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Diphenylsilanediol

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Origin: China

Cas No: 947-42-2

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
  • Quick Details

    CAS No.:
    947-42-2
    Other Names:
    Dihydroxydiphenylsilane
    MF:
    C12H12O2Si
    EINECS No.:
    947-42-2
    Place of Origin:
    China
    Type:
    Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
    Purity:
    99.0%min
    Brand Name:
    FinerChem
    Model Number:
    947-42-2
    Application:
    silicone rubber structure control agent
    Appearance:
    White Powder
    Product Name:
    Diphenylsilanediol
    CAS:
    947-42-2
    Assay:
    99.0 Min
    Molecular Weight:
    216.31

    Packaging&Delivery

    Packaging Details
    Aluminum foil bag for within 10kg
    Fiber drum for 10kg and more
    Port
    SHANGHAI, QINGDAO , BEIJING, SHENZHEN , DALIAN
    Lead Time:
    Quantity(Kilograms)1 - 500>500
    Est. Time(days)4To be negotiated

    Products Description

    Product Name
    Diphenylsilanediol
    CAS No.
    947-42-2
    Appearance
    White powder
    Assay
    ≥98%
    Capacity
    200mt/year
    Min.packing
    100gram
    Application
    Used as silicone rubber structure control agent, raw material of benzyl silicone oil and intermediate of other silicon products
    Standard
    Export 
    Brand
    FinerChem 


    More information

    Synonyms: Dihydroxydiphenylsilane 
    Molecular Formula: C12H12O2Si 
    Molecular Weight: 216.31 
    CAS Registry Number: 947-42-2 
    EINECS: 213-427-4 
    Melting point: 138-142 ºC 
    Flash point: 53 ºC 
    Water solubility: reacts
  • Property

    CAS No.: 947-42-2 Formula: C12H12O2Si Molecular Weight: 216.30800

    Description

    Diphenylsilanediol, Ph2Si(OH)2, is a silanol. The tetrahedral molecule forms hydrogen-bonded columns in the solid state. It can be prepared by hydrolysis of diphenyldichlorosilane Ph2SiCl2. Diphenylsilanediol can act as an anticonvulsant, in a similar way to phenytoin. Although the compound is stable in normal conditions, the presence of basic impurities can accelerate the condensation of the silanol groups.

    Basic Info

    Chemical Name Diphenylsilanediol
    Synonyms

    Difenyl-dihydroxysilan;
    Diphenylsilandiol;
    Silanediol,diphenyl;
    Silanediol, diphenyl-;
    diphenyl-silanedio;
    diphenylsilane;
    dihydroxydiphenylsilane;

    CAS No. 947-42-2
    Molecular Formula C12H12O2Si
    Molecular Weight 216.30800
    PSA 40.46000
    LogP 0.22760

    Properties

    Appearance & Physical State white powder
    Density 1.19 g/cm3
    Boiling Point 352.6ºC at 760 mmHg
    Melting Point 138-142ºC
    Flash Point 53ºC
    Refractive Index 1.615
    Water Solubility reacts
    Stability Stable. Combustible. Incompatible with strong oxidizing agents.
    Storage Condition Flammables area
    Vapor Density >1 (vs air)

    Safety Info

    RTECS VV3640000
    Hazard Class 4.1
    Safety Statements S16
    HS Code 2931900090
    WGK Germany 1
    Packing Group III
    RIDADR UN 1325
    Risk Statements R11
    Hazard Codes F

    Synthesis Route

    diphenylsiliconDiphenylsilanediol
    DichlorodiphenylsilaneDiphenylsilanediol
    Ph2Si(OCH2Ph)2Diphenylsilanediol+Toluene

    Precursor

    Ph2Si(OCH2Ph)2
    diphenyl(dithiophen-2-yl)silane
    diphenylsilicon
    Diphenylsilanol

    Downstream Product

    Diphenyldiethoxysilane
    Hexaphenylcyclotrisiloxane
    Octaphenylcyclotetrasiloxane
    ethoxydiphenylsilanol

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