Synthesis of novel macrolide derivatives with imidazo[4,5-b]pyridinyl sulfur contained alkyl side chains and their antibacterial activity
作者:Peng Xu、Lu Liu、Xiao-zhuo Chen、Yun Li、Jian Liu、Zhi-ping Jin、Guang-qiang Wang、Ping-sheng Lei
DOI:10.1016/j.bmcl.2009.06.023
日期:2009.8
In an effort to find new antibiotics, a novel series of 14-membered macrolides with imidazo[4,5-b]pyridinyl sulfur contained alkyl side chains has been synthesized based on commercially available clarithromycin. Chemical transformation of hydroxy group at position C-3 afforded range of ketolides and acylides. Compared to telithromycin, compound 15a demonstrated improved in vitro activity against e
为了寻找新的抗生素,已经基于市售的克拉霉素合成了一系列新的具有咪唑并[4,5- b ]吡啶基硫烷基侧链的14元大环内酯类化合物。在C-3位上的羟基的化学转化提供了酮醇化物和酰化物的范围。与替利霉素相比,化合物15a表现出对红霉素敏感和耐药菌株的体外活性提高。