3398-16-1 4-Bromo-3,5-dimethyl-1H-pyrazole 4-Bromo-3,5-dimethylpyrazole 5-23-05-00154 (Beilstein Handbook Reference) BRN 0108534 EINECS 222-263-2 GF 12 NSC 50564 Pyrazole, 4-bromo-3,5-dimethyl-