نتایج جستجو برای: 3 thiazole
تعداد نتایج: 1812778 فیلتر نتایج به سال:
Throughout human history, bacteria and fungi have caused infections that are difficult to combat. For this reason, countless research groups developed novel compounds solve problem. Thiazole benzothiazole present in different structures with interesting biological effects used develop new effective antimicrobial agents. Moreover, nitrogen atoms heterocycle allow for coordination various metals,...
Different approaches have been studied in order to prepare efficiently the sulfur rich electron acceptor, DEBTTT. Among the various routes used, the one going through the synthesis of a bicyclic derivative, where the thiazole-2-chalcogenone is fused with a 1,3-dithiole-2-one, leads to the target molecule under milder conditions and better yield. Thus, this approach has been explored for the syn...
Abstract Background and Objectives: Antibiotic resistance in bacteria has actuated researchers toward evaluating many new antibacterial compounds of which are the thiazoles. In this research the inhibitory effects of novel thiazole derivatives were unraveled on Staphylococcus aureus, Streptococcus agalactiae, Pseudomonas aeruginosa and Klebsiella pneumoniae a...
Two new thiazole and thiadiazole alkaloids, penicilliumthiamine A and B (2 and 3), were isolated from the culture broth of Penicillium oxalicum, a fungus found in Acrida cinerea. Their structures were elucidated mainly by spectroscopic analysis, total synthesis and X-ray crystallographic analysis. Biological evaluations indicated that compound 1, 3a and 3 exhibit potent cytotoxicity against dif...
An efficient synthesis of 1,3-thiazole drivatives is described via a three component reaction isothiocyanates, tetramethyl thiourea and ethyl bromopyruvate.
Abstract: Aim/ Background: Pancreatic lipase (PL) inhibition has been suggested to be an effective method for obesity management. In this study, 10 novel thiazole-benzimidazole conjugates were designed. Materials and Methods: Conjugates initially screened via in silico experiments, such as ADMET analysis molecular docking, identify the most promising PL inhibitors. Results: Results revealed tha...
A structure-activity relationship (QSAR) analysis of 19 thiazole derivatives with H1-antihistamine activity was carried out. The semi-empirical method AMI was employed to calculate a set of physicochemical parameters for investigated compounds. The principal component analysis (PCA), discriminant function analysis (DFA) and regression analysis (RA) were employed to reduce dimensionality and inv...
The emergence of community-associated methicillin-resistant Staphylococcus aureus (MRSA), including strains resistant to current antibiotics, has contributed to an increase in the number of skin infections reported in humans in recent years. New therapeutic options are needed to counter this public health challenge. The aim of the present study was to examine the potential of thiazole compounds...
2-(Thiophen-2-yl)thiazole was introduced as a π-bridge into diethylamino coumarin and novel coumarin sensitizers were synthesized with cyanoacrylic acid or rhodanine acetic acid as electron acceptor. Their light-harvesting capabilities and photovoltaic performance were investigated and compared with those of a similar sensitizer bearing a phenylthiophene bridge. Replacement of benzene in the π-...
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