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  2. Yancheng Longshen Chemical Co., Ltd.

    Focus on Bromide and Chloride Derivatives for 20 Years

    The Professional Bromobenzene Manufacturer in China

  3. Products Home >> Products
    1,4-dibromobenzene
    Identification Product name: 1,4-dibromobenzene
    Product name: 1,4-dibromobenzene
    Molecular formula: p-BrC6H4Br Molecular weight: 136
    Structural formula:  
    CAS No: 106-37-6 RTECS No:  CZ1790000
    HS code:  2903999090 UN No:  UN 3077
    Dangerous goods code:   IMDG Code Page:  
    Physical and Chemical Properties Appearance and properties: White crystal; luble in hot ethanol, C ketone, ethyl ether, benzene and heat, soluble in ethanol, benzene..
    Uses: Used in organic synthesis, or as Dye intermediate.
    Melting point: 87.32°C Boiling point: 220.40°C
    Relative density (water=1): 1.832 Moisture ≤: 0.05%
    1,4-dibromobenzene Assay ≥ 99% PH value: 6.0~8.0
    Saturated vapor pressure (kPa): - Solubility: Insoluble in water, soluble in hot ethanol, C ketone, ethyl ether, benzene and heat, soluble in ethanol, benzene.
    Critical temperature (℃): - Critical pressure (MPa): -
    Heat of combustion (kj/mol): -
    Combustion and explosion hazard Conditions to avoid: -
    Flammability: flammable Building regulation fire insurance classification:: -
    Flash point (℃): 219-220°C Self-Ignition temperature(℃): -
    Lower explosive limit (V%): - Upper explosive limit (V%): -
    Hazardous characteristics: Hot decompound and discharge poisonous bromide steam
    Combustion (decomposition) products: Carbon monoxide, carbon dioxide, hydrogen bromide. Stability: -
    Incompatible materials: strong oxidizing agents. Polymerization hazards: -
    Fire fighting methods : water,Dry powder, dry sand, carbon dioxide, foam, 1211 fire extinguishing agent
    Risk category: - - -
    Packaging and transportation Packing group: III
    Directions for storage and transportation: : Stored in a cool, ventilated warehouse. Stay away from fire, heat source. Avoid direct sunlight.

     

    1,4-dibromobenzene quality index
    Item Index value
    Appearance white crystal 
    Molecular formula p-BrC6H4Br 
    1,4-dibromobenzene Assay ≥  99%
    Density (d2020) g/cm3 1.832 
    PH value 6.0~8.0 
    Moisture ≤  0.05%

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    久久精品国产精品亚洲

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