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Guangzhou Renown Chemical Co.,Ltd

Fluorescent Brightener OB-1

  • Category :
    Food and Feed additives/General reagents
  • Synonyms :
    Fluorescent Brightener OB-1;FBA3932,2'-(4.4'-diphenol vinyl)di-henzoxazol ;2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole;FBA 393;4,4'-bis(benzoxazol-2-yl)stilbene;Optical Brightener OB-1;C.I. 393;Fluorescent whtening agent OB-1;Fluorescent Whitening Agent OB-1;2,2'-(ethene-1,2-diyldibenzene-4,1-diyl)bis(1,3-benzoxazole);2,2'-[(E)-ethene-1,2-diyldibenzene-4,1-diyl]bis(1,3-benzoxazole);Optical Brightening Agent OB-1;Optical Brightner OB-1;ptical Brightening Agent OB-1;4,4-Bis(2-Benzoxazolyl) Stilbene;
  • CAS NO :
    1533-45-5
  • EC NO :
    216-245-3
  • Molecular Formula :
    C28H18N2O2
  • Molecular Weight :
    414.4547
  • Main Specifications :
    99% reagent grade
  • InChI :
    InChI=1/C28H18N2O2/c1-3-7-25-23(5-1)29-27(31-25)21-15-11-19(12-16-21)9-10-20-13-17-22(18-14-20)28-30-24-6-2-4-8-26(24)32-28/h1-18H/b10-9+
  • Packing :
    25kg/drum; cardboard drum lined with PE bag
  • Product description :

    Other Names︰

    Fluorescent Brightener 393； FBA393；2,2'-(4.4'-diphenol vinyl)di-henzoxazol；FBA 393; Optical Brightener OB-1; C.I. 393; Fluorescent whtening agent OB-1;

    EINECS NO︰

    216-245-3

    Molecular Formula︰

    C28H18N2O2

    Molecular Weight︰

    414.4547

    Appearance︰

    bright yellow crystals powder

    Specification︰

    Melting point: 355-360°C
    Solubility: insoluble in water, but soluble in high boiling point organic solvent
    Purity: 98.5%min
    Volatile: 0.2%
    Density: 1.281g/cm3
    Flash Point: 285.1°C

    Delivery︰

    within 15 days after payment

    Payment Terms

    Molecular Structure :
    Fluorescent Brightener OB-1 1533-45-5
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