Synthesis, antimicrobial activities of novel 3-chloro-4-(2,4-difluorophenyl)-1-(3-aryl-1,8-naphthyridin-2-yl)azetidin-2-ones and 2-(2,4-difluorophenyl)-3-(3-aryl-1,8-naphthyridin-2-yl)thiazolidin-4-ones
作者:Kurumanna Adem、Sakram Boda、Rambabu Sirgamalla、Ramesh Macha
DOI:10.1080/00397911.2022.2045321
日期:2022.3.4
Abstract A novel series of 3-chloro-4-(2,4-difluorophenyl)-1-(3-aryl-1,8-naphthyridin-2-yl)azetidin-2-one 6(a–g) and 2-(2,4-difluorophenyl)-3-(3-aryl-1,8-naphthyridin-2-yl)thiazolidin-4-ones 7(a–g) were synthesized through the reaction of Schiff base 1-(2,4-difluorophenyl)-N-(3-aryl-1,8-napthridine-2-yl)methanimines 5(a–g) with chloro acetyl chloride and mercaptoacetic acid respectively. The chemical
摘要 新系列的 3-chloro-4-(2,4-difluorophenyl)-1-(3-aryl-1,8-naphthyridin-2-yl)azetidin-2-one 6(a-g)和 2-( 2,4-二氟苯基)-3-(3-aryl-1,8-naphthyridin-2-yl)thiazolidin-4-ones 7(a-g)通过席夫碱1-(2,4-)反应合成二氟苯基)-N-(3-芳基-1,8-萘啶-2-基)甲亚胺5(a-g)分别与氯乙酰氯和巯基乙酸。通过1 H-NMR、13 C-NMR、质谱和C、H、N分析确定了合成衍生物的化学结构。对合成的化合物进行抗菌金黄色葡萄球菌、枯草芽孢杆菌(两个革兰氏阳性)和大肠杆菌、肺炎克雷伯菌(两革兰氏阴性)和抗真菌黄曲霉、尖孢镰刀菌。合成的化合物显示出与参考药物相当的抗菌和抗真菌活性。分子对接研究成功地确定了与新合成衍生物6(a-g)和7(a-g)