نتایج جستجو برای: imidazole derivatives

تعداد نتایج: 110973  

Journal: :iranian journal of microbiology 0
behzad ghasemi dvm, faculty of veterinary medicine, university of zabol, zabol, iran. ghasem sanjarani dvm student, faculty of veterinary medicine, university of zabol, zabol, iran. zahra sanjarani dvm student, faculty of veterinary medicine, university of zabol, zabol, iran. hamidreza majidiani department of parasitology, faculty of medical sciences, tarbiat modares university, tehran, iran.

background and objectives: bacterial resistance to antibiotics has motivated the researchers to evaluate the novel anti-bac- terial compounds such as some thiazole and imidazole derivatives. thereby, in this work, we investigated the anti-bacterial effects of one new thiazole and two new imidazole derivatives on bacillus cereus , listeria monocytogenes , escherichia coli, salmonella typhimurium...

Journal: :iranian journal of pharmaceutical research 0
mh houshdar tehrani afshin zarghi l erfani jabarian

a new series of alkylthio imidazole analogues of captopril, an ace inhibitor used in the treatment of hypertension, was designed and synthesized in order to obtain agents more active than captopril with less side effects. all the compounds thus prepared were purified and characterized by ir, nmr and mass analytical instruments.

Journal: :annals of military and health science research 0
بهزاد قاسمی behzad ghasemi department of pathobiology, faculty of veterinary, university of zabol, zabol, iran. حمید بیضایی hamid beyzaie department of chemistry, faculty of science, university of zabol, zabol, iran. هادی هاشمی hadi hashemi department of clinical sciences, faculty of veterinary, university of zabol, zabol, iran.

purpose: in this study, we have focused on antibacterial effect of newly synthesized thiazole, imidazole and tetrahydropyrimidine derivatives in iran on listeria monocytogenes. materials and methods: for evaluation of antibacterial effect, the disk diffusion method was applied to measure the growth inhibition zone diameter and broth micro dilution was performed to determine the minimum inhibito...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2005
Kikuo Komori Kazutake Takada Tetsu Tatsuma

Reduction currents for H2O2 at a heme peptide (HP)-modified electrodes are suppressed by inhibitors, such as imidazole derivatives. Although this inhibition effect allows determinations of the total inhibition ability of imidazole derivatives, it has no selectivity. In this study the selectivity control of HP-modified electrodes for imidazole derivatives was performed utilizing the thermorespon...

Imidazole is a planar, five membered heteroaromatic molecule with pyrrole type and pyridine type annular nitrogens. Several approaches are available of imidazoles from alpha halo ketones, aminonitrile, aldehyde ect. Reactivity of imidazole and benzimidazole is referred from sets of  resonance structure in which the dipolar contributors have finite importance. Imidazoles among the principal grou...

Journal: :iranian journal of chemistry and chemical engineering 0
hossein behmadi department of chemistry, mashhad branch, islamic azad university, mashhad, iran zahra amini moghaddam department of chemistry, mashhad branch, islamic azad university, p.o. box 91735-413 mashhad, i.r. iran narges poormorteza department of chemistry, mashhad branch, islamic azad university, p.o. box 91735-413 mashhad, i.r. iran seyed ali beyramabadi department of chemistry, mashhad branch, islamic azad university, p.o. box 91735-413 mashhad, i.r. iran maryam arian nezhad department of chemistry, mashhad branch, islamic azad university, p.o. box 91735-413 mashhad, i.r. iran

in the present study, some new bis-imidazole derivatives have been prepared through four-components condensation of 2,6-bis (4-aminophenyl)-4-p-tolylpyridine, benzaldehyde derivatives, benzil and ammonium acetate in presence of acetic acid. the present methodology offers several advantages such as good yields, simple procedure, milder conditions and the possibility of introducing a variety of s...

2004
Arthur Cammers Sean Parkin

The Cambridge Structural Database was mined for non N-substituted, neutral imidazole derivatives. Solid states with metal centres bound to the imidazole nitrogen atoms and ionic species were not included. The N–N, hydrogen-bound, tape motif was found to be a structural trend in the solid-state of neutral imidazole derivatives in the presence of possible competing hydrogen bonds and in highly st...

Journal: :journal of medical bacteriology 0
behzad ghasemi faculty of veterinary medicine, university of zabol, zabol, iran. hamid beyzaei department of chemistry, faculty of science, university of zabol, zabol, iran. seyed hadi hashemi faculty of veterinary medicine, university of zabol, zabol, iran. hamidreza majidiani department of medical parasitology and entomology, faculty of medical sciences, tarbiat modares university, tehran, iran.

> introduction: escherichia coli is one of the important pathogens in human with global importance. because of the necessity for identification and the use of novel antibacterial compounds against e. coli , in this present study we focused on the antibacterial effects of synthesized thiazole, imidazole and tetrahydropyridine derivatives on e. coli . methods : for evaluation of antibacterial eff...

2009
Zhe Zhang Shenhao Chen Yanhui Li Shuhuan Li Liang Wang

The self-assembled (SA) films of imidazole and its derivatives were prepared on the iron surface. The protection abilities of these films against iron corrosion in 0.5 M H2SO4 solution were investigated using electrochemical impedance spectroscopy (EIS) and polarization techniques. The results of EIS and polarization curves demonstrated that films of the imidazole and its derivatives were able ...

Journal: :journal of medical bacteriology 0
behzad ghasemi faculty of veterinary, university of zabol, zabol, iran. hamid beyzaei 2 department of chemistry, faculty of science, university of zabol, zabol, iran. seyed hadi hashemi 1 faculty of veterinary, university of zabol, zabol, iran. hamidreza majidiani 3 department of medical parasitology and entomology, faculty of medical sciences, tarbiat modares university, tehran, iran.

introduction: escherichia coli is one of the important pathogens in human with global importance. because of the necessity for identification and the use of novel antibacterial compounds against e. coli , in this present study we focused on the antibacterial effects of synthesized thiazole, imidazole and tetrahydropyridine derivatives on e. coli .   methods : for evaluation of antibacterial eff...

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