Вид документа : Статья из журнала Шифр издания : 54/N 91 Автор(ы) : Kozhevnikov V. N., Prokhorov A. M., Kozhevnikov D. N., Rusinov V. L., Chupakhin O. N. Заглавие : Nucleophilic substitution of hydrogen in the reaction of 1,2,4-triazin-4-oxides with cyanamide [Electronic resource] Место публикации : Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 2000. - Vol. 49, № 6. - С. 1122-1124 Систем. требования: http://www.springerlink.com/content/yqh65k1n2461141w/fulltext.pdf Примечания : 27.10.2011 г. ББК : 54 Предметные рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: It was shown that cyanamide can successfully be used in reactions of nucleophilic substitution of hydrogen with 1,2,4-triazin-4-oxides in the presence of a base to give 5-cyanoimino-1,2,4-triazines. It was found by13C NMR spectroscopy that these compounds and their alkylation products at the cyclic nitrogen atom exist in the form of 5-cyanoimino-2,5-dihydro-1,2,4-triazines Держатели документа: Центральная научная библиотека УрО РАН Доп.точки доступа: Kozhevnikov, V. N.; Prokhorov, A. M.; Kozhevnikov, D. N.; Rusinov, V. L.; Chupakhin, O. N.