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US 5,208,326 AGranted
8-hydroxy-2H-dibenz(b,f)azepin-2-one dyes
AssigneeMiles Inc.
InventorPaul F. Corey
Life of this patent
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Abstract
Disclosed are 8-Hydroxy-2H-dibenz[b,f]azepin-2-one dyes, chromogenic enzyme substrates made from them and methods for preparing the same.
Claims11
2H-Dibenz[b,f]azepin-2-one based compounds characterized by the formula:
- ##STR9## wherein X is CH.sub.2 CH.sub.2 or CH=CH and Y is H or an enzyme cleavable group.
Dependencies are inferred from the claim text.