamethyldisiloxane

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FOB Price $5.60

Origin: China

Cas No: 107-46-0

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

  • Quick Details

    CAS No.:
    107-46-0
    Other Names:
    HMDSO
    MF:
    C6H18OSi2
    EINECS No.:
    203-492-7
    Place of Origin:
    Shandong, China
    Type:
    Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
    Purity:
    ≥99%
    Brand Name:
    Finerchem
    Model Number:
    107-46-0
    Application:
    Intermediate
    Appearance:
    Colorless transparent liquid
    Product name:
    Hexamethyldisiloxane
    Molecular Weight:
    162.38

    Packaging&Delivery

    Packaging Details
    Liquid product packaging:
    1kg/bottle, 25kg/drum, or as your demand
    Solid package:
    Aluminum foil bag for within 10kg
    Fiber drum for 10kg and more
    Shipping: By air, by sea or by courier (VIP account of TNT, DHL, Fedex and EMS)
    Port
    Shanghai Port, Qingdao Port, Tianjin Port
    Lead Time:
    Quantity(Kilograms)1 - 100>100
    Est. Time(days)2To be negotiated

  • Property

    CAS No.: 107-46-0 Formula: C6H18OSi2 Molecular Weight: 162.37800

    Description

    Hexamethyldisiloxane (HMDSO) is an organosilicon compound with the formula O[Si(CH3)3]2. This volatile colourless liquid is used as a solvent and as a reagent in organic synthesis. It is prepared by the hydrolysis of trimethylsilyl chloride. The molecule is the protypical disiloxane and resembles a subunit of polydimethylsiloxane.

    Basic Info

    Chemical Name hexamethyldisiloxane
    Synonyms

    Disiloxane, hexamethyl-;
    H7310;
    ls-7130;
    CH7310;
    HX 18;
    Related CAS No. 104-46-0 (incorrect);
    HMDSO;
    HMDO;
    os10;
    Fluka AG;
    kf96l;
    SF 0.65;

    CAS No. 107-46-0
    Molecular Formula C6H18OSi2
    Molecular Weight 162.37800
    PSA 9.23000
    LogP 2.67280

    Properties

    Appearance & Physical State Clear liquid
    Density 0.764
    Boiling Point 101ºC
    Melting Point -59ºC
    Flash Point -1ºC
    Refractive Index 1.3765-1.3785
    Water Solubility insoluble
    Stability Stable, but moisture sensitive. Highly flammable. Incompatible with strong acids, strong bases, oxidizing agents.
    Storage Condition Flammables area
    Vapor Density >1 (vs air)

    Safety Info

    RTECS JM9237000
    Hazard Class 3
    Safety Statements S16
    HS Code 29310095
    WGK Germany 3
    Packing Group II
    RIDADR UN 1993
    Risk Statements R11
    Hazard Codes F
    Caution Statement P210; P273; P391; P403 + P235; P501
    Signal Word Danger
    Hazard Declaration H225; H410
    Symbol GHS02, GHS09

    Synthesis Route

    2,2-Dimethyl-4,4-diphenyl-1,3,3-tris(trimethylsilyl)-1-aza-2-silacyclobutan→Benzophenone imine+hexamethyldisiloxane
    octamethylcyclotetrasiloxane→tetramethylsilane+Iodotrimethylsilane
    octamethylcyclotetrasiloxane→hexamethyldisiloxane+Decamethylcyclopentasiloxane

    Downstream Product

    bis[[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethylsilyl]oxy]-dimethylsilane
    dodecamethylpentasiloxane
    DECAMETHYLTETRASILOXANE
    Octamethyltrisiloxane

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