CAS 27258-18-0 appears in our catalog under these names: 4-Bromo-3-chloro-1H-pyrazole, 4-Bromo-3-chloro-1H-pyrazole 95%, 4-Bromo-3-chloro-1H-pyrazole, 95%, 95%, 4-bromo-5-chloro-1H-pyrazole, 97%. Offered by: Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 50mg, 0,5g, 100mg, 250mg, 1g, 5g, 500mg.