Patent ID: 7737281
Filing Date: 2010-06-15
Classification: C07D,C07F,C09B,C12Q

Abstract:
1. A dye having the formula: wherein n is 0, 1 or 2; wherein Y comprises CR wherein at least one of R wherein Q comprises a sulfonate ester (SO wherein Q is attached directly, or indirectly through a linker arm comprising carbon, sulfur, oxygen, nitrogen, or any combinations thereof, and wherein said linker arm may be saturated or unsaturated, linear or branched, substituted or unsubstituted, or any combinations thereof; wherein the remaining R wherein Z comprises a carboxyl group (CO wherein Z is attached directly, or indirectly through a linker arm comprising carbon, sulfur, oxygen, nitrogen, or any combinations thereof, and wherein said linker arm may be saturated or unsaturated, linear or branched, substituted or unsubstituted, or any combinations thereof; and wherein any of R