S 66 Skryabina, Z. E. Cyclization of fluoroalkyl-containing 1,3-dicarbonyl compounds with ethylenediamine hydroperchlorate to 1,4-diazepines [Electronic resource] / Z. E. Skryabina, Ya. V. Burgart, V. I. Saloutin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 1991. - Vol. 40, № 4. - P788-794 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: 2,3-Dihydro-1H-1,4-diazepines and 1,2,3,4-tetrahydro-1,4-diazepin-5-ones were obtained by direct condensation of fluorine-containing 1,3-diketones and 1,3-keto ethers, respectively, with ethylenediamine monohydroperchlorate. The structure of the compounds was confirmed by1H NMR, mass spectrometry and molecular weight determination \\\\Expert2\\nbo\\Russian Chemical Bulletin\\1991, 40 (4), 788.pdf |