CAS 133804-66-7 appears in our catalog under these names: 3,4-Bis(trifluoromethyl)benzoic acid, 95%, 3,4-Bis(trifluoromethyl)benzoic acid 95%, 3,4-Bis(trifluoromethyl)benzoic acid, 95%, 95%, 3,4-Bis-trifluoromethyl-benzoic acid, 95%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 100mg, 5g, 10g.