CAS 101366-51-2 appears in our catalog under these names: 4'-Methylbiphenyl-4-sulfonyl chloride, 95%, 4'-Methylbiphenyl-4-sulfonyl chloride, 97%, 4'-Methyl[1,1'-biphenyl]-4-sulfonyl chloride, 97% , 4'-METHYLBIPHENYL-4-SULFONYL CHLORIDE, &, 4-(4-METHYLPHENYL)BENZENESULFONYL CHLORIDE. Offered by: Combi-blocks, Thermo Scientific (Acros), Thermo Scientific, Sigma-Aldrich, Fluorochem. Available pack sizes: 1g, 5g, 250MG.