Synonyms:
2,4-dichloro-6,7-dihydro-5h-cyclopentapyrimidine ; 7-dihydro-5h-cyclopenta[d]pyrimidine ; 2,4-dichloro-5h,6h,7h-cyclopenta[d]pyrimidine ; 2,4-dichloro-6,7-dihydro-5h-cyclopenta[d][1,3]chlorazine ; 4-dichloro-6 ; 2,4-dichloro-5,6-trimethylenepyrimidine