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20 Results Found

  • Article
  • Open Access
11 Citations
4,466 Views
17 Pages

Synthesis of Novel Benzazole Derivatives and Evaluation of Their Antidepressant-Like Activities with Possible Underlying Mechanisms

  • Gamze Tokgöz,
  • Ümide Demir Özkay,
  • Derya Osmaniye,
  • Nazlı Turan Yücel,
  • Özgür Devrim Can and
  • Zafer Asım Kaplancıklı

5 November 2018

Novel benzazole derivative compounds 4a–4h were obtained by the reaction of corresponding 2-(benzazol-2-ylthio)acetohydrazide and appropriate 4-substituted benzaldehydes. The chemical structures of the synthesized compounds were elucidated by F...

  • Article
  • Open Access
13 Citations
3,617 Views
10 Pages

11 February 2023

For surveilling human health, industries, and the environment, pH monitoring is important. Numerous studies on fluorescent probes have been conducted to monitor various pH ranges. However, fluorescent probes that are capable of sensing alkaline regio...

  • Review
  • Open Access
46 Citations
6,664 Views
19 Pages

Importance of Fluorine in Benzazole Compounds

  • Thuraya Al-Harthy,
  • Wajdi Zoghaib and
  • Raid Abdel-Jalil

14 October 2020

Fluorine-containing heterocycles continue to receive considerable attention due to their unique properties. In medicinal chemistry, the incorporation of fluorine in small molecules imparts a significant enhancement their biological activities compare...

  • Article
  • Open Access
6 Citations
3,184 Views
15 Pages

Interaction Study between ESIPT Fluorescent Lipophile-Based Benzazoles and BSA

  • Thais Kroetz,
  • Pablo Andrei Nogara,
  • Fabiano da Silveira Santos,
  • Lilian Camargo da Luz,
  • Viktor Saraiva Câmara,
  • João Batista Teixeira da Rocha,
  • Alexandre Gonçalves Dal-Bó and
  • Fabiano Severo Rodembusch

6 November 2021

In this study, the interactions of ESIPT fluorescent lipophile-based benzazoles with bovine serum albumin (BSA) were studied and their binding affinity was evaluated. In phosphate-buffered saline (PBS) solution these compounds produce absorption maxi...

  • Review
  • Open Access
7 Citations
3,173 Views
26 Pages

Exploring the Benzazoles Derivatives as Pharmacophores for AChE, BACE1, and as Anti-Aβ Aggregation to Find Multitarget Compounds against Alzheimer’s Disease

  • Martha Cecilia Rosales Hernández,
  • Marycruz Olvera-Valdez,
  • Jazziel Velazquez Toledano,
  • Jessica Elena Mendieta Wejebe,
  • Leticia Guadalupe Fragoso Morales and
  • Alejandro Cruz

9 October 2024

Despite the great effort that has gone into developing new molecules as multitarget compounds to treat Alzheimer’s disease (AD), none of these have been approved to treat this disease. Therefore, it will be interesting to determine whether benz...

  • Article
  • Open Access
17 Citations
7,074 Views
15 Pages

Synthesis and Tuberculostatic Activity Evaluation of Novel Benzazoles with Alkyl, Cycloalkyl or Pyridine Moiety

  • Malwina Krause,
  • Henryk Foks,
  • Ewa Augustynowicz-Kopeć,
  • Agnieszka Napiórkowska,
  • Małgorzata Szczesio and
  • Katarzyna Gobis

Compounds possessing benzimidazole system exhibit significant antituberculous activity. In order to examine how structure modifications affect tuberculostatic activity, a series of benzazole derivatives were synthesized and screened for their antitub...

  • Review
  • Open Access
9 Citations
4,273 Views
35 Pages

This review summarizes the data on the stereochemical structure of functionalized azoles (pyrazoles, imidazoles, triazoles, thiazoles, and benzazoles) and related compounds obtained by multipulse and multinuclear 1H, 13C, 15N NMR spectroscopy and qua...

  • Article
  • Open Access
19 Citations
4,456 Views
16 Pages

Design, Synthesis, Spectroscopic Characterisation and In Vitro Cytostatic Evaluation of Novel Bis(coumarin-1,2,3-triazolyl)benzenes and Hybrid Coumarin-1,2,3-triazolyl-aryl Derivatives

  • Kristina Pršir,
  • Ema Horak,
  • Marijeta Kralj,
  • Lidija Uzelac,
  • Sandra Liekens,
  • Ivana Murković Steinberg and
  • Svjetlana Krištafor

19 January 2022

In this work, a series of novel 1,2,3-triazolyl-coumarin hybrid systems were designed as potential antitumour agents. The structural modification of the coumarin ring was carried out by Cu(I)-catalysed Huisgen 1,3-dipolar cycloaddition of 7-azido-4-m...

  • Review
  • Open Access
10 Citations
5,496 Views
15 Pages

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

  • Efrén V. García-Báez,
  • Itzia I. Padilla-Martínez,
  • Alejandro Cruz and
  • Martha C. Rosales-Hernández

23 September 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. A...

  • Article
  • Open Access
7 Citations
4,862 Views
32 Pages

Targets, Mechanisms and Cytotoxicity of Half-Sandwich Ir(III) Complexes Are Modulated by Structural Modifications on the Benzazole Ancillary Ligand

  • M. Isabel Acuña,
  • Ana R. Rubio,
  • Marta Martínez-Alonso,
  • Natalia Busto,
  • Ana María Rodríguez,
  • Nerea Davila-Ferreira,
  • Carl Smythe,
  • Gustavo Espino,
  • Begoña García and
  • Fernando Domínguez

24 December 2022

Cancers are driven by multiple genetic mutations but evolve to evade treatments targeting specific mutations. Nonetheless, cancers cannot evade a treatment that targets mitochondria, which are essential for tumor progression. Iridium complexes have s...

