Synthesis of 4-alkyl(aryl, hetaryl)-2-thioxo-5,6,7,8-tetrahydroquinoline-3-carbonitriles and their derivatives by cross-recyclization of 4-alkyl(aryl, hetaryl)-2,6-diamino-4H-thiopyran-3,5-dicarbonitriles with 4-(cyclohex-1-en-1-yl)-morpholine, alkyl halides, and cyclohexanone
作者:V. D. Dyachenko、A. D. Dyachenko
DOI:10.1134/s1070428008030172
日期:2008.3
Cross recyclization of 4-substituted 2,6-diamino-4H-thiopyran-3,5-dicarbonitriles with 4-(cyclohex-1-en-1-yl)morpholine, alkyl halides, and cyclohexanone gave the corresponding substituted 2-thioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitriles, 2-alkylsulfanyl-5,6,7,8-tetrahydroquinoline-3-carbonitriles, 3-amino-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamides, and 4-oxo-2,2-pentamethylene-1,2,3,4,7,8,9,10-octahydropyrimido[4′,5′:4,5]thieno[2,3-b]quinolines. The structure of 3-(4-bromophenyl)-2,2-pentamethylene-11-(2-thienyl)-1,2,3,4,7,8,9,10-octahydropyrimido[4′,5′:4,5]thieno[2,3-b]quinoline was proved by X-ray analysis.
4-取代的2,6-二氨基-4H-噻吡啶-3,5-二腈与4-(环己烯-1-基)吗啉、烷基卤化物和环己酮进行交叉重环化反应,得到了相应的取代2-硫代-1,2,5,6,7,8-六氢喹啉-3-腈、2-烷基硫代-5,6,7,8-四氢喹啉-3-腈、3-氨基-5,6,7,8-四氢噻吡啶[2,3-b]喹啉-2-氨基甲酸酯,以及4-氧-2,2-戊五烯-1,2,3,4,7,8,9,10-八氢嘧啶[4′,5′:4,5]噻吡啶[2,3-b]喹啉。3-(4-溴苯基)-2,2-戊五烯-11-(2-噻吡啶基)-1,2,3,4,7,8,9,10-八氢嘧啶[4′,5′:4,5]噻吡啶[2,3-b]喹啉的结构通过X射线分析得到了证明。