Results 31 to 40 of about 13,158 (230)

The mutagenicity of benzimidazole and benzimidazole derivatives III . The influence of the 2-substituent in benzimidazole on the mutagenic activity

open access: yesCHIMIA, 1973
A number of 2-substituted benzimidazoles has been prepared and the compounds were characterized by their physico-chemical and spectral properties. - Mutagenicity tests with two strains of Salmonella typhimurium revealed that on one hand the mutagenic ...
J.P. Seiler, H. Limacher
doaj   +1 more source

Inhibiting CK2 among Promising Therapeutic Strategies for Gliomas and Several Other Neoplasms

open access: yesPharmaceutics, 2022
In gliomas, casein kinase 2 (CK2) plays a dominant role in cell survival and tumour invasiveness and is upregulated in many brain tumours. Among CK2 inhibitors, benzimidazole and isothiourea derivatives hold a dominant position.
Emanuela B. Pucko, Robert P. Ostrowski
doaj   +1 more source

Zirconyl (IV) Nitrate as Efficient and Reusable Solid Lewis Acid Catalyst for the Synthesis of Benzimidazole Derivatives

open access: yesJournal of Chemistry, 2013
The present paper introduces a simple and efficient method for the synthesis of substituted benzimidazoles by heterocyclization of different o-phenylenediamines and substituted aromatic carboxylic acid/aldehyde in the presence of zirconyl nitrate as ...
Pratapsinha B. Gorepatil   +2 more
doaj   +1 more source

Corrosion protection of mild steel in hydrochloric acid solution through the synergistic of alkylbenzimidazoles and semicarbazide pair – Electroanalytical and computational studies

open access: yesEgyptian Journal of Petroleum, 2017
Hydrogen bonded interaction and synergistic effect on the corrosion protection properties of alkyl benzimidazoles and semicarbazide pair on mild steel in hydrochloric acid at 303, 308 and 313 K have been studied by polarization, electrochemical impedance
K. Ramya   +3 more
doaj   +1 more source

13C-NMR Chemical Shifts in 1,3-Benzazoles as a Tautomeric Ratio Criterion

open access: yesMolecules, 2022
Benzimidazole is an important heterocyclic fragment, present in many biologically active compounds with a great variety of therapeutic purposes. Most of the benzimidazole activities are explained through the existence of 1,3-tautomeric equilibrium.
Efrén V. García-Báez   +3 more
doaj   +1 more source

Screening of Benzimidazole-Based Anthelmintics and Their Enantiomers as Repurposed Drug Candidates in Cancer Therapy

open access: yesPharmaceuticals, 2021
Repurposing of approved non-antitumor drugs represents a promising and affordable strategy that may help to increase the repertoire of effective anticancer drugs.
Rosalba Florio   +8 more
doaj   +1 more source

Reactions of 2-carbonyl- and 2-hydroxy(or methoxy)alkyl-substituted benzimidazoles with arenes in the superacid CF3SO3H. NMR and DFT studies of dicationic electrophilic species

open access: yesBeilstein Journal of Organic Chemistry, 2019
Reactions of 2-carbonyl- and 2-hydroxy(or methoxy)alkylbenzimidazoles with arenes in the Brønsted superacid TfOH resulted in the formation of the corresponding Friedel–Crafts reaction products, 2-diarylmethyl and 2-arylmethyl-substituted benzimidazoles ...
Dmitry S. Ryabukhin   +6 more
doaj   +1 more source

In Vitro Study of Benzimidazole Derivatives, Tetrahydropyrimidines and Macrocyclic Lactones Therapeutic Efficacy in Dog Hookworms

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Veterinary Medicine, 2018
The study was conducted using faecal samples from 62 dogs. We tested the ovicidal and larvicidal effects of albendazole (ABZ), mebendazole (MBZ), fenbendazole (FBZ) and flubendazole (FLU) by Egg hatch assay (EHA) and larval development assay (LDA).
Laura CĂTANĂ   +4 more
doaj   +1 more source

Synthesis, Computational Analysis, and Antiproliferative Activity of Novel Benzimidazole Acrylonitriles as Tubulin Polymerization Inhibitors: Part 2

open access: yesPharmaceuticals, 2021
We used classical linear and microwave-assisted synthesis methods to prepare novel N-substituted, benzimidazole-derived acrylonitriles with antiproliferative activity against several cancer cells in vitro.
Anja Beč   +6 more
doaj   +1 more source

Boric Acid Catalyzed Convenient Synthesis of Benzimidazoles in Aqueous Media

open access: yesJournal of Chemistry, 2013
Synthesis of benzimidazoles has been developed by the o-phenylenediamine with aldehydes using boric acid an efficient catalyst under mild reaction conditions in aqueous media. The product is applicable to aryl and heteroaryl aldehydes.
Mohammad Reza Poor Heravi, Marjan Ashori
doaj   +1 more source

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