  • Short Note
  • Open Access
3 Citations
2,219 Views
6 Pages

New 2-(2,4-Dihydroxyphenyl)benzimidazolines

  • Yordan Stremski,
  • Maria Bachvarova,
  • Desislava Kirkova and
  • Stela Statkova-Abeghe

10 March 2023

New 2-(2,4-dihydroxyphenyl)benzimidazolines are synthesized in an easily accessible approach. The method is based on the reaction of resorcinol with in situ-formed electrophilic N-ethoxycarbonylbenzimidazolium reagents. The structure of the two newly...

  • Communication
  • Open Access
14 Citations
5,086 Views
8 Pages

Quercetin Hybrids—Synthesis, Spectral Characterization and Radical Scavenging Potential

  • Desislava Kirkova,
  • Yordan Stremski,
  • Stela Statkova-Abeghe and
  • Margarita Docheva

30 January 2022

New quercetin-based derivatives are synthesized in an easily accessible one-pot manner. The method is based on the reaction of quercetin with in situ formed electrophilic N-alkoxycarbonylazolium ions. The position of the newly formed C-C bond and str...

  • Review
  • Open Access
7 Citations
5,064 Views
12 Pages

17 July 2019

The Nuclear Quadrupole Resonance spectroscopy data of functionalized azoles (imidazoles, triazoles and corresponding benzazoles) are reviewed and critically discussed. The possibility of studying the tautomerism of azoles by the NQR method is conside...

  • Article
  • Open Access
3 Citations
3,459 Views
35 Pages

Synthesis, Antiproliferative Evaluation and QSAR Analysis of Novel Halogen- and Amidino-Substituted Benzothiazoles and Benzimidazoles

  • Valentina Rep Kaulić,
  • Livio Racané,
  • Marijana Leventić,
  • Domagoj Šubarić,
  • Vesna Rastija,
  • Ljubica Glavaš-Obrovac and
  • Silvana Raić-Malić

13 December 2022

Syntheses of 6-halogen-substituted benzothiazoles were performed by condensation of 4-hydroxybenzaldehydes and 2-aminotiophenoles and subsequent O-alkylation with appropriate halides, whereas 6-amidino-substituted benzothiazoles were synthesized by c...

  • Review
  • Open Access
4 Citations
2,288 Views
34 Pages

9 January 2023

The review presents extensive data (from the author’s work and the literature) on the stereochemical structure of functionalized organophosphorus azoles (pyrroles, pyrazoles, imidazoles and benzazoles) and related compounds, using multinuclear...

  • Short Note
  • Open Access
2,430 Views
6 Pages

N-(Benzothiazol-2-yl)-4-((5-chlorobenzoxazol-2-yl)amino)butanamide

  • Hugo Pilotzi-Xahuentitla,
  • Gabriela del Carmen Canche-Naal,
  • Rolffy Ruben Ortiz-Andrade,
  • Gabriel Navarrete-Vázquez and
  • Emanuel Hernández-Núñez

23 July 2024

Benzazoles, such as benzoxazoles and benzothiazoles, are compounds with important biological and pharmacological activities and important intermediaries in synthesis. This report presents the synthesis of a butanamide derived from linking 5-chloro-2-...

  • Article
  • Open Access
2 Citations
2,103 Views
12 Pages

3 April 2024

Herein, we present the preparation of solid-state photoactive starches with a large Stokes shift, along with the resulting materials. In this investigation, 2-(2′-hydroxyphenyl)benzazole derivatives responsive to intramolecular proton transfer...

  • Article
  • Open Access
8 Citations
3,032 Views
13 Pages

A Highly Active Triterpene Derivative Capable of Biofilm Damage to Control Cryptococcus spp.

  • Maria E. Krummenauer,
  • William Lopes,
  • Ane W. A. Garcia,
  • Augusto Schrank,
  • Simone C. B. Gnoatto,
  • Daniel F. Kawano and
  • Marilene H. Vainstein

5 December 2019

Cryptococcus neoformans is an encapsulated yeast responsible for more than 180,000 deaths per year. The standard therapeutic approach against cryptococcosis is a combination of amphotericin B with flucytosine. In countries where cryptococcosis is mos...

  • Article
  • Open Access
20 Citations
4,891 Views
22 Pages

Experimental and Computational Study of the Antioxidative Potential of Novel Nitro and Amino Substituted Benzimidazole/Benzothiazole-2-Carboxamides with Antiproliferative Activity

  • Maja Cindrić,
  • Irena Sović,
  • Marija Mioč,
  • Lucija Hok,
  • Ida Boček,
  • Petra Roškarić,
  • Kristina Butković,
  • Irena Martin-Kleiner,
  • Kristina Starčević and
  • Robert Vianello
  • + 2 authors

12 October 2019

We present the synthesis of a range of benzimidazole/benzothiazole-2-carboxamides with a variable number of methoxy and hydroxy groups, substituted with nitro, amino, or amino protonated moieties, which were evaluated for their antiproliferative acti...

  • Article
  • Open Access
60 Citations
2,200 Views
13 Pages

8 August 2023

Inspired by the distinguished regulated photochemical and photophysical properties of 2-(2′-hydroxyphenyl)benzazole derivatives, in this work, the novel bis(2′-benzothiazolyl)hydroquinone (BBTHQ) fluorophore is explored, looking at its ph...