CAS 89108-45-2 appears in our catalog under these names: 5-Chloronaphthalene-2-sulfonyl Chloride, 5-Chloronaphthalene-2-sulfonyl chloride, 98%, 5-Chloronaphthalene-2-sulfonyl Chloride, 95+%. Offered by: TRC, Combi-blocks, AmBeed. Available pack sizes: 1g, 500mg, 250mg, 5g, 10g.