CAS 885950-94-7 appears in our catalog under these names: 3-[3,5-Bis(trifluoromethyl)phenyl]benzenesulfonyl chloride, 95%, 3',5'-Bis(trifluoromethyl)-(1,1'-biphenyl)-3-sulfonyl chloride, 95%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 1g.