Rachid Touzani

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• Doctor of Philosophy
• Professor at Mohamed I University

Oxygen activation is one of the most challenging scientific issues confronting our universe. Chemistry plays a central role in solving this activation by developing molecular containers tailored to this application. In this study, six pyrazole-based ligands have been synthesized, characterized and investigated for their catalytic properties in the...

This bibliometric study applied the Scopus database to investigate the scientific output generated through Ibn Zohr University (UIZ) between 1988-2024, centering on the following general areas: publication patterns, research areas, preferred journals, top countries and regions, authors, articles, institutions, subject areas, and author keywords. Th...

In this bibliometric study, we used the Scopus database to analyze the scientific production of the University of Moulay Ismail (UMI) published between 1987 and 2024. This objective was to investigate various aspects of the research output from UMI, namely publication trends, research interests, preferred journals, leading countries, regions, autho...

A series of flavone derivatives (4–6) were synthesized via cyclization of 2′ hydroxychalcones 3 into flavonols 4 using the Algar–Flynn–Oyamada reaction. Flavonols 4 were then O‐cyanomethylated to flavones 5, followed by click coupling to obtain flavone‐tetrazole derivatives 6. The inhibitory ability of synthesized compounds on the production of pro...

The extraction of three essential oils from medicinal and aromatic plants was carried out using steam distillation. Phytochemical analysis was performed using gas chromatography coupled with mass spectrometry (GC/MS). The results revealed the presence of several bioactive compounds: camphor, identified as the chemotype of the essential oil of Artem...

The extraction of three essential oils from medicinal and aromatic plants was carried out using steam distillation. Phytochemical analysis was performed using gas chromatography coupled with mass spectrometry (GC/MS). The results revealed the presence of several bioactive compounds: camphor, identified as the chemotype of the essential oil of Artem...

Catalysis plays a crucial role in the chemical industry by enhancing reaction efficiency, reducing production costs, and minimizing environmental impact. With their unique properties, metal complexes can direct chemical reactions toward specific products, thereby improving selectivity and reducing waste. They also enable reactions to occur under mi...

In the current investigation, the efficiency inhibition of two newly synthesized bi-pyrazole derivatives, namely 2,3-bis[(bis((1 H-pyrazol-1-yl) methyl) amino)] pyridine (Tetra-Pz-Ortho) and 1,4-bis[(bis((1 H-pyrazol-1-yl) methyl) amino)] benzene (Tetra-Pz-Para) for corrosion of carbon steel (C&S) in 1 M HCl medium was evaluated. A Comparative stud...

Abstract: The present work targets chemical characterization and biological activities of Moroccan Cedrus atlantica essential oil (CaEO). CaEO, obtained by steam distillation, was assessed using gas chromatography-mass spectrometry (GC-MS), revealing major compounds such as β-himachalene (49. 96%), α-himachalene (19.37%), cis-(-)-2,4a,5,6,9a-hexahy...

The emergence of networks and varieties of hybrid materials based on metal-organic frameworks (MOFs) is giving rise to innovative applications in the science and technology of materials design. These materials based on MOFs combine the exceptional characteristics of their structures, including high crystallinity, large surface areas, considerable p...

The turfgrass plays a crucial role in landscaped ecosystems, including sports fields, golf courses, residential lawns, and parks. However, various turfgrass species face diverse abiotic stresses, including salinity as irrigation with fresh water becomes unavailable. These challenging environmental conditions can result in growth inhibition, damage...

22 23 This study investigates the catalytic potential of five recently synthesized symmetrical azine ligands in combination with various metal 24 salts in situ for the synthesis of phenoxazinone synthase. UV spectrometry was used to analyze the resulting complexes, all of which exhibited 25 remarkable efficiency in catalyzing the oxidation of amino...

The title compound 3-(2,4,6-timethyl-phenylamino)-but-2-enoate was obtained by condensation reaction of ethyl acetoacetate and 2,4,6-trimethyl-phenylamine. X-ray structural analysis identified the structure of the synthetized β-enaminoester, NMR spectroscopy complemented it, and the structure stabilized by intramolecular interactions. The intermole...

