CAS 861248-58-0 appears in our catalog under these names: 3-(4-Fluorophenyl)benzenesulfonyl chloride, 95%, 4'–Fluoro–(1，1'–biphenyl)–3–sulfonyl chloride, 4'-Fluoro-[1,1'-biphenyl]-3-sulfonyl chloride 95%, 3-(4-FLUOROPHENYL)BENZENESULFONYL CHLORIDE, 95%, 95%, 4'-Fluoro-biphenyl-3-sulfonyl-chloride, 95%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 100mg.