N 52 New approach to [a]-fused fluoroquinolones: the synthesis of 5-oxo-1,2,3,3a,4,5-hexahydropyrrolo[1,2-a]quinolines [Electronic resource] / E. Tsoi, V. N. Charushin, E. V. Nosova, G. N. Lipunova, A. V. Tkachev // Mendeleev Communications. - 2001. - Vol. 11, № 2. - P53-54 Рубрики: ХИМИЧЕСКИЕ НАУКИ Аннотация: The reaction of N-(ethoxycarbonyl)methyl substituted ethyl 6,7-difluoro-, 6,7,8-trifluoro- and 5,6,7,8-tetrafluoro-4-oxo-1,4-dihydroquinoline-3-carboxylates with methyl methacrylate results in the [3 + 2] adducts, hexahydropyrrolo[1,2-a]quinolones, which can be precursors of [a]-fused fluoroquinolones.?????? \\\\expert2\\nbo\\Mendeleev Communications\\2001, v.11, N 2. p.53.pdf |