Search Results - "El‐Khatib, Rafat M."

Sonochemical synthesis, structural inspection and semiconductor behavior of three new nano sized Cu(II), Co(II) and Ni(II) chelates based on tri‐dentate NOO imine ligand as precursors for metal oxides by Abdel Rahman, Laila H., Abu‐Dief, Ahmed M., El‐Khatib, Rafat M., Abdel‐Fatah, Shimaa Mahdy, Adam, A.M., Ibrahim, E.M.M.

“…Three novel nanosized Cu(II), Co(II) and Ni(II) complexes of imine ligand attained from the condensation of 2‐amino‐3‐hydroxypyridine and…”
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Novel Cr (III), Fe (III) and Ru (III) Vanillin Based Metallo‐Pharmaceuticals for Cancer and Inflammation Treatment: Experimental and Theoretical Studies by Abdel‐Rahman, Laila H., El‐Khatib, Rafat M., Abdel‐Fatah, Shimaa M., Moustafa, H., Alsalme, Ali M., Nafady, Ayman

“…In this study, three novel complexes comprising trivalent Cr (III), Fe (III) and Ru (III) with imine ligand derived from 2‐amino‐3‐hydroxypyridine and…”
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Design, characterization, teratogenicity testing, antibacterial, antifungal and DNA interaction of few high spin Fe(II) Schiff base amino acid complexes by Abdel-Rahman, Laila H., El-Khatib, Rafat M., Nassr, Lobna A.E., Abu-Dief, Ahmed M., Lashin, Fakhr El-Din

“…•A new Schiff base amino acid ligands and their Fe(II) complexes were prepared.•They were characterized by different physicochemical and spectral studies.•The…”
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Design, preparation, physicochemical characterization, structural conformational, biological evaluation, and DNA interaction for some new benzimidazole complexes by Abu‐Dief, Ahmed M., El‐Khatib, Rafat M., El‐Dabea, Tarek, Feizi‐Dehnayebi, Mehran, Barnawi, Ibrahim Omar, Alsehli, Amal H., Al‐Ghamdi, Khalaf, El‐Remaily, Mahmoud Abd El Aleem Ali Ali

“…New Cu (II), VO (II), Ag(I), and Pd (II)‐[BIP = 4,6‐dimethyl‐N‐(octahydro‐2H‐benzimidazol‐2‐ylidene)pyrimidin‐2‐amine] chelates have been synthesized by the…”
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Design, synthesize, physicochemical characterization, nonlinear optical properties structural elucidation, biomedical studies, and DNA interaction of some new mixed ligand complexes incorporating 4,6‐dimethylpyrimidine derivative and imidazole ligand by Abu‐Dief, Ahmed M., El‐Khatib, Rafat M., El‐Dabea, Tarek, Abdel‐Latif, Samir A., Barnawi, Ibrahim Omar, Aljohani, Faizah S., Al‐Ghamdi, Khalaf, El‐Remaily, Mahmoud Abd El Aleem Ali Ali

“…This study was planned to prepare new mixed ligand chelates derived from N‐(4,6‐dimethylpyrimidin‐2‐yl)‐3a,4,5,6,7,7a‐hexahydro‐1H‐benzimidazol‐2‐amine (BIP),…”
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Sonochemical synthesis, DNA binding, antimicrobial evaluation and in vitro anticancer activity of three new nano-sized Cu(II), Co(II) and Ni(II) chelates based on tri-dentate NOO imine ligands as precursors for metal oxides by Abdel-Rahman, Laila H., Abu-Dief, Ahmed M., El-Khatib, Rafat M., Abdel-Fatah, Shimaa Mahdy

“…Three new nano sized Cu(II), Co(II) and Ni(II) complexes of imine ligand derived from the condensation of 2-amino-3-hydroxypyridine and…”
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Some new nano-sized Fe(II), Cd(II) and Zn(II) Schiff base complexes as precursor for metal oxides: Sonochemical synthesis, characterization, DNA interaction, in vitro antimicrobial and anticancer activities by Abdel-Rahman, Laila H., Abu-Dief, Ahmed M., El-Khatib, Rafat M., Abdel-Fatah, Shimaa Mahdy

“…[Display omitted] •Sonochemical synthesis and characterization of some Schiff base complexes.•Characterization of the prepared complexes using different…”
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Synthesis, structural elucidation, DFT calculation, biological studies and DNA interaction of some aryl hydrazone Cr3+, Fe3+, and Cu2+ chelates by Abu-Dief, Ahmed M., El-Khatib, Rafat M., Aljohani, Faizah S., Al-Abdulkarim, Hessah A., Alzahrani, Seraj, El-Sarrag, Gehad, Ismael, Mohamed

“…The current research focuses on the treatment of Cr(III), Fe(III) and Cu(II) metal ions with aryl hydrazone ligand named…”
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Metal based pharmacologically active agents: Synthesis, structural characterization, molecular modeling, CT-DNA binding studies and in vitro antimicrobial screening of iron(II) bromosalicylidene amino acid chelates by Abdel-Rahman, Laila H., El-Khatib, Rafat M., Nassr, Lobna A.E., Abu-Dief, Ahmed M., Ismael, Mohamed, Seleem, Amin Abdou

