C 47 Charushin, V. N. Ring transformations of 5-nitropyrimidine via inverse diels-alder reactions [Electronic resource] / V. N. Charushin, Y. C. Van der Plas // Tetrahedron Letters. - 1982. - Vol. 23, № 38. - P3965-3968. - Bibliogr. : p. 3968 (17 ref.) Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): 5-NITROPYRIMIDINES -- ENAMINES -- DIELS-ALDER REACTIONS Аннотация: 5-Nitropyrimidine undergoes inverse Diels-Alder cycloadditions with ketene_N,N-, -O,O- acetals and enamines resulting in pyridine derivatives. The 1H NMR evidence for the 1-N,N-diethyl-aminopropyne cycloadduct formation is presented \\\\expert2\\nbo\\Tetrahedron Letters\\1982, v 23, p.3965.pdf |