نتایج جستجو برای: imidazole

تعداد نتایج: 6843  

2011
Li-Cai Zhu

The asymmetric unit of the title compound, [CoGd(6)(C(5)H(2)N(2)O(4))(4)(SO(4))(6)(H(2)O)(14)](n), contains a Co(II) ion (site symmetry [Formula: see text]), three Gd(III) ions, two imidazole-4,5-dicarboxyl-ate ligands, three SO(4) (2-) anions, and seven coordinated water mol-ecules. The Co(II) ion is six-coordinated by two O atoms from water mol-ecules, two O atoms and two N atoms from two imi...

Journal: :Polish journal of veterinary sciences 2013
M Wiciński G Grześk B Malinowski E Grześk A T Sinjab M Krzyzanowski A Michalska D Bylina J Dziecioł K Szadujkis-Szadurska A Czeczuk

The aim of the study was to assess the impact of modulating factors on vascular smooth muscle cells reactivity. Vascular resistance was induced by the administration of increasing concentrations of imidazole. The experiments were performed on isolated and perfused tail artery of Wistar rats (weight 250 g - 350 g). Rats were been narcotized by urethane (intraperitoneal injection) at a dose of 12...

2017
Ismail M Taban Hosam E A E Elshihawy Beyza Torun Benedetta Zucchini Clare J Williamson Dania Altuwairigi Adeline S T Ngu Kirsty J McLean Colin W Levy Sakshi Sood Leonardo B Marino Andrew W Munro Luiz Pedro S de Carvalho Claire Simons

Three series of biarylpyrazole imidazole and triazoles are described, which vary in the linker between the biaryl pyrazole and imidazole/triazole group. The imidazole and triazole series with the short -CH2- linker displayed promising antimycobacterial activity, with the imidazole-CH2- series (7) showing low MIC values (6.25-25 μg/mL), which was also influenced by lipophilicity. Extending the l...

2015
Margo D. Roemeling Jared Williams Joseph S. Beckman James K. Hurst

Hypochlorous acid and simple chloramines (RNHCl) are stable biologically derived chlorinating agents. In general, the chlorination potential of HOCl is much greater than that of RNHCl, allowing it to oxidize or chlorinate a much wider variety of reaction partners. However, in this study we demonstrate by kinetic analysis that the reactivity of RNHCl can be dramatically promoted by imidazole and...

Journal: :Nature chemistry 2010
Silke Johannsen Nicole Megger Dominik Böhme Roland K O Sigel Jens Müller

Metal-mediated base pairs represent a powerful tool for the site-specific functionalization of nucleic acids with metal ions. The development of applications of the metal-modified nucleic acids will depend on the availability of structural information on these double helices. We present here the NMR solution structure of a self-complementary DNA oligonucleotide with three consecutive imidazole ...

2016
Gwang-Seok Song Dai Soo Lee Ilho Kang Frank Wiesbrock

A novel method for preparing epoxy/silver nanocomposites was developed via the in situ formation of silver nanoparticles (AgNPs) within the epoxy resin matrix while using silver nanowires (AgNWs) as a conductive filler. The silver–imidazole complex was synthesized from silver acetate (AgAc) and 1-(2-cyanoethyl)-2-ethyl-4-methylimidazole (imidazole). AgNPs were generated in situ during the curin...

2017
Paola Nieri Sara Carpi Stefano Fogli Beatrice Polini Maria Cristina Breschi Adriano Podestà

Organocatalysis, which is mostly explored for its new potential industrial applications, also represents a chemical event involved in endogenous processes. In the present study, we provide the first evidence that imidazole and imidazole derivatives have cholinesterase-like properties since they can accelerate the hydrolysis of acetylthiocholine and propionylthiocholine in a concentration-depend...

2012
Guohui Huang Yiling Bei

The asymmetric unit of the title compound, {[Zn(C₁₆H₁₆O₄Si)(C₁₂H₁₀N₄)]·H(2)O}(n), consists of one Zn(II) ion, two half 3,3'-(dimethyl-silanedi-yl)dibenzoate ligands and two half 1,1'-(1,4-phenyl-ene)di-1H-imidazole ligands. The Zn(II) ion is four-coordinated by two O atoms from two carboxlate ligands, two N atoms from two imidazole ligands. Two Zn(II) ions are bridged by two carboxyl-ate groups...

2014
Md. Serajul Haque Faizi Ashraf Mashrai M. Shahid Musheer Ahmad

The title compound, C16H14N4, is non-planar with dihedral angles between the planes of the imidazole and phenyl-enedi-amine rings of 30.66 (4)° and between the planes of the phenyl-enedi-amine and N-phenyl rings of 56.63 (7)°. In the crystal, mol-ecules are connected by N-H⋯N hydrogen bonds, generating a chain extending along the b-axis direction. The crystal structure is also stabilized by C-H...

Journal: :European journal of medicinal chemistry 2014
Salvatore Ferla Mohamed S Gomaa Andrea Brancale Jinge Zhu Justin T Ochalek Hector F DeLuca Claire Simons

The synthesis of a series of imidazole styrylindoles and sulfonyl styrylindoles derivatives is described. Evaluation of binding affinity and inhibitory activity against CYP24A1 identified the imidazole styrylindoles as potent inhibitors with activity greater or comparable with the standard ketoconazole. Flexible alignment and docking studies of the inhibitors in the CYP24A1 enzyme active site c...

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