2,4-Bis(1-methyl-1-phenylethyl)-6-((2-nitrophenyl)azo)phenol 2-Nitro-2'-hydroxy-3',5'-bis(alpha,alpha-dimethylbenzyl)azobenzene 70693-50-4 EINECS 274-768-2 Phenol, 2,4-bis(1-methyl-1-phenylethyl)-6-((2-nitrophenyl)azo)-