Synthesis, antimicrobial activity and cytotoxicity of novel oxadiazole derivatives
作者:Zafer Asim Kaplancikli、Mehlika Dilek Altintop、Gulhan Turan-Zitouni、Ahmet Ozdemir、Rasime Ozic、Gülşen Akalın
DOI:10.3109/14756366.2011.574132
日期:2012.2.1
highest antibacterial activity against P. aeruginosa. Among all compounds (3a-j), the compounds bearing 4-methoxyphenoxymethyl moiety on oxadiazole ring (3a-e) exhibited the highest inhibitory activity against C. albicans. Although compound 3j did not possess 4-methoxyphenoxymethyl moiety on oxadiazole ring, this derivative also exhibited the same level of anti-candidal activity. The compounds were also
在本研究中,通过适当的酰肼与二硫化碳的闭环反应合成了5取代的1,3,4-恶二唑啉-2-硫酮(1a-b)。通过5-取代基的亲核取代反应获得N-(苯并噻唑-2-基)-2-[[5-取代-1,3,4-恶二唑-2-基]硫烷基]乙酰胺衍生物(3a-j)。 -1,3,4-恶二唑啉-2-硫酮(1a-b)与N-(苯并噻唑-2-基)-2-氯乙酰胺。通过IR,(1)H NMR,(13)C NMR和FAB(+)-MS光谱数据和元素分析阐明了化合物的化学结构。筛选合成的化合物对微球菌,枯草芽孢杆菌,铜绿假单胞菌,金黄色葡萄球菌,大肠埃希菌,单核细胞增生李斯特菌和白色念珠菌的抗菌活性。除化合物3h外,所有化合物均对铜绿假单胞菌具有最高的抗菌活性。在所有化合物(3a-j)中,在恶二唑环(3a-e)上带有4-甲氧基苯氧基甲基部分的化合物显示出对白色念珠菌的最高抑制活性。尽管化合物3j在恶二唑环上不具有4-甲氧基苯氧基甲基