Synonyms: Lysine,N6-(2,4-dinitrophenyl)-, L- (8CI); 2,4-Dinitrophenyl-e-L-lysine; DNP-L-lysine; e-(N-2,4-Dinitrophenyllysyl); e-2,4-Dinitrophenyl-L-lysine; e-2,4-Dinitrophenyllysine; e-DNP-L-lysine; e-DNP-lysine; e-Dinitrophenyllysine; e-Mono(dinitrophenyl)lysine; e-N-(2,4-Dinitrophenyl)-L-lysine