英文别名Metformin Impurity 28; N,N-Dimethyl-2,4-dinitrobenzenamine; (2,4-dinitrophenyl)-dimethyl-amine; 2,4-Dinitro-N,N-dimethylaniline; Aniline, N,N-dimethyl-2,4-dinitro-; Benzenamine, N,N-dimethyl-2,4-dinitro-; 1-N-2,4-Dinitrophenyldimethylamine; 1-Dimethylamino-2,4-dinitrobenzene; N,N-Dimethyl-2,4-dinitro-anilin; 1-N-dimethyl-2,4-dinitrobenzene 
