4-04-00-00275 (Beilstein Handbook Reference) 63815-56-5 BRN 1769182 Dimethylamido-methoxy-phosphoryl cyanide Methyl N,N-dimethylphosphoramidocyanidate Methyl-N-dimethyl phosphoramidocyanidate Phosphoramidocyanidic acid, N,N-dimethyl-, methyl ester