CAS 31924-81-9 appears in our catalog under these names: 5-Methyl-4-phenyl-2H-pyrazol-3-amine, 97%, 5-Methyl-4-phenyl-2H-pyrazol-3-amine 95%, 5-Methyl-4-phenyl-2H-pyrazol-3-ylamine, 95%, 5-Methyl-4-phenyl-2H-pyrazol-3-amine, 95%, 95%. Offered by: Combi-blocks, Ambeed, Fluorochem, Chemat. Available pack sizes: 10g, 5g, 1g, 25g, 100mg, 250mg.