2',5'-Difluoro-4-dimethylaminoazobenzene 349-37-1 4-16-00-00450 (Beilstein Handbook Reference) ANILINE, N,N-DIMETHYL-p-(2,5-DIFLUOROPHENYLAZO)- BRN 3349610 N,N-Dimethyl-p-(2,5-difluorophenylazo)aniline