CAS 51516-82-6 appears in our catalog under these names: 5-Amino-4-cyano-1-(4-fluorophenyl)-3-methylpyrazole, 97%, 5-Amino-1-(4-fluorophenyl)-3-methyl-1H-pyrazole-4-carbonitrile, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 10g, 5g, 1g, 250mg.