(1,4,5,6-Tetrahydro-4,6-dioxopyrimidin-2-yl)cyanamide 55067-10-2 Cyanamide, (1,4,5,6-tetrahydro-4,6-dioxo-2-pyrimidinyl)- Cyanamide, (hexahydro-4,6-dioxo-2-pyrimidinylidene)- EINECS 259-467-6