1,1,2,2-tetraaminoethane derivatives: III. Condensation of 2-(Dinitromethylene)imidazolidine-4,5-diol with nitrogen-containing nucleophiles
作者:E. V. Sizova、V. V. Sizov、I. V. Tselinskii
DOI:10.1134/s107042800708026x
日期:2007.8
Condensation of 1,1-diamino-2,2-dinitroethylene with glyoxal and formaldehyde in water solutions at pH 7-8 gave rise to 2-(dinitromethylene)imidazolidine-4,5-diol and 1,1-diamino-N,N'-bis(hydroxymethyl)-2,2-dinitroethylene respectively. Condensation products of 2-(dinitromethylene)imidazolidine-4,5-diol with acetonitrile, benzonitrile, urethane, 3,4-diaminofurazan were isolated. The reaction of 4,5-diacetamido-2-(dinitromethylene) imidazolidine sulfate with water in acetonitrile led to the formation of 2-(dinitromethylene)-5-methyl-1,2,3,3a,4,6a-hexahydroimidazo[4,5-d]imidazole. The dehydration of 2-(dinitromethylene)imidazolidine-4,5-diol in a system H2SO4-AcOH provided 2-(dinitromethylene)-2,3-dihydro-1H-imidazol-4-ol. 1,1-Diamino-N,N'-bis(hydroxymethyl)-2,2-dinitroethylene in sulfuric acid was converted into 4-(dinitromethylene)-1,3,5-oxadiazinane.