Benzophenone-4 (BP-4,UV-284)

Short Description:


  • Min.Order Quantity: Up to request
  • Supply Ability: Up to request
  • Port: Main Port of China
  • Payment Terms: L/C,D/A,D/P,T/T,WU,PAYPAL,TRADE ASSURANCE
  • CAS NO.: 4065-45-6
  • Product Detail

    Product Tags

    Product Name

    Benzophenone-4(UV-284, Sulisobenzone)

    Synonyms

    Uvistat 1121;UV ABSORBER HMBS;TIMTEC-BB SBB002961;SULISOBENZONE;spectra-sorb uv 284;5-BENZOYL-4-HYDROXY-2-METHOXYBENZENESULFONIC ACID;2-HYDROXY-4-METHOXYBENZOPHENONE-5-SULPHONIC ACID;2-HYDROXY-4-METHOXYBENZOPHENONE-5-SULFONIC ACID

    CAS

    4065-45-6

    Molecular formula

    C14H12O6S

    Molecular Weight

    308.31

    Molecular Structure

     4065-45-6

    Physical and Chemical Properties

    M.P. 

    ≥ 140℃ (lit.)

     

    General Description

    Off-white or light yellow crystalline powder

    Usage

    As Benzophenone-4 is approved in the EU , the USA and Japan for skin protection ,it is widely used in sun preparations.

    Packing

    Packed in cardboard drum lined with plastic bags with the net capacity of 25 kg per drum.

    Storage condition

    Must be stored in closed containers in dry cool conditions. The shelf life of BP-4 is two years in original, unopened containers.

    Specifications

    Items

    Standard

    Appearance

    Off-white or light yellow crystalline powder

    Specific Extinction

    E288 ≥ 460

     

    E325 ≥ 290

    Assay(HPLC)

    ≥ 99.0 %

    Melting Point

    ≥140.0℃

    Loss on Drying

    ≤ 3.0 %

    Heavy Metals

    ≤ 5 ppm

    Gardner color

    ≤ 2.0


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