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tetraethyl 2,2′-(1,4-phenylenedimethylidyne)bismalonate CAS 6337-43-5


  • CAS: 6337-43-5
  • Molecular Formula: C22H26O8
  • Molecular Weight: 418.44
  • EINECS: 228-726-5
  • Synonyms: B-CAP; Hostavin B-CAP; NSC 38065; p-Phenylenebis(methylenemalonic acid) tetraethyl ester;UV ABSORBER B-CAP; tetraethyl-2,2′-[1,4-phenylenebis(methanylylidene)]dimalonate; WSP UV-2000/p-Phenylenebis(methylenemalonic acid) tetraethyl ester; WSP UV-2000
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    What is  tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate CAS 6337-43-5?

    Tetraethyl 2,2 '- (1,4-phenylenedimethylene) bismalenate is a UV absorber with a white powder appearance, which provides good protection for various organic pigments, especially bright colored products.

    Specification 

    Item Specification
    Boiling point 484.4±45.0 °C(Predicted)
    Density 1.195
    Vapor pressure 0Pa at 25℃
    SOLUBLE 1mg/L at 22℃
    MF C22H26O8
    purity 99%

    Application

    Tetraethyl 2,2 '- (1,4-phenyldimethylidyne) bismalonate is suitable for use in various transparent plastics; Tetraethyl 2,2 '- (1,4-phenyldimethylidyne) bismalonate has a good protective effect on various organic color powders, especially bright colored products.

    Package 

    Usually packed in 25kg/drum,and also can be do customized package.

    DBDPE (1)

    tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate CAS 6337-43-5

    DBDPE (2)

    tetraethyl 2,2'-(1,4-phenylenedimethylidyne)bismalonate CAS 6337-43-5


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