Not less Than - 95%
α-(4-Chlorophenyl)-α-[2-(dimethylamino)ethyl]-2-pyridineacetonitrile;
α-(p-Chlorophenyl)-α-[2-(dimethylamino)ethyl]-2-pyridineacetonitrile; (2RS)-2-(4-Chloro-phenyl)-4-(dimethylamino)-2-(pyridin-2-yl)butanenitrile; Chlorpheniramine Nitrile; 2-(4-Chlorophenyl)-4-(dimethylamino)-2-(pyridin-2-yl)butanenitrile (USP);