Synthesis and properties of pyrido [2, 3-e]-1, 2, 4-thiadiazine 1, 1-dioxides

SK Kotovskaya, GA Mokrushina, IY Postovskii…

文献索引：Kotovskaya,S.K. et al. Pharmaceutical Chemistry Journal, 1979 , vol. 13, # 4 p. 389 - 392 Khimiko-Farmatsevticheskii Zhurnal, 1979 , vol. 13, # 4 p. 54 - 57

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被引用次数: 4

摘要

We prepared the starting o-amlnopyridinesulfonamides (ilia) and (rob) by reaction of 2- chloropyridine-3-sulfonyl chloride~[7] with the appropriate amine. Fusion of 2-aminopyridine- 3-sulfonamide~ a) with urea gave the ammonium salt, which we converted by acidifying the