作者:Navin B. Patel、Suresh N. Agravat、Faiyazalam M. Shaikh
DOI:10.1007/s00044-010-9440-0
日期:2011.9
2-Amino substituted benzothiazoles 2a–l and 2-chloropyridine-3-carboxylic acid 3 were used to prepare 2-[N-(substitutedbenzothiazolyl)amino]pyridine-3-carboxylic acids (4a–l) in 2-ethoxy ethanol. Acid chlorides (5a–l) were condensed with 2-hydroxyethyl piperazine (6) and 2,3-dichloropiperazine (7) to prepare amide derivatives 2-[N-(substituted benzothiazolyl)amino]pyridin-3-yl(4-(2-hydroxyethyl)pi
2-氨基取代的苯并噻唑2a-1和2-氯吡啶-3-羧酸3用于在2-乙氧基乙醇中制备2- [ N-(取代的苯并噻唑基)氨基]吡啶-3-羧酸(4a-1)。酰氯(5A-1)与2-羟基乙基哌嗪(缩合6)和2,3- dichloropiperazine(7)来制备酰胺衍生物2- [ Ñ - (取代的苯并噻唑基)氨基]吡啶-3-基(4-( 2-羟乙基)哌嗪-1-基)甲酮(8a–l)和2- [ N-(取代的苯并噻唑基)氨基]吡啶-3-基(2,3-二氯哌嗪-1-基)甲酮(9a–l), 分别。新化合物的结构是在元素分析和光谱(IR,1 H NMR和质谱)研究的基础上建立的。对所有合成的化合物都进行了体外抗菌活性筛选。观察到对所研究的细菌和真菌菌株具有可变和适度的活性。