CAS 89717-64-6 appears in our catalog under these names: 4-bromo-5-nitro-1H-pyrazole, 95%, 4-Bromo-3-nitro-1h-pyrazole, 96%, 4-Bromo-3-nitro-1H-pyrazole 97%, 4-Bromo-3-nitro-1H-pyrazole, 97%, 97%, 4-Bromo-3-nitro-1H-pyrazole, 95%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 10g, 5g, 25g, 100g, 1g, 100mg, 250mg, 500g.