3,5-Dimethyl-4-(phenylazo)pyrazole 3656-05-1 4-Phenyl-azo-3,5-dimethyl-pyrazol [German] 5-25-18-00095 (Beilstein Handbook Reference) BRN 0744718 F 2335 Pyrazole, 3,5-dimethyl-4-(phenylazo)-