Patent ID: 8927727
Filing Date: 2015-01-06
Classification: C07D,G01N,Y10T

Abstract:
1. A compound having: (a) Formula I where R is a lower alkyl nitrile, alkynyl, 2-oxo-2-(2-oxo-2H-chromen-3-yl)ethyl, 2,2-dihydroxyethyl, carboxymethyl, or a fluorophore; or (b) Formula II where R is a lower alkyl nitrile, alkenyl, alkynyl, 2-oxo-2-(2-oxo-2H-chromen-3-yl)ethyl, 2,2-dihydroxyethyl, carboxymethyl, or a fluorophore; or (c) Formula III where R is a lower alkyl nitrile, alkenyl, alkynyl, 2-oxo-2-(2-oxo-2H-chromen-3-yl)ethyl, 2,2-dihydroxyethyl, carboxymethyl, or a fluorophore, wherein the fluorophore has the structure: where X is oxygen, sulfur, CH