Alkyl 2-(2-benzoyl-2-ethoxycarbonyl-1-ethenyl)amino-3-dimethylaminopropenoates in the synthesis of heterocyclic systems
作者:Sonja Strah、Branko Stanovnik、Simona Golič Grdadolnik
DOI:10.1002/jhet.5570340139
日期:1997.1
2-pyridinylacetonitrile 5 and methyl-2-quinolinylacetate 8, cyclohexane-1,3-dione 10 and its derivatives 12 and 14, resorcinol derivative 16, 2-naphtol 18, 2-pyranone derivatives 20 and 22, and 4-hydroxypyridin-2(1H)-one 24, to form substituted amino derivatives of quinolizine 6, benzo[c]quinolizine 9, tetrahydrobenzopyran-2-one 11, 13, 15, naphto[2,1-b]pyran-3-one 19, pyranopyranones 21, 23, and pyrano[3,2-c]pyridine
制备2-(2-苯甲酰基-2-乙氧基羰基-1-乙烯基)氨基-3-二甲基氨基丙烯酸烷基酯4a,b。它们反应以Ç -nucleophiles这样的2- pyridinylacetonitrile 5和甲基-2- quinolinylacetate 8,环己烷-1,3-二酮10和它的衍生物12和14,间苯二酚衍生物16,2-萘酚18,2-吡喃酮衍生物20和22,和4-羟基吡啶-2(1个H ^) -酮24,以形成取代的喹6,苯并[c]喹嗪9氨基衍生物,tetrahydrobenzopyran -2-酮11,13,15,萘并[2,1- b ] pyran-3-one 19,吡喃并吡喃酮21、23和吡喃并[3,2-c]吡啶25。