CAS 228421-83-8 appears in our catalog under these names: 3,5-Difluoro-4-(hydroxymethyl)benzonitrile, 97%, 3,5-Difluoro-4-(hydroxymethyl)benzonitrile 97%, Benzonitrile, 3,5-difluoro-4-(hydroxymethyl)-, 98%, 98%, 3,5-Difluoro-4-(hydroxymethyl)benzonitrile, 98%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 10g, 25g, 100g, 100mg, 500mg.