首页> 外文期刊>Russian Journal of Organic Chemistry >Synthesis of 10-(R-benzoyl)-2,4-dimethyl-6-(R-phenyl)-8,9-dihydropyrimido[5,4-e]pyrrolo[1,2-c]pyrimidine-1,3(2H,4H)-diones and 2,4-dimethyl-9,10-dihydro-6 lambda(4)-pyrimido[5,4-d]pyrrolo- [1,2-b][1,2,6]thiadiazine-1,3,6(2H,4H,8H)-trione
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Synthesis of 10-(R-benzoyl)-2,4-dimethyl-6-(R-phenyl)-8,9-dihydropyrimido[5,4-e]pyrrolo[1,2-c]pyrimidine-1,3(2H,4H)-diones and 2,4-dimethyl-9,10-dihydro-6 lambda(4)-pyrimido[5,4-d]pyrrolo- [1,2-b][1,2,6]thiadiazine-1,3,6(2H,4H,8H)-trione

机译:10-(R-苯甲酰基)-2,4-二甲基-6-(R-苯基)-8,9-二氢嘧啶基[5,4-e]吡咯并[1,2-c]嘧啶-1,3( 2H,4H)-二酮和2,4-二甲基-9,10-dihydro-6 lambda(4)-pyrimido [5,4-d] pyrrolo- [1,2-b] [1,2,6]噻二嗪-1,3,6(2H,4H,8H)-三酮

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摘要

6-Imino-1,3-dimethyl-5-(pyrrolidin-2-ylidene)-5,6-dihydropyrimidine-2,4(1H,3H)-dione reacted with substituted benzoyl chlorides in the presence of triethylamine to give the corresponding 10-(R-benzoyl)-2,4-dimethyl-6-(R-phenyl)-8,9-dihydropyrimido[5,4-e]pyrrolo[1,2-c]pyrimidine-1,3(2H,4H)-diones. Analogous reaction with thionyl chloride afforded 2,4-dimethyl-9,10-dihydro-6 lambda(4)-pyrimido[5,4-d]pyrrolo[1,2-b][1,2,6]-thiadiazine-1,3,6(2H,4H,8H)-trione.
机译:在三乙胺的存在下,将6-氨基-1,3-二甲基-5-(吡咯烷-2-亚甲基)-5,6-二氢嘧啶-2,4(1H,3H)-二酮与取代的苯甲酰氯反应,得到相应的10-(R-苯甲酰基)-2,4-二甲基-6-(R-苯基)-8,9-二氢嘧啶基[5,4-e]吡咯并[1,2-c]嘧啶-1,3(2H, 4H)-二酮。与亚硫酰氯的类似反应得到2,4-二甲基-9,10-二氢-6λ(4)-嘧啶[5,4-d]吡咯并[1,2-b] [1,2,6]-噻二嗪- 1,3,6(2H,4H,8H)-三酮。

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