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US 5,352,803 AGranted
5(6)-methyl substituted fluorescein derivatives
AssigneeAbbott Laboratories
InventorPhillip G. Mattingly
Life of this patent
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Abstract
5(6)-methyl substituted fluorescein derivatives and a process for producing 5(6)-methyl substituted derivatives. Also provided are methods for these utilizing these derivatives as indicator reagents in assays for analytes, indicator reagents which comprise specific binding members attached to these derivatives and test kits which contain these derivatives.
Claims6
Fluorescein derivatives of the following formulas:
- ##STR47## wherein R is selected from the group consisting of hydroxy and protected hydroxy;
- and
- wherein X is selected from the group consisting of hydroxy, protected hydroxy, amino, protected amino, thiol, protected thiol, a leaving group, a Michael acceptor, phosphoramidite, phosphonate and a linking group.
Dependencies are inferred from the claim text.