CAS 6845-81-4 appears in our catalog under these names: Benzo[1,3]dioxol-5-yl-acetyl chloride, 95%, 2-(Benzo(d)(1,3)dioxol-5-yl)acetyl chloride, 97%, 1,3-Benzodioxol-5-ylacetyl chloride, 97% , Benzo[1,3]dioxol-5-yl-acetyl chloride. Offered by: Combi-blocks, AmBeed, Thermo Scientific, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 25g, 10g, 100mg.