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Home > Organosilicon Compounds> trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane
Picture of trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane

trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane

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Origin: China

Cas No: 17938-13-5

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.: 17938-13-5 Formula: C16H22Si2 Molecular Weight: 270.51700

    Basic Info

    Chemical Name trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane
    Synonyms

    1,4-Bis[(trimethylsilyl)ethynyl]benzene;

    CAS No. 17938-13-5
    Molecular Formula C16H22Si2
    Molecular Weight 270.51700
    PSA 0.00000
    LogP 4.14440

    Properties

    Appearance & Physical State White crystalline powder
    Density 0.92g/cm3
    Boiling Point 292.1ºC at 760mmHg
    Melting Point 121-123ºC
    Flash Point 112.2ºC
    Refractive Index 1.505
    Storage Condition Refrigerator (+4ºC)
    Vapor Pressure 0.00327mmHg at 25°C

    Safety Info

    Safety Statements S26-S37/39
    Risk Statements R36/37/38
    Hazard Codes Xi

    Synthesis Route

    1,4-Diiodobenzene+Ethynyltrimethylsilane→trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane+2-(4-iodophenyl)ethynyl-trimethylsilane
    1,4-Diiodobenzene+Ethynyltrimethylsilane→trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane
    1,4-dibromobenzene+Ethynyltrimethylsilane→trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane

    Precursor

    cis-1,4-diacetoxy-1,4-bis(trimethylsilylethynyl)cyclohexa-2,5-diene
    1-Bromo-4-iodobenzene
    1,4-Diiodobenzene
    Ethynyltrimethylsilane

    Downstream Product

    1,4-Diethynylbenzene
    1,4-Bis(phenylethynyl)benzene
    4-[2-(4-ethynylphenyl)ethynyl]benzoic acid
    1-ethynyl-4-[2-(4-nitrophenyl)ethynyl]benzene

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