نتایج جستجو برای: benzimidazole derivatives

تعداد نتایج: 107317  

2014
Manisha Sharma

A number of N-substituted benzimidazole derivatives have been synthesized and tested for their antibacterial activities. The chemical structures of the newly synthesized compounds were verified on the basis of spectral and elemental methods of analysis. Apart of this electrochemical analysis are performed on these derivatives. The electrochemical reduction of these compounds takes place in a si...

Journal: :Journal of bacteriology 1956
I TAMM K FOLKERS C H SHUNK

Earlier studies (Tamm et al., 1954; Tamm, 1954) showed that benzimidazole derivatives of very high inhibitory activity on influenza and mumps virus multiplication could be produced by multiple substitution of chlorine atoms in the benzenoid ring with ft-D-ribofuranose present at Ni in the imidazole ring. In subsequent reports (Tarm, 1955; Tamm, 1956) evidence was presented to show that the mode...

Journal: :Journal of the Brazilian Chemical Society 2021

Benzimidazole and its derivatives are molecules that have diverse biological properties, therefore we synthesized studied a new benzimidazole to understand their physical/chemical properties. The compound was obtained through synthetic route, using graphite oxide, in the absence of solvent, with crystalline packaging supported by C–H…N C–H…π interactions. According frontier molecular orbitals, ...

Journal: :Biochemistry 2022

Cancer is the most lethal ailment throughout world in present era. The development of new anticancer remedies with minor unhealthful effects and an alternate mechanism crucial. Benzimidazole a distinguished heterocyclic compound now recognized as privileged scaffold for drug discovery. This chapter deals capability benzimidazolium salts their metal complexes. derivatives have been prepared by i...

Journal: :Organic & biomolecular chemistry 2013
Vutukuri Prakash Reddy Takanori Iwasaki Nobuaki Kambe

The rhodium-catalyzed intramolecular direct arylation of imidazole and benzimidazole derivatives via double C-H bond activation is described. This approach provides new access to a wide range of imidazo and benzimidazo[2,1-a]isoquinoline derivatives in moderate to high yields. This reaction provides an alternative method to the known Pd-catalyzed intramolecular oxidative cross-coupling reactions.

Journal: :Journal of applied pharmaceutical research 2022

A class of innovative benzimidazole-1,3,4-Oxadiazole derivatives is a significant heterocyclic molecule for therapeutic development. In chemistry, the novel 1,3,4-Oxadiazole nucleus has wide range uses, including antibacterial, treatment. Molecular docking frequently employed in contemporary drug design to comprehend drug-receptor interaction. Swiss dock, PyRx, and discovery studio visualizer (...

2009
Chidochangu P. Mpamhanga Daniel Spinks Lindsay B. Tulloch Emma J. Shanks David A. Robinson Iain T. Collie Alan H. Fairlamb Paul G. Wyatt Julie A. Frearson William N. Hunter Ian H. Gilbert Ruth Brenk

The enzyme pteridine reductase 1 (PTR1) is a potential target for new compounds to treat human African trypanosomiasis. A virtual screening campaign for fragments inhibiting PTR1 was carried out. Two novel chemical series were identified containing aminobenzothiazole and aminobenzimidazole scaffolds, respectively. One of the hits (2-amino-6-chloro-benzimidazole) was subjected to crystal structu...

2015
Jianguo Cui Binbin Qi Chunfang Gan Zhipin Liu Hu Huang Qifu Lin Dandan Zhao Yanmin Huang

Taking orostanal (a compound from a Japanese marine sponge, Stelletta hiwasaensis) as a lead compound, some novel B-norcholesteryl benzimidazole and benzothiazole derivatives were synthesized. The antiproliferative activity of the compounds against human cervical carcinoma (HeLa), human lung carcinoma (A549), human liver carcinoma cells (HEPG2) and normal kidney epithelial cells (HEK293T) was a...

Ahmad Reza Momeni, Heshmat Allah Samimi Reyhaneh Jahanian

An efficient one-pot oxidation/condensation tandem process has been developed for the synthesis of 2-substituted benzimidazole derivatives from benzylic alcohols and 1,2-phenylenediamine with use of urea-hydrogen peroxide/silica phosphoric acid  as a bifunctional catalyst. This method provides a rapid and efficient access to 2-substituted benzimidazoles.

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