ACETALS OF LACTAMS AND AMIDES OF ACIDS. COMMUNICATION 78. SYNTHESIS AND BIOLOGICAL ACTIVITY OF 7,8-POLYMETHYLENEPURINE DERIVATIVES

Article abstract of DOI:10.1007/BF02226520

The condensation of diethylacetal of dimethylformmaide with 4-amino-5-ethoxycarbonyl-1,2-polymethyleneimidazoles yielded derivatives of 7,8-polymethylenehypoxanthines that are precursors of 6-amino- and 6-alkylmercapto-7,8-polymethylenepurines and 1-subst