Bayoud disease, which is caused by the fungus Fusarium oxysporum f. sp. albedinis (FOA), is a severe threat to date palm cultivation in North Africa and the Middle East; thus, effective antifungal treatments are urgently required. In response to this, the present study develops, characterizes, and tests imidazo[1,2‐a]pyrimidine–Schiff base derivati...

Background Fusarium oxysporum f. sp. Albedinis a telluric fungal pathogen commonly found in soils, is the causal agent of fungal vascular wilt of date palms in Moroccan oases. The infection by the pathogen leads to the death of the date palm after six months to two years, which causes enormous economic and environmental damage. Objective The frame...

Introduction: Morocco preserves manuscripts of significant scientific and cultural value, which require presentation, verification, and study. The importance of studying the book "The Sign of Happiness in Common Foods" lies in the fact that it serves as a scientific reference point for understanding the principles of nutrition and medicinal herbs d...

The persistent issue of carbon steel corrosion has led to extensive investigations, with ionic liquids emerging as a promising solution for mitigating this problem. This research assesses the corrosion inhibiting capabilities of four novel imidazolium ionic liquids (ILs), namely 1-benzyl-3-(2-nitrobenzoyl)-1H-imidazol-3-ium chloride (BNIC), 1- acet...

Phosphocalcic apatites have osteoconductive and bioactive properties that make them suitable for bone reconstruction. But, they are inactive against pathogenic microorganisms that can infect bone tissue. To overcome this limitation, we synthesized oxygen-doped phosphocalcic apatites that can release molecular oxygen as a bioactive molecule. We inve...

Cellulose, which occurs naturally in abundance, has the benefit of being the most widely used biomass material on a global scale. It is generated from natural fibers and can be processed to produce various types of nanocellulose fibers, each with its hierarchical configuration. This review summarizes current advances in the production of nanocellul...

Molecular dynamics simulations were performed to examine the impact of temperature (ranging from 250K to 350K) on the structural behavior of cellulose chains when dissolved in an aqueous cuprammonium hydroxide Cuam solvent system. By monitoring the root mean square deviation (RMSD) and radius of gyration (Rg) values at each temperature, we found th...

Cellulose is a biopolymer with numerous advantages that make it an ecological, economical, and high-performing choice for various applications. To fully exploit the potential of cellulose, it is often necessary to dissolve it, which poses a current challenge. The aqueous zinc oxide/sodium hydroxide (ZnO/NaOH/Water) system is a preferred solvent for...

Rosemary ( Rosmarinus officinalis Linn. or Salvia rosmarinus Spenn. ) is an aromatic herb renowned for its culinary, medicinal, and industrial significance. This review offers a multifaceted exploration of rosemary, delving into its nutritional composition, traditional culinary applications, and historical uses in traditional medicine. The review e...

This review investigates the convergence of nanotechnology and essential oils in advanced dermocosmetic delivery. It outlines the pivotal role of inorganic and polymeric nanoparticles, such as titanium dioxide, zinc oxide, and gold nanocarriers, in cosmeceutical applications, facilitating slow release, deeper skin penetration, and increased retenti...

The study aims to synthesize two green pyrazole compounds, N-((1H-pyrazol-1-yl)methyl)-4-nitroaniline (L4) and ethyl 5-methyl-1-(((4-nitrophenyl)amino)methyl)-1H-pyrazole-3-carboxylate (L6), and test their action as corrosion inhibitors for carbon steel (CS) in a 1 M HCl solution. Both chemical and electrochemical methods, namely, gravimetric measu...

A series of benzene sulfonamides 15–26 were synthesized and determined for their in vitro and in silico inhibitory profiles toward acetylcholinesterase (AChE) and carbonic anhydrases (CAs). Commercially available 3,4‐dimethoxytoluene was reacted with chlorosulfonic acid to furnish benzene sulfonyl chloride derivatives. The reaction of substituted b...

