Coordination of Thiosemicarbazones and Bis(thiosemicarbazones) to Bismuth(III) as a Strategy for the Design of Metal‐Based Antibacterial Agents
作者:Josane A. Lessa、Débora C. Reis、Jeferson G. Da Silva、Lúcia T. Paradizzi、Nayane F. da Silva、Mariany de Fátima A. Carvalho、Sarah A. Siqueira、Heloisa Beraldo
DOI:10.1002/cbdv.201100447
日期:2012.9
glyoxaldehyde bis(thiosemicarbazone) (H2Gy4DH) and its 4‐Et (H2Gy4Et) and 4‐Ph (H2Gy4Ph) derivatives. The complexes exhibited antibacterial activities against Staphylococcus aureus, Staphylococcus epidermidis, Enterococcus faecalis, and Pseudomonas aeruginosa. Coordination to BiIII proved to be an effective strategy to increase the antibacterial activity of the thiosemicarbazones and bis(thiosemicarbazones)
配合物 [Bi(2Fo4Ph)Cl2] (1), [Bi(2Ac4Ph)Cl2] (2), [Bi(2Bz4Ph)Cl2] (3), [Bi(H2Gy3DH)Cl3] (4), [Bi(H2Gy4Et) (OH)2Cl] (5) 和 [Bi(H2Gy4Ph)Cl3] (6) 是用吡啶-2-甲醛 4-苯基缩氨基硫 (H2Fo4Ph)、1-(吡啶-2-基)乙酮 4-苯基缩氨基硫 (H2Ac4Ph) 制备的)、苯基(吡啶-2-基)甲酮4-苯基氨基硫脲(H2Bz4Ph),以及乙醛双(氨基硫脲)(H2Gy4DH)及其4-Et(H2Gy4Et)和4-Ph(H2Gy4Ph)衍生物。该复合物对金黄色葡萄球菌、表皮葡萄球菌、粪肠球菌和铜绿假单胞菌具有抗菌活性。事实证明,与 BiIII 的配合是提高缩氨基硫脲和双(缩氨基硫脲)抗菌活性的有效策略。