Synthesis of New Thiazole, Bithiazolidinone and Pyrano[2,3-d]thiazole Derivatives as Potential Antimicrobial Agents
作者:Mohamed A. Salem
DOI:10.5562/cca2955
日期:——
In an attempt to find a new class of antimicrobial agents, a series of thiazole derivatives containing furan moiety 3, 7, 8a,b, 10a-c and 12 were prepared via the reaction of 2-cyano-N-(furan-2-ylmethyl)acetamide (1) with phenyl isothiocyanate and α-halocarbonyl compounds. Also, many bithiazolidinone and pyranothiazole derivatives were synthesized through interaction of thiazolidinone 7 with appropriate
为了找到一类新的抗菌剂,通过2-氰基-N-(呋喃-2-基)的反应制备了一系列含有呋喃部分3、7、8a,b,10a-c和12的噻唑衍生物。甲基)乙酰胺(1)与异硫氰酸苯酯和α-卤代羰基化合物。另外,通过噻唑烷酮7与适当的亲电试剂的相互作用,合成了许多噻唑烷酮和吡喃噻唑衍生物。筛选这些化合物的抗菌和抗真菌活性。在合成的化合物中,噻唑衍生物23a和23b与庆大霉素对肺炎克雷伯菌(MIC 0.49μg/ mL)等价,并显示出与两性霉素B对烟曲霉(MIC 0.98μg/ mL)等价的体外抗真菌活性。 clavatus(MIC 0.98μg/ mL)和念珠菌G. candidium(MIC 0.49μg/ mL)。还,苄硫唑烷酮14和15与两性霉素B具有同等效力,可抑制克拉维曲霉菌(MIC 0.98μg/ mL)和念珠菌G. candidium(MIC 0.49μg/ mL)的生长。通过元素分析和光谱数据确定了新合成化合物的结构。