1-Methyl-1-nitroso-3-(1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl)urea 5-25-15-00431 (Beilstein Handbook Reference) 58494-42-1 BRN 0544251 N-Methyl-N-nitroso-N'-(1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl)urea NSC 406024 SRI 1454 Urea, 1-methyl-1-nitroso-3-(1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl)- Urea, N-methyl-N-nitroso-N'-(1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl)- (9CI)