Synthesis, antimicrobial and anticonvulsant screening of small library of tetrahydro-2<i>H</i>-thiopyran-4-yl based thiazoles and selenazoles
作者:Krzysztof Z. Łączkowski、Anna Biernasiuk、Angelika Baranowska-Łączkowska、Sylwia Zielińska、Kinga Sałat、Anna Furgała、Konrad Misiura、Anna Malm
DOI:10.1080/14756366.2016.1186020
日期:2016.11.2
Synthesis and investigation of antimicrobial activity of 22 novel thiazoles and selenazoles derived from dihydro-2H-thiopyran-4(3H)-one are presented. Additionally, anticonvulsant activity of six derivatives is examinated. Among the derivatives, compounds 4a-f, 4i, 4k, 4 l, 4n, 4o-s and 4v have very strong activity against Candida spp. with MIC = 1.95-15.62 μg/ml. In the case of compounds 4a-f, 4i
介绍了22种新型的由二氢-2H-硫代吡喃-4(3H)-衍生的新型噻唑和硒唑的合成和抗菌活性。另外,检查了六种衍生物的抗惊厥活性。在衍生物中,化合物4a-f,4i,4k,4l,4n,4o-s和4v对假丝酵母具有很强的活性。MIC = 1.95-15.62μg/ ml。在化合物4a-f,4i,4k,4l,4n,4o,4r和4s的情况下,针对某些假丝酵母菌株的活性非常强。从临床材料中分离得到,MIC = 0.98至15.62μg/ ml。此外,发现化合物4n-v对革兰氏阳性细菌有活性,MIC = 7.81-62.5μg/ ml。抗惊厥筛选的结果表明,化合物4a,4b,4m和4n在戊四唑模型中显示出统计学上显着的抗惊厥活性,而化合物4a和4n在6 Hz的精神运动性癫痫发作模型中显示出保护作用。值得注意的是,这些化合物均未在旋转脚架测试中损害动物的运动技能。我们还进行了环糊精与4a配合物的相互作用和结合能的量子化学计算。