CAS 67869-90-3 appears in our catalog under these names: 3,4-Dihydro-2h-1,5-benzodioxepine-7-carbaldehyde, 95%, 3,4-Dihydro-2H-benzo(b)(1,4)dioxepine-7-carbaldehyde, 95%, 3,4-Dihydro-2H-1,5-benzodioxepin-7-carboxaldehyde, 95% , 3,4-Dihydro-2H-1,5-benzodioxepine-7-carbaldehyde, 95% , 3,4-dihydro-2H-1,5-benzodioxepine-7-carbaldehyde, 95%, 95%. Offered by: Combi-blocks, AmBeed, Thermo Scientific (Alfa Aesar), Thermo Scientific, Chemat. Available pack sizes: 250mg, 5g, 1g, 10g, 100mg, 500mg, 2.5g.