2,2'-(Cyclohexylidenebis((2-methyl-4,1-phenylene)azo))bis(4-butylphenol) 68239-78-1 EINECS 269-472-5 Phenol, 2,2'-(cyclohexylidenebis((2-methyl-4,1-phenylene)azo))bis(4-butyl-