CAS 115010-10-1 appears in our catalog under these names: 1,3-Benzodioxole-5-sulfonyl chloride, 98%, 1,3-Benzodioxole-5-sulfonyl Chloride, 1,3-Benzodioxole-5-sulfonyl chloride, 95% , 1,3-BENZODIOXOLE-5-SULFONYL CHLORIDE, 9&, Benzo[1,3]dioxole-5-sulfonyl chloride, 96%. Offered by: Combi-blocks, TRC, Thermo Scientific (Alfa Aesar), Sigma-Aldrich, Fluorochem. Available pack sizes: 250mg, 5g, 10g, 1g, 25g, 500MG.