T 44 The first case of direct coupling of heterocycles with calixarenes. Reaction of resorcinarenes with 1,2,4-triazin-5(2H)-ones [Text] / O. N. Chupakhin, G. L. Rusinov, N. A. Itsikson, D. G. Beresnev, I. L. Nikolaeva, A. R. Burilov, A. I. Konovalov // Heterocyclic Communications. - 2004. - Vol. 10, № 1. - P15-18 : ил. - Библиогр.: с. 18 (8 ref.) Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): CALIXARENE -- CARBON -- RESORCINOL DERIVATIVE -- TRIAZINE DERIVATIVE Аннотация: A convenient method for an one-step coupling of resorcinarenes with 3-R-1,2,4-triazin-5(2H)-ones, involving nucleophilic addition to the unsubstituted carbon atom C-6 of triazine ring, has been worked out. |