2-methyl-2,3-dihydroimidazo[2,1-b]thiazolone 2-метил-2,3-дигідроімідазо[2,1-b]тіазолон 4(5)-amino-1,2,3-triazoles 4(5)-аміно-1,2,3-триазоли 4-aryl(alkyl)thio derivatives of pyrazolo[1,5-a]pyrazines 4-bromopyrazolo[1,5-a]pyrazines 6-arylidene-2-methyl-2,3-dihydroimidazo[2,1-b]thiazolones 6-ариліден-2-метил-2,3-дигідроімідазо[2,1-b]тіазолони Beckmann rearrangement Knoevenagel condensation Pd/C-catalised hydrogenization annulation antibacterial and antifungal activity antiexudative activity antimicrobial activity arylaldehydes azo coupling catalytic cyclization cycloalkylations cyclocondensation dediazonation diastereoselective synthesis diazonium salts of 1(2)-amino-9,10-anthracenedione functionalized bromoalkanes heterylfunctionalization pyrazolo[1,5-a]pyrazin-4(5H) thiones pyrido[b]azepines pyrrol-3-carboxylates radical reactions thiophenoles