CAS 57544-34-0 appears in our catalog under these names: 6-Chloro-2h-chromene-3-carbaldehyde, 95%, 6-Chloro-2H-chromene-3-carbaldehyde, 97%, 6-Chloro-2H-1-benzopyran-3-carboxaldehyde, 97%, 97%. Offered by: Combi-blocks, AmBeed, Chemat, Fluorochem. Available pack sizes: 1g, 10g, 5g, 250mg, 25g, 100mg, 2.5g.