4.7 Article

Analysis of charge-transfer complexes caused by the interaction of the antihypertensive drug valsartan with several acceptors in CH2Cl2 and CHCl3 solvents and correlations between their spectroscopic parameters

Related references

Note: Only part of the references are listed.
Review Engineering, Environmental

Charge transfer complexes: Emerging and promising colorimetric real-time chemosensors for hazardous materials

Sonam Shakya et al.

Summary: CT complexes have been widely explored for their photocatalytic activities and as chemosensors for real-time detection of hazardous materials. Recent research has focused on the application of CT complexes in detecting dangerous substances in aqueous medium. Ongoing studies continue to drive advancements in this field.

JOURNAL OF HAZARDOUS MATERIALS (2021)

Article Chemistry, Physical

Study of refolding of a denatured protein and microenvironment probed through FRET to a twisted intramolecular charge transfer fluorescent biosensor molecule

Sayantan Halder et al.

Summary: This study investigates the FRET process between DMASBT and BSA to probe changes in protein microenvironment and conformation, revealing the potential of DMASBT as an efficient biosensor molecule. Additionally, the study highlights the roles of gemini surfactants in BSA unfolding and refolding processes.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Fluorescence probes detecting O2•- based on intramolecular charge transfer and excited-state intramolecular proton transfer mechanisms

Xiao Luo et al.

Summary: The study introduced a new fluorescence probe HMBT-LW, successfully detecting O-2(center dot)- ions in living organisms and exploring its excited intramolecular proton transfer mechanism. The experimental results indicated that the emitted fluorescence originated from the isomer structure of HMBT.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Utilization of charge-transfer complexation to generate carbon-based nanomaterial for the adsorption of pollutants from contaminated water: Reaction between urea and vacant orbital acceptors

Abdel Majid A. Adam et al.

Summary: The study utilized urea to generate a NiFe2O4 composite, enhancing the adsorption capacity of fullerene carbon nanotubes for TB and EB dyes. Fullerenes are promising for environmental remediation as they are easily biodegradable and nontoxic, with potential for water dye removal. The environmentally friendly grinding method significantly improved the adsorption efficiency of the composite material.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Charge-transfer complexation of TCNE with azithromycin, the antibiotic used worldwide to treat the coronavirus disease (COVID-19). Part IV: A comparison between solid and liquid interactions

Abdel Majid A. Adam et al.

Summary: Research suggests that the charge-transfer interaction between the antibiotic azithromycin and tetracyanoethylene can produce a stable complex, enhancing treatment protocols for the coronavirus. The solid-solid interaction is recommended due to its directness, environmental friendliness, and cost- and time-effectiveness.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Charge-transfer chemistry of azithromycin, the antibiotic used worldwide to treat the coronavirus disease (COVID-19). Part I: Complexation with iodine in different solvents

Abdel Majid A. Adam et al.

Summary: The study characterized the charge transfer (CT) complexation of azithromycin with iodine in different solvents, revealing the interaction mechanism and product characteristics.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Charge-transfer chemistry of azithromycin, the antibiotic used worldwide to treat the coronavirus disease (COVID-19). Part II: Complexation with several π-acceptors (PA, CLA, CHL)

Abdel Majid A. Adam et al.

Summary: Research on the charge-transfer interactions between the antibiotic azithromycin and three pi-acceptors may provide insights for improving treatment protocols for COVID-19. The synthesized CT products exhibited different morphologies from the free reactants.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Synthesis, and spectroscopic, nanostructure, surface morphology, and density functional theory studies of new charge-transfer complexes of amifampridine with π-acceptors

Reem M. Alghanmi et al.

Summary: The study synthesized and characterized CT complexes formed between AMFP and CLA or DHBQ, showing a 1:1 stoichiometry in MeOH and 2:1 and 1:1 in solid state for CLA and DHBQ, respectively. The complexes demonstrated high stability in MeOH, and their surface morphologies and elemental compositions were investigated.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

A comparison of charge-transfer complexes of iodine with some antibiotics formed through two different approaches (liquid-liquid vs solid-solid)

Abdel Majid A. Adam et al.

