CAS 156571-46-9 appears in our catalog under these names: 7-Diethylamino-3-[N-(4-maleimidoethyl)carbamoyl]coumarin, 97.00%, 7-DIETHYLAMINO-3-[N-(2-MALEIMIDOETHYL)C&, 7-(Diethylamino)-N-(2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl)-2-oxo-2H-chromene-3-carboxamide, MDCC, 2H-1-Benzopyran-3-carboxamide, 7-(diethylamino)-N-[2-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethyl]-2-oxo-, >=97%(HPLC). Offered by: Chemat, Sigma-Aldrich, MedChemExpress, Fluorochem. Available pack sizes: 1mg, 20mg, 250mg, 5MG, 5 mg, 10 mg, 25 mg.