CAS 852023-44-0 appears in our catalog under these names: Ethyl 3-(difluoromethyl)-1-methyl-1h-pyrazole-5-carboxylate, 95%, Ethyl 3-(difluoromethyl)-1-methyl-1H-pyrazole-5-carboxylate, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 5g, 1g, 100mg.