Summary: This study compared iodine CT complexes obtained from liquid and solid starting materials, finding that the solid-solid approach is faster, simpler, and does not require a purification process or consume large amounts of solvent or time. Additionally, the solid-solid approach can generate iodine CT complexes with compounds that have very low solubility in suitable organic solvents.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Proton-transfer and charge-transfer interactions between the antibiotic trimethoprim and several sigma- and pi-acceptors: A spectroscopic study

Abdel Majid A. Adam et al.

Summary: This study investigated the spectroscopic properties and structural morphology of complexes formed between TMP and sigma-acceptor iodine, and pi-acceptors CHL, CLA, and PA through transfer-type reactions. The stable solid complexes formed by TMP with different acceptors varied in color and structural morphologies, ranging from spherical particles to rods and tubes.

JOURNAL OF MOLECULAR STRUCTURE (2021)

Article Chemistry, Physical

Exploring the charge-transfer chemistry of fluorine-containing pyrazolin-5-ones: The complexation of 1-methyl-3-trifluoromethyl-2-pyrazoline-5-one with five π-acceptors

Abdel Majid A. Adam et al.

Summary: This study investigated the charge-transfer chemistry of pyrazole derivative FP with five p-acceptors, demonstrating the formation of stable CT complexes through an n -> pi* transition. Strong statistically significant correlations were found between various spectroscopic parameters.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Charge-transfer (CT) dynamics of triamterene with 2,3-dichloro-5, 6-dicyano-p-benzoquinone acceptor: A n → π* model CT complex generated by liquid- and solid-state reactions

Abdel Majid A. Adam et al.

Summary: The charge-transfer (CT) chemical reaction described by Robert Mulliken in 1969 has attracted significant attention and inspired extensive research efforts. The formation of new charge-transfer complexes (CTCs) through CT reactions presents unique physical, biological, and chemical characteristics with potential benefits across academia, material science, medicine, and pharmacology. This study explores the formation of CTCs through both liquid- and solid-state reactions, demonstrating that the same CT complex is formed between donor and acceptor molecules bridged by a n -> pi* transition in both reaction types.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Charge-transfer chemistry of azithromycin, the antibiotic used worldwide to treat the coronavirus disease (COVID-19). Part III: A green protocol for facile synthesis of complexes with TCNQ, DDQ, and TFQ acceptors

Abdel Majid A. Adam et al.

Summary: Researchers synthesized charge-transfer complexes containing azithromycin and three pi-acceptors using an efficient, simple, clean, and eco-friendly method. The study found that this method is environmentally friendly, avoids hazardous organic solvents, and generates the desired complexes with excellent yield.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Correlations between spectroscopic data for charge-transfer complexes of two artificial sweeteners, aspartame and neotame, generated with several π-acceptors

Abdel Majid A. Adam et al.

Summary: The charge-transfer interaction between two artificial sweeteners, aspartame and neotame, with three organic p-acceptors was studied, indicating the formation of CT complexes in methanol solvent. By measuring spectral data and calculating physical parameters, strong relationships among them were found.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Physical

Liquid- and solid-state study of charge-transfer (CT) interaction between drug triamterene as a donor and tetracyanoethylene (TCNE) as an acceptor

Abdel Majid A. Adam et al.

Summary: In this study, the liquid-liquid and solid-solid charge-transfer interactions between drug triamterene (TA) and tetracyanoethylene (TCNE) were investigated. The results showed that a CT complex of mixed particles with a mean diameter of approximately 15 nm could be easily generated via both liquid and solid approaches. The solid-solid method was proven to be highly efficient, cost-effective, and environmentally friendly with a high yield of 96%.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Crystallography

An Environmentally Friendly Method for Removing Hg(II), Pb(II), Cd(II) and Sn(II) Heavy Metals from Wastewater Using Novel Metal-Carbon-Based Composites

Abdel Majid Adam et al.