The present research demonstrates an innovative investigation of a new pyrazol derivative (2-ben-zoyl-4-nitro-N-[(1H-pyrazol-1-yl)methyl]aniline (BNPMA)) as an inhibitor of carbon steel corrosion in molar hydrochloric acid. A variety of methods and techniques were used in our research to assess corrosion inhibition, including weight loss measuremen...

The global surge in Alzheimer's disease poses a significant public health concern. In response, we study the efficacy of carnosic acid and related abietane-type diterpenes extracted from rosemary as acetylcholinesterase (AChE) inhibitors. Our analyses, using in silico techniques, encompassed all the compounds within this extract. Through molecular...

In this paper a comparative experimental and theoretical study of the inhibition capacity of two pyrazolic compounds, namely; Pyz1: N-(1H-pyrazol-1-yl)methyl)-5-bromopyridin-2-amine and Pyz2: ((1H-pyrazol-1-yl)methylamino) benzoic acid, against the corrosion of carbon steel was carried out in an acidic medium (1 M HCl at 30°C) according to differen...

In this paper a comparative experimental and theoretical study of the inhibition capacity of two pyrazolic compounds, namely; Pyz1: N-(1H-pyrazol-1-yl)methyl)-5-bromopyridin-2-amine and Pyz2: ((1H-pyrazol-1-yl)methylamino) benzoic acid, against the corrosion of carbon steel was carried out in an acidic medium (1 M HCl at 30°C) according to differen...

The inhibitory study of 4-(bis((1H-pyrazol-1-yl) methyl) amino) phenol (2PzH) and 4-(bis(3,5-dimethyl-1H-pyrazol-3-yl­meth­yl)­amino] phenol (2PzMe) on mild steel (M-S) corrosion in 1M HClaggressive medium was conducted via, electrochemical techniques, thermodynamic parameters, XPS...

Rosmarinus officinalis L. compounds, especially its main polyphenolic compounds, carnosic acid (CA) and rosmarinic acid (RA), influence various facets of cancer biology, making them valuable assets in the ongoing fight against cancer. These two secondary metabolites exhibit formidable antioxidant properties that are a pivotal contributor against th...

An approach based on Keggin heteropoly acids (HPAs) has been presented for the mild and fast synthesis of five different structures of imine and azine-linked two-dimensional (2D) and three-dimensional (3D) covalent organic frameworks (COFs). Traditionally, these crystalline materials have been synthesized via the Schiff base polycondensation reacti...

Seven carboxylate Sn(IV) complexes C1–C7 were synthesized by condensation between piperic acid with tri-phenylstannanol C1, piperic acidwith di-butylstannanone C2, phenylthioacetic acid with di-butylstannanone C3, 1,1′-(propane-1,3-diyl)-bis-(5-methyl-1H-pyrazole-3-carboxylic acid) with tri-phenylstannanol C4, 1,1′-(ox-ybis(ethane-2,1- di-yl))bis(5...

Citrus peels are considered a rich source of valuable biomolecules. Pectin is a polymer of polysaccharide acid and is composed of galacturonic acid monosaccharides. In this study, response surface methodology was used to optimize pectin extraction from Citrus × clementina Hort. ex Tan. (Rutaceae) peels using citric acid as an extraction solvent. Th...

Throughout history, essential oils have been employed for their pleasing scents and potential therapeutic benefits. These oils have shown promise in various areas, including aromatherapy, personal care products, natural remedies, and even as alternatives to traditional cleaning agents or pest control solutions. The study aimed to explore the chemic...

In the drug chemistry industry, synthesizing a talented exclusive series of aza-polyheterocyclic compounds was crucial. Aminopyrimidine nucleus reacted with two equivalents of benzaldehyde in the presence of KOH as a starting material to bring about imidazopyrimidine derivative, which experienced intermolecular cyclization using carbon disulfide, B...

Citrus peels are considered as a rich source of valuable biomolecules like pectin as polymer of polysaccharide acid. In this study, response surface methodology was used to optimize pectin extraction from Citrus clementina peels using citric acid as extraction solvent. The effect of parameters conditioning the extraction process and pectin yield (p...

