CAS 1236144-18-5 appears in our catalog under these names: Ethyl 1-methyl-3-(trifluoromethyl)-1h-pyrazole-5-carboxylate, 95%, Ethyl 1-methyl-3-(trifluoromethyl)-1H-pyrazole-5-carboxylate, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 1g, 5g.