1H-Pyrazole, 3,5-dimethyl-4-((4-methylphenyl)azo)- 2-24-00-00043 (Beilstein Handbook Reference) 3,5-Dimethyl-4-(p-tolylazo)pyrazole 3656-06-2 4-(4'-Tolylazo)-3,5-dimethyl-pyrazol [German] BRN 0162842 F 2336 Pyrazole, 3,5-dimethyl-4-(p-tolylazo)-