S 98 Synthesis of condensed tetrahydropteridines by the cyclization of the 8-ethylpteridinium cation with dinucleophiles [Electronic resource] / I. V. Kazantseva, V. G. Baklykov, V. N. Charushin, O. N. Chupakhin // Chemistry of Heterocyclic Compounds. - 1986. - Vol. 22, № 3. - С. 348-349. - Bibliogr. : p. 348-349 (6 ref.) Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): TETRAHYDROPTERIDINES -- 8-ETHYLPTERIDINIUM CATION -- DINUCLEOPHILES \\\\expert2\\nbo\\Chemistry of Heterocyclic Compounds\\1986, v.22, N 3, p. 348.pdf |