1,3,3-Trimethyl-2-(((p-tolyl)azo)methylene)indoline 1,3,3-Trimethyl-2-((p-tolylazo)methylene)indoline 1H-Indole, 2,3-dihydro-1,3,3-trimethyl-2-(((4-methylphenyl)azo)methylene)- 2-(4-Methylphenylazomethylene)-1,3,3-trimethylindoline 2alpha-(4-Methylphenylazo)-2,3,-dihydro-1,3,3-trimethyl-2-methylene-1H-indole 57303-71-6 EINECS 260-671-2