It is at the chemistry-biology interface that this work that we have carried out takes place. Indeed, the expected goal is to develop simple molecules, capable of activating the catalytic action of certain metalloenzymes such as tyrosinase. The official name of an enzyme includes the type of reaction catalyzed, the name of the substrates involved....

Controlled drug delivery is a crucial area of study for improving the targeted availability of drugs; several polymer systems have been applied for the formulation of drug delivery vehicles, including linear amphiphilic block copolymers, but with some limitations manifested in their ability to form only nanoaggregates such as polymersomes or vesicl...

The purpose of this study was to determine the chemical composition of the essential oil of Lavandula officinalis from Morocco using the GC-MS technique and assess the antibacterial effects against seven pathogenic bacteria strains isolated from the food origins of Salmonella infantis, Salmonella kentucky, Salmonella newport, three serotypes of Esc...

Four tridentate ligands L1-L4, namely N,N-bis((3,5-dimethyl-1H-pyrazol-1-yl)methyl) pyridin-2-amine: L1, 5-chloro-N,N-bis((3,5-dimethyl-1H-pyrazol-1-yl)methyl) pyridin-2-amine:L2, N,N-bis((3,5-dimethyl-1H-pyrazol-1-yl)methyl)thiazol-2-amine:L3 and N,N-bis((3,5-dimethyl-1H-pyrazol-1-yl)methyl)-6-methylpyridin-2-amine: L4 were synthesized, characteri...

This study was conceived to work on Artemisia herba alba essential oils (EOs) originating from Eastern Morocco. We investigated the chemical properties and determined the antiradical scavenging activity. The GC-MS technique was used to elucidate the chemical composition of the two studied regions. Jerada Eo was distinguished by the existence of 1,6...

This study examines the removal efficiency of Tramadol hydrochloride (TR) and mineralization (chemical oxygen demand, COD) by the effective photoinduced Fenton-simulated system under artificial light (UVA). The Box-Behnken design was used to optimize the value of each parameter. The model yielded the following optimal parameters: [TR]0 = 10 mg, rat...

The pyrazole-pyridin-2-amine, as a tridentate pyrazole ligand, and its neutral Co(II)/pyrazole complex were prepared using a direct method with a high yield. The desired pyrazole ligand and its complex were subjected to several physicochemical and thermal analyses; moreover, the DFT-like optimization of MEP, HOMO/LUMO, and TD-DFT correlated well wi...

Herein, new substituted ligands based on pyrazole (L1–L4) were synthesized via a one-step by condensing (1H-pyrazole-1-yl) methanol with different primary amine compounds. The present work utilized the catalytic properties of the in situ complexes formed by these ligands with various copper (II) salts viz. Cu(CH3COO)2, CuSO4, CuCl2, and Cu(NO3)2 fo...

The microbial resistance to various anti-infective drugs remains a major worldwide health problem. Therefore, the search for novel and effective antimicrobial agents is of paramount importance to combat these pathogenic microorganisms. The present study includes the synthesis of novel Bis(arylidene-2-[(tetrazol-5-yl)]alkane derivatives and the eval...

In situ complexes, arising from six ligands based on pyrazol (L1-L6): N,N-bis((3,5-dimethyl-1H-pyrazol-1-yl)methyl)-4-fluoroaniline (L1); 5-chloro-N-((3,5-dimethyl-1H-pyrazol-1-yl)methyl)pyridin-2-amine (L2); N-((3,5-dimethyl-1H-pyrazol-1-yl)methyl)-N-phenylaniline (L3); N-((1H-pyrazol-1-yl) methyl)-N-phenylbenzenamine (L4); N,N-bis((1H-pyrazol-1-y...

This study was conceived to work on Artemisia herba alba essential oils (EOs) originating from Eastern Morocco. We investigated the chemical properties and determined the antiradical scavenging activity. The GC-MS technique was used to elucidate the chemical composition of the two studied regions. Jerada Eo was distinguished by the existence of 1,6...

