CAS 524740-42-9 appears in our catalog under these names: 5-Bromo-1-methyl-3-(trifluoromethyl)pyrazole, 96%, 5–Bromo–1–methyl–3–(trifluoromethyl)–1H–pyrazole, 5-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole 96%, 5-Bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole, 95%+, 95%+, 5-bromo-1-methyl-3-(trifluoromethyl)-1H-pyrazole, 95%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 5g, 1g, 10g, 250mg, 100mg, 25g.