Cyclic guanidines. XVI. Synthesis and biological activities of tetracyclic imidazo(2,1-b)quinazolinone derivatives.
作者:FUMIYOSHI ISHIKAWA、HITOSHI YAMAGUCHI、JUNJI SAEGUSA、KAZUE INAMURA、TETSUYA MIMURA、TOSHIYUKI NISHI、KYOKO SAKUMA、SHINICHIRO ASHIDA
DOI:10.1248/cpb.33.3336
日期:——
Tetracyclic imidazo [2, 1-b] quinazolinone derivatives (18) with a modified or unmodified alkylene chain were prepared and evaluated for their ability to inhibit platelet aggregation. Most of the compounds were very potent except for some compounds substituted with an amino or a hydroxy group. The structure-activity relationships are discussed.
已合成并评估了四环咪唑[2, 1-b]喹唑啉酮衍生物(18),这些衍生物的烷基链经过修饰或未修饰,评估了其抑制血小板聚集的能力。大部分化合物的活性非常强,只有个别氨基或羟基取代的化合物活性较弱。讨论了结构-活性关系。