2-Hydroxy-4'-acetylamino-5-phenylazobenzene 70660-54-7 Acetamide, N-(4-((4-hydroxy(1,1'-biphenyl)-3-yl)azo)phenyl)- EINECS 274-732-6 N-(4-((4-Hydroxy(1,1'-biphenyl)-3-yl)azo)phenyl)acetamide