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Novel alkyl substituted fluorescent compounds and polyamino acid conjugates

  • US 4,351,760 A
  • Filed: 09/07/1979
  • Issued: 09/28/1982
  • Est. Priority Date: 09/07/1979
  • Status: Expired due to Term
First Claim
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1. A compound of the formula:

  • ##STR9## wherein;

    Eb is hydrogen or chloro;

    E2 is chloro;

    Z2 is carboxy;

    R2 is alkylene of from 1 to 3 carbon atoms;

    D2 is hydrogen or carboxy;

    W2 is a bond, alkylene, carboxamidoalkylene, or poly(carboxamidoalkylene), wherein alkylene is of from 1 to 2 carbon atoms;

    Y2 is non-oxo-carbonyl, carbamoyl, thiocarbamoyl, amino, methylene, oxy or thio;

    A2 is a poly(amino acid) ligand or receptor;

    m2 is 0 to 3;

    x2 is 0 to 4; and

    n2 is 1 to the molecular weight of A2 divided by 500.

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