23521-14-4 6-((p-(Dimethylamino)phenyl)azo)quinoxaline N,N-Dimethyl-p-(6-quinoxalinylazo)aniline N,N-Dimethyl-p-(6-quinoxalylazo)aniline Quinoxaline, 6-((p-(dimethylamino)phenyl)azo)-