CAS 406188-98-5 appears in our catalog under these names: 4-[4-(Trifluoromethyl)phenyl]phenylacetic acid, 98%, 4-(4-(Trifluoromethyl)phenyl)phenylacetic acid, 98%, 4-[4-(Trifluoromethyl)phenyl]phenylacetic acid, 97%. Offered by: Combi-blocks, AmBeed, Fluorochem. Available pack sizes: 1g, 5g, 250mg.