摘要:
Synthesis of 2-methyl-8-phenyl-5,6,7,8,10,11-hexahydrobenzo[6,7]cyclohepta[d][1,3]thiazolo[3,2-a]pyrimidin-10-ones (4a-g), 2-methyl-8-phenyl-5,6,7,8,11,12-hexahydro-10H-benzo[6',7']cyclohepta[4,5]pyrimido[2,1-b][1,3]thiazin-10-ones (6a-g) and 2,11-dimethyl-8-phenyl-5,6,7,8,10,11-hexahydrobenzo[6,7]cyclohepta[d][1,3]thiazolo[3,2-a]pyrimidin-10-ones (8a-g) have been described. A number of compounds show promising antimicrobial acitity.