Pyrimidine-4,5-dicarboxylic acid imide (CAS NO.56606-38-3) is also named as 3,5-Diazaphthalimid ; 3,5-Diazaphthalimid [German] ; BRN 0743420 ; 5H-Pyrrolo(3,4-d)pyrimidine, 5,7(6H)-dioxo- .