1193-54-0 1H-Pyrrole-2,5-dione, 3,4-dichloro- 3,4-Dichloro-1H-pyrrole-2,5-dione 5-21-10-00045 (Beilstein Handbook Reference) BRN 0120989 CCRIS 7521 Dichloromaleimide Dichloromaleinimide MALEIMIDE, DICHLORO-