1-Methyl-1-nitrosobiuret 13860-69-0 2-04-00-00585 (Beilstein Handbook Reference) BIURET, 1-METHYL-1-NITROSO- BRN 1775240 Imidodicarbonic diamide, N-methyl-N-nitroso- (9CI) Methylnitrosobiuret N-Methyl-N-nitroso-N'-carbamoylurea N-Methyl-N-nitrosobiuret N-Nitroso-N-methylbiuret N-Nitrosomethylbiuret NSC 78794 Nitrosomethylbiuret