CAS 1873-88-7 Bistrimethylsiloxymethylsilane

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  • Manufacturer:: Hefei TNJ Chemical Industry Co.,Ltd.
  • Factory plant:: Anhui, China
  • MOQ purchase: 1kg or buy MOQ as per your request
  • Quality Index:: Please refer to COA/TDS
  • Safety Data:: Please refer to SDS
  • Product Detail


    Product Tags

    Bistrimethylsiloxymethylsilane CAS 1873-88-7  is a chemical substance with the molecular formula C7H21O2Si3.


    Chinese name: Bistrimethylsiloxymethylsilane

    Foreign name: Heptamethyltrisiloxane, commercial grade (40M40)

    CAS: 1873-88-7

    Molecular formula: C7H21O2Si3

    Molecular weight: 221.4969

    EINECS: 217-496-1


    Physical and chemical properties

    Appearance: Colorless transparent liquid

    Lunar_ w: 222.5

    Purity (GC): 99%



    Heptamethyltrisiloxane contains highly active silicon hydrogen bonds and is the basic raw material for synthesizing polyether modified trisiloxane. Polyether modified trisiloxane is a special structural surfactant that can be widely used in pesticide additives, coating additives, and other applications


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