4'-(p-(Hydroxylamino)phenyl)acetanilide 71609-23-9 ACETANILIDE, 4'-(p-(HYDROXYLAMINO)PHENYL)- Acetamide, N-(4'-(hydroxyamino)(1,1'-biphenyl)-4-yl)- CCRIS 4069 N-Hydroxy-N'-acetylbenzidine