Summary: Water contamination caused by rapid economic and industrial development, along with population growth, poses a serious threat to public health worldwide. Heavy metals, being important environmental contaminants, have significant impacts on human, animal, and plant health. This study introduces a new adsorbent material for heavy metal removal, showing promising results in adsorption efficiency.

CRYSTALS (2021)

Article Crystallography

Preparation and Characterization of New CrFeO3-Carbon Composite Using Environmentally Friendly Methods to Remove Organic Dye Pollutants from Aqueous Solutions

Abdel Majid A. Adam et al.

Summary: Environmental pollution is a global issue, with dye pollutants in water resources posing a significant threat to the environment and health. A CrFeO3-CNT adsorbent synthesized using eco-friendly methods showed promising results in removing dye pollutants from water sources.

CRYSTALS (2021)

Editorial Material Peripheral Vascular Disease

The Story of the Silent Killer: A History of Hypertension: Its Discovery, Diagnosis, Treatment, and Debates

Jonathan P. Kalehoff et al.

CURRENT HYPERTENSION REPORTS (2020)

Article Spectroscopy

Measurements and correlations in solution-state for charge transfer products caused from the 1:2 complexation of TCNE acceptor with several important drugs

Abdel Majid A. Adam et al.

SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY (2019)

Article Chemistry, Physical

Chemical and physical properties of the charge transfer complexes of domperidone antiemetic agent with π-acceptors

Foziah A. Al-Saif et al.

JOURNAL OF MOLECULAR LIQUIDS (2019)

Article Chemistry, Physical

Preparation of some compounds and study their thermal stability for use in dye sensitized solar cells

Abdulraheem S. A. Almalki et al.

JOURNAL OF MOLECULAR LIQUIDS (2018)

Article Materials Science, Biomaterials

Optimization of valsartan encapsulation in biodegradables polyesters using Box-Behnken design

Ounissa Sadoun et al.

MATERIALS SCIENCE & ENGINEERING C-MATERIALS FOR BIOLOGICAL APPLICATIONS (2018)

Article Chemistry, Physical

Spectroscopic and structure investigation of the molecular complexes of tris(2-aminoethyl)amine with π-acceptors

Hamdy S. El-Sheshtawy et al.

JOURNAL OF MOLECULAR LIQUIDS (2016)

Article Spectroscopy

Nano-structured complexes of reserpine and quinidine drugs with chloranilic acid based on intermolecular H-bond: Spectral and surface morphology studies

Abdel Majid A. Adam

SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY (2014)

Article Chemistry, Physical

Spectral and solvation effect studies on charge transfer complex of 2, 6-diaminopyridine with chloranilic acid

Reem M. Alghanmi et al.

JOURNAL OF MOLECULAR LIQUIDS (2013)

Article Spectroscopy

Structural, thermal, morphological and biological studies of proton-transfer complexes formed from 4-aminoantipyrine with quinol and picric acid

Abdel Majid A. Adam

SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY (2013)

Article Biochemistry & Molecular Biology

Dinuclear copper(II) complexes with valsartan. Synthesis, characterization and cytotoxicity

Susana B. Etcheverry et al.

JOURNAL OF INORGANIC BIOCHEMISTRY (2012)

Article Spectroscopy

Synthesis and characterization of highly conductive charge-transfer complexes using positron annihilation spectroscopy

Abdel Majid A. Adam et al.

SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY (2012)

Article Chemistry, Analytical

Computational study and spectroscopic investigations of antihypertensive drugs

Maria S. Islas et al.

VIBRATIONAL SPECTROSCOPY (2012)

Article Spectroscopy

Intermolecular hydrogen bond complexes by in situ charge transfer complexation of o-tolidine with picric and chloranilic acids

Moamen S. Refat et al.

SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY (2011)

Article Chemistry, Physical

Ultrasonic and spectroscopic investigations of charge-transfer complexes in ternary liquid mixtures

V. Ulagendran et al.

JOURNAL OF MOLECULAR LIQUIDS (2009)