نتایج جستجو برای: benzimidazole synthesis

تعداد نتایج: 411590  

Journal: :Bioorganic & medicinal chemistry 2012
Muthu K Kathiravan Amol B Salake Aparna S Chothe Prashik B Dudhe Rahul P Watode Maheshwar S Mukta Sandeep Gadhwe

In recent years their has been an increased use of antifungal agents and has resulted in the development of resistance to drugs. Currently, use of standard antifungal therapies can be limited because of toxicity, low efficacy rates. Different types of mechanisms contribute to the development of resistance to antifungals. This has given raise to search for a new heterocycle with distinct action ...

2017
Asha Rajagopal Lucy Sabu

Regular monitoring of benzimidazole resistance status helps in timely implementation of resistance mitigation strategies in farms. Egg hatch assay (EHA) evaluates the ability of benzimidazoles to inhibit or prevent embryonation and hatching of nematode eggs and is the standard in vitro test for detection of benzimidazole resistance. The present study reports detection of benzimidazole resistanc...

Journal: :Chemical communications 2016
Anindita Chakraborty Sohini Bhattacharyya Arpan Hazra Ashta Chandra Ghosh Tapas Kumar Maji

A new 3D porous anionic MOF (AMOF-1) based on Zn(II) and a flexible tetracarboxylate linker has been synthesized. AMOF-1 showed potential for capture and removal of toxic metal ions from aqueous solution with a detection limit in the ppm level. The Cu(II)@AMOF-1' hybrid obtained by post-synthetic metalation is studied as a heterogeneous catalyst for the synthesis of benzimidazole derivatives.

Journal: :Journal of enzyme inhibition and medicinal chemistry 2016
Ahmed G Eissa James A Blaxland Rhodri O Williams Kamel A Metwally Sobhy M El-Adl El-Sayed M Lashine Leslie W J Baillie Claire Simons

The synthesis of a series of benzimidazole-N-benzylpropan-1-amines and adenine-N-benzylpropan-1-amines is described. Subsequent evaluation against two strains of the anaerobic bacterium Clostridium difficile was performed with three amine derivatives displaying MIC values of 16 μg/mL. Molecular docking studies of the described amines determined that the amines interact within two active site po...

Journal: :European Journal of Medicinal Chemistry 2021

We present the design, synthesis and biological activity of novel N-substituted benzimidazole based acrylonitriles as potential tubulin polymerization inhibitors. Their was achieved using classical linear organic microwave assisted techniques, starting from aromatic aldehydes N-substituted-2-cyanomethylbenzimidazoles. All newly prepared compounds were tested for their antiproliferative in vitro...

Journal: :ACS combinatorial science 2011
Li-Hsun Chen Chia-Mao Chang Deepak B Salunke Chung-Ming Sun

Diversity-oriented synthesis of novel benzimidazole linked indolo-benzodiazepine/quinoxaline ring systems using poly(ethylene glycol) as soluble polymer support is described. Commercially available 4-fluoro-3-nitrobenzoic acid and indoline were utilized for the construction of these annulated biheterocyclic compound libraries having multiple privileged structures with three-point structural div...

2018
Abdelbasset A. Farahat Mohamed A. Ismail Arvind Kumar Tanja Wenzler Reto Brun Ananya Paul W. David Wilson David W. Boykin

A novel series of indole and benzimidazole bichalcophene diamidine derivatives were prepared to study their antimicrobial activity against the tropical parasites causing African sleeping sickness and malaria. The dicyanoindoles needed to synthesize the target diamidines were obtained through Stille coupling reactions while the bis-cyanobenzimidazoles intermediates were made via condensation/cyc...

2017
Abida Noor Neelum Gul Qazi Humaira Nadeem Arif-ullah Khan Rehan Zafar Paracha Fawad Ali Adil Saeed

A series of six novel benzimidazole-pyrazole hybrid molecules was synthesized and characterized using elemental analysis (CHN) and spectroscopic methods (1HNMR, FT-IR). All the synthesized compounds were evaluated for their in vivo anti ulcerogenic activity using Albino rats (weighing 180-220 g). The interactions between the compounds and active site residues of H+/K+ ATPase were investigated b...

Journal: :Chemistry, an Asian journal 2011
Chih-Hau Chen Jaren Kuo Gorakh S Yellol Chung-Ming Sun

A novel strategy for an unconventional Pictet-Spengler reaction has been developed for the regioselective cyclization of the imidazole ring system at the C2 position. The developed strategy was utilized to develop a diversity-oriented parallel synthesis for bis(heterocyclic) skeletal novel analogs of benzimidazole-linked imidazoquinoxalines on a soluble polymer support under microwave condition...

2016
Samir T. Gaballah Ahmed O. H. El-Nezhawy Hassan Amer Mamdouh Moawad Ali Abeer Essam El-Din Mahmoud Andreas Hofinger-Horvath

The design, synthesis, and in vitro antiproliferative activity of a novel series of sulfide (4a-i) and sulfoxide (5a-h) derivatives of benzimidazole, in which different aromatic and heteroaromatic acetamides are linked to benzimidazole via sulfide (4a-i) and sulfoxide (5a-h) linker, are reported and the structure-activity relationship is discussed. The new derivatives were prepared by coupling ...

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