Synthesis of 6-(arylmethylidene)octahydropyrrolo[1,2-a]pyrimidines and 5-(arylmethylidene)hexahydropyrrolo[1,2-a]imidazoles by the interaction of alk-4-ynals with a,?-diaminoalkanes in DMSO in the presence of KOH

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• 作者：Konstantin N. Shavrin ; Valentin D. Gvozdev ; ^{vgvozdev2006@yandex.ru} ; Oleg M. Nefedov
• 刊名：Mendeleev Communications
• 出版年：2013
• 出版时间：May-June, 2013
• 年：2013
• 卷：23
• 期：3
• 页码：140-141
• 全文大小：255 K

文摘

Cyclization of alk-4-ynals with a,?-diaminoalkanes in DMSO under the action of KOH affords bicyclic N,N-enaminals - 6-(aryl- methylidene)octahydro[1,2-a]pyrimidines and 5-(arylmethylidene)hexahydro[1,2-a]imidazoles.