CAS 904311-38-2 appears in our catalog under these names: Benzonitrile,4-(methylsulfonyl)-3-(trifluoromethyl)-, 98%, 4-(Methylsulfonyl)-3-(trifluoromethyl)benzonitrile, 98%, 4-(Methylsulphonyl)-3-(trifluoromethyl)benzonitrile. Offered by: Combi-blocks, AmBeed, Biosynth. Available pack sizes: 250mg, 5g, 1g, 10g.