Comparative study of inhibitory efficacy of methionine and its derivatives in acidic medium by mild steel Mor. Abstract: Corrosion inhibition effect of L-Methionine (MT1), L-Methionine sulfoxide (MT2) and L-Methionine sulfone (MT3) on mild steel corrosion in 1M HCl solution was studied by using weight loss, electrochemical polarization and electroc...

In this work, we report on the catalytic activity of a manganese complex [(Cl)2Mn(RCOOET)], where RCOOET is ethyl-5-methyl-1-(((6-methyl-3-nitropyridin-2-yl)amino)methyl)-1H-pyrazole-3-carboxylate, in the oxidation of phenol or catechol by atmospheric oxygen to form o-quinone. The [(Cl)2Mn(RCOOET)] catalyzes the oxidation of catechol at a rate of 3...

The Fifth International Conference on Materials and Environmental Science (ICMES2022¹), is an interdisciplinary platform to promote a multi-sectoral and collaborative approach in the field of development of new and innovative approaches in materials, their applications in energy and renewable energy, environmental science, sustainable development,...

In atomic force microscopy (AFM) there has been an existing void in ascribing chemical identity to features. Fourier transform infrared (FTIR) and UV–Visible spectroscopy are powerful means to chemically identify functional groups and to assess sample molecule conformations and chemical environments. However, limited by the diffraction of light, na...

Clean hydrogen made from water-splitting through the hydrogen evolution reaction (HER) is important for sustainability and reducing pollution. Exploration of high-efficiency Pt-free electrochemical catalysts for HER is considered a great challenge for the development of sustainable and carbon dioxide-free energy conversion systems. For that, electr...

Iron and steel materials are extensively used in many industries due to low cost and availability. We suggested alpha-linolenic acid (ALA) to slow down the corrosion of XC48 steel in H2SO4 solution. We chose ALA because it comprises a carboxylic group and an aliphatic chain containing 17 carbons with three double bonds. This work was conducted by e...

The Zingiberaceae plant Alpinia officinarum Hance (galangal) is a perennial herb with a raceme of showy flowers and attractive foliage. The rhizome is smaller and has a more pungent odor and taste. Such a plant has been traditionally used for many years to treat several diseases, including cold, pain, inflammation, stomach, and microbial infection....

A novel double-open-cubane (NNCO)6Co4Cl2 cluster with a Co4O6 core was made available under aqua-ultrasonic open atmosphere conditions for the first time. The ultrasonic clusterization of the (3,5-dimethyl-1H-pyrazol-1-yl)methanol (NNCOH) ligand with CoCl2·6H2O salts in ethanol yielded a high-purity and high-yield cluster product. Energy-dispersive...

In recent years Graphene oxide (GO) has become a more usable material due to the excellent electrical, thermal, mechanical and optical properties it contains, Graphene plays an important role in most fields. Chitosan (CS) is a natural polymer that has been extensively studied due to its specific formation, high chemical resistance and better physic...

The inhibition influence of synthesized ethyl 5-methyl-1-(((6-methyl-4-nitropyridin-3-yl)amino)methyl)-1H-pyrazole-3-carboxylate (EMPC) on corrosion of carbon steel (CS) in 1M HCl solution was investigated using mass loss measurements, electrochemical impedance spectroscopy (EIS) and potentiodynamic polarization measurements (PDP) techniques. The e...

The Coronavirus pandemic, Covid-19 and SARS-Cov-2 put multidisciplinary research by chemists, biologists, pharmacists and theorists necessary and primordial task to find new active biomolecules which will be beneficial for all humanity. The azoles drugs are electronic rich, they should be used with caution, and an understanding of their pharmacokin...

Zingiber officinale Roscoe, commonly known as ginger, is widely used as a spice or a folk medicine. Such a plant has been incuriously focused on by publishing extensive papers and reviews, which were devoted to understanding such materials and their multiple applications. Following the same topic, this review overlaps the last years’ studies. At pr...