Spiro heterocyclization of 4-aryl-4-oxobutane-1,1,2,2-tetracarbonitriles to 3H-pyrrole derivatives, 2-oxa-7-azaspiro[4.4]nona-3,6,8-trienes

Belikov, M. Y. / Ershov, O. V. / Lipovskaya, I. V. et al. | British Library Online Contents | 2013

Synthesis of 3,7,9-triazatricyclo[6.2.1.01,5]undeca-2,4-dienes by reaction of 2-oxa-7-azaspiro[4.4]nona-3,6,8-trienes with sodium hydroxide

Belikov, M. Y. / Belikova, I. V. / Ershov, O. V. et al. | British Library Online Contents | 2016

Hydrolysis and acylation of imino group in E/Z-isomers of 3,4-dialkyl-8-amino-1-imino-6-morpholin-4-yl-2-oxa-7-azaspiro[4.4]nona-3,6,8-triene-9-carbonitriles

Belikov, M. Y. / Ershov, O. V. / Lipovskaya, I. V. et al. | British Library Online Contents | 2013

Spirocyclohexadienones: XII. Dienone-phenol rearrangement of 1-substituted 2-azaspiro[4.5]undeca-1,6,9-trienes and their analogs

Glushkov, V. A. / Rotermel’, E. V. / Odegova, T. F. et al. | British Library Online Contents | 2011

Synthesis of fluorine-containing 1,4-dioxa-2-azaspiro-[4.5]deca-2,6,9-trienes by reaction of polyfluorinated cyclohexa-2,5-dienones with nitrile oxides

Kovtonyuk, V. N. / Kobrina, L. S. / Gatilov, Y. V. | British Library Online Contents | 2012