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Asymmetrical bisbenzotriazoles substituted by a perfluoroalkyl moiety

  • US 6,245,915 B1
  • Filed: 04/17/2000
  • Issued: 06/12/2001
  • Est. Priority Date: 05/03/1999
  • Status: Expired due to Term
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First Claim
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1. A compound of formula I whereinG1 and G1′

  • are independently hydrogen or halogen;

    G2 is halogen, nitro, cyano, —

    COOG3, —

    P(O)(C6H5)2, —

    CO—

    G3, —

    CO—

    NH—

    G3, —

    CO—

    N(G3)2, —

    N(G3)—

    CO—

    G3, E3S—

    , E3SO—

    or E3SO2—

    ;

    G2′

    is perfluoroalkyl of 1 to 12 carbon atoms;

    G3 is hydrogen, straight or branched chain alkyl of 1 to 24 carbon atoms, straight or branched chain alkenyl of 2 to 18 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, phenylalkyl of 7 to 15 carbon atoms, phenyl, or said phenyl or said phenylalkyl substituted on the phenyl ring by 1 to 4 alkyl of 1 to 4 carbon atoms;

    E2 and E2′

    are independently straight or branched alkyl chain of 1 to 24 carbon atoms, straight or branched chain alkenyl of 2 to 18 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, phenylalkyl of 7 to 15 carbon atoms, phenyl, or said phenyl or said phenylalkyl substituted on the phenyl ring by one to three alkyl of 1 to 4 carbon atoms;

    or E2 and E2′

    are independently said alkyl of 1 to 24 carbon atoms or said alkenyl of 2 to 18 carbon atoms substituted by one or more —

    OH, —

    OCOE11, —

    OE4, —

    NCO, —

    NH2, —

    NHCOE11, —

    NHE4 or —

    N(E4)2, or mixtures thereof, where E4 is straight or branched chain alkyl of 1 to 24 carbon atoms;

    or said alkyl or said alkenyl interrupted by one or more —

    O—

    , —

    NH—

    or —

    NE4—

    groups or mixtures thereof and which is unsubstituted or substituted by one or more —

    OH, —

    OE4 or —

    NH2 groups or mixtures thereof;

    or E2 and E2′

    are independently —

    (CH2)m—

    CO—

    E5;

    or E2 and E2′

    are independently a group of the formula

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