CAS 1125-30-0 appears in our catalog under these names: 1,3,5-Trimethyl-4-nitropyrazole, 98%, 1,3,5-Trimethyl-4-nitro-1h-pyrazole 98%, 1,3,5-Trimethyl-4-nitro-1H-pyrazole, 98%. Offered by: Combi-blocks, Ambeed, Fluorochem. Available pack sizes: 10g, 5g, 1g, 25g.