Substituted 2-aminonicotinamides in the synthesis of pyrido[2,3-d]pyrimidin-4(1H)-ones, 2,3-dihydropyrido- [2,3-d]pyrimidin-4(1H)-ones, and 11b,12-dihydropyrido- [2',3':4,5]pyrimido[2,1-a]isoindole-5,7-diones
作者:E. A. Sidorova、E. S. Kostenko、I. S. Arustamova、E. A. Kaigorodova、L. D. Konyushkin
DOI:10.1007/s10593-011-0756-6
日期:2011.6
The reactions of 2-aminonicotinamides with triethyl orthoformate, carboxylic acids chlorides, aldehydes, and 2-formylbenzoic acid were studied. As a result pyrido[2,3-d]pyrimidin-4(1H)-ones, 2,3-dihydropyrido[2,3-d]pyrimidin-4(1H)-ones, and 5,7,11b,12-tetrahydropyrido[2',3':4,5]pyrimido- [2,1-a]isoindole-5,7-diones were obtained.
研究了2-氨基烟酰胺与原甲酸三乙酯,羧酸氯化物,醛和2-甲酰基苯甲酸的反应。结果,吡啶并[2,3 - d ]嘧啶-4(1H)-one,2,3-二氢吡啶并[2,3- d ]嘧啶-4(1H)-one和5,7,11b,12-得到四氢吡啶并[2',3':4,5]嘧啶-[2,1 - a ]异吲哚-5,7-二酮。