CAS 1204-35-9 appears in our catalog under these names: 1-(3-Chlorophenyl)-1h-pyrrole-2,5-dione, 95%, 1-(3-Chlorophenyl)-1H-pyrrole-2,5-dione, 95+%, N–(3–chlorophenyl)–maleimide, 1-(3-Chlorophenyl)-1H-pyrrole-2,5-dione, 95%, 95%. Offered by: Combi-blocks, AmBeed, GLPBio, Chemat. Available pack sizes: 250mg, 1g, 5g, 25g.