作者:Dinkar Choudhari、Sunita Salunke-Gawali、Debamitra Chakravarty、Samir R. Shaikh、Dipali N. Lande、Shridhar P. Gejji、Pradeep Kumar Rao、Surekha Satpute、Vedavati G. Puranik、Rajesh Gonnade
DOI:10.1039/c9nj04339j
日期:——
Functional Theory. Seven of these derivatives display a broad spectrum of antibacterial activity against few selected bacterial strains (Gram-positive and Gram-negative). As demonstrated MIC values with B-2 and B-3 against bacterial isolates were 8–64 μg ml−1 and those against pathogenic yeast, C. albicans, were observed in the range of 128–256 μg ml−1. MIC data of these derivatives suggest them to be promising
设计和开发具有多重耐药性(MDR)感染的药物的兴趣日益增长。我们报告的合成,咪唑基的1,4-萘醌(I-1至I-4; 1-烷基-2-甲基-1 H-萘[2,3 - d ]咪唑-4的合成,抗菌和抗真菌活性,9-二酮(烷基=甲基至丁基))及其前体(B-3 ; N-(3-氯-1,-二氧代-1,4-二氢萘-2-基)乙酰胺)和A-1至A -4 ; N-(3-(烷基氨基)-1,4-二氧代-1,4-二氢萘-2-基)乙酰胺(烷基=甲基至丁基)。B-3,A-1至A-3的晶体结构通过单晶X射线衍射实验获得I-1和I-2至I-4。利用密度泛函理论进一步表征了电子结构和电荷分布。这些衍生物中的七个对少数几种选定的细菌菌株(革兰氏阳性和革兰氏阴性)显示出广泛的抗菌活性。正如所证明的,B-2和B-3对细菌分离株的MIC值为8–64μgml -1,而对致病性酵母菌白色念珠菌的MIC值在128–256μgml -1的范围内。