“…[Display omitted] •Novel Schiff base amino acid iron(II) chelates were designed and synthesized.•They were characterized by different physicochemical and…”
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Kinetics and mechanism of the decay of methyl cellulose-manganate(VI) polysaccharide transient species-novel spectrophotometric kinetic trace of methyl cellulose hypomangate(V) gel intermediate polysaccharide by Shaker, Ali M, El-Khatib, Rafat M, Mahran, Hossnia S

“…Kinetics of the decay of methyl cellulose-manganate(VI) intermediate polysaccharide [MC-MnO₄²⁻] have been followed spectrophotometrically in different strong…”
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Efficiency and development of guanidine chelate catalysts for rapid and green synthesis of 7‐amino‐4,5‐dihydro‐tetrazolo[1,5‐ a ]pyrimidine‐6‐carbonitrile derivatives supported by density functional theory (DFT) studies by El‐Remaily, Mahmoud Abd El Aleem Ali Ali, El‐Dabea, Tarek, El‐Khatib, Rafat M., Abdou, Aly, El Hamd, Mohamed A., Abu‐Dief, Ahmed M.

“…Three GUBZCu, GUBZVO, and GUBZPd chelates have been prepared from 2‐guanidino benzimidazole (GUBZ ligand) by a bidentate coordinating approach. FT‐IR, mass,…”
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Synthesis, physicochemical studies, embryos toxicity and DNA interaction of some new Iron(II) Schiff base amino acid complexes by Abdel-Rahman, Laila H., El-Khatib, Rafat M., Nassr, Lobna A.E., Abu-Dief, Ahmed M.

“…► Some novel Fe(II) Schiff base amino acid complexes were prepared and characterized. ► The stoichiometry and stability of the complexes were determined…”
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A robust synthesis and characterization of superparamagnetic CoFe2O4 nanoparticles as an efficient and reusable catalyst for green synthesis of some heterocyclic rings by Aleem Ali El-Remaily, Mahmoud Abd El, Abu-Dief, Ahmed M., El-Khatib, Rafat M.

“…A robust synthesis for magnetic CoFe2O4 nanoparticles via a hydrothermal technique was investigated. The prepared magnetic nanoparticles were characterized…”
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Insights into microwave‐promoted synthesis of 3‐methyl‐4‐phenyl‐4,9‐dihydro‐1H‐pyrazolo[3,4‐d][1,2,4]triazolo[1,5‐a]pyrimidine derivatives catalyzed using new Pd (II),Cu (II),VO (II), and Ag(I) complexes as a heterogeneous catalyst and computational studies by Ali El‐Remaily, Mahmoud Abd El Aleem Ali, Alzubi, Mohammad Saleh Hussein, El‐Dabea, Tarek, El‐Khatib, Rafat M., Kamel, Moumen S., Feizi‐Dehnayebi, Mehran, Abu‐Dief, Ahmed M.

“…Four novel Pd (II), Cu (II), VO (II), and Ag(I) complexes were prepared from benzimidazole ligand through bidentate chelating mode. Alternative spectral and…”
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DNA binding ability mode, spectroscopic studies, hydrophobicity, and in vitro antibacterial evaluation of some new Fe(II) complexes bearing ONO donors amino acid Schiff bases by Abdel-Rahman, Laila H., El-Khatib, Rafat M., Nassr, Lobna A.E., Abu-Dief, Ahmed M.

“…New series of Fe(II) complexes and Schiff base amino acids have been designed and synthesized from the bioactive ligands by condensation of…”
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Innovation, structural inspection for new mixed complexes: DNA binding, biomedical applications and molecular docking approaches by Aljohani, Faizah S., El-Dabea, Tarek, El-Khatib, Rafat M., Abdou, Aly, Alzahrani, Seraj, Omar Barnawi, Ibrahim, El-Remaily, Mahmoud Abd El Aleem Ali Ali, Abu-Dief, Ahmed M.

“…2-Guanidinobenzimidazole (BIG) and Imidiazole (I) ligands were utilized to synthesize Cu(II), VO(II), Ag(I), and Pd(II) as mixed ligand complexes. All studied…”
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Titania nanoparticles by acidic peptization of xerogel formed by hydrolysis of titanium(IV) isopropoxide under atmospheric humidity conditions by Khalil, Kamal M.S., El-Khatib, Rafat M., Ali, Tarek T., Mahmoud, Hatem A., Elsamahy, Ahmed A.

“…Thermally stable nanoparticles (NPs) of anatase phase titania, TiO2, were prepared by calcinations of acidic peptization products of titania xerogel,…”
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Reactivity trends of hydroxide ion attack on high spin Fe(II) complexes including bromosalicylidene amino acid ligands in some mixed aqueous solvents: Gibb’s Free Energy of Transfer and initial-transition state analysis by Abdel-Rahman, Laila H., El-Khatib, Rafat M., Nassr, Lobna A.E., Abu-Dief, Ahmed M.

“…The kinetics of hydroxide ion attack on bis(bromosalicylidene alanate)iron (II) (bsali), bis(bromosalicylidene phenylalanate)iron(II) (bsphali),…”
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Reactivity Trends and Kinetic Inspection of Hydroxide Ion Attack and DNA Interaction on Some Pharmacologically Active Agents of Fe(II) Amino Acid Schiff Base Complexes at Different Temperatures by ABDEL-RAHMAN, LAILA H., EL-KHATIB, RAFAT M., NASSR, LOBNA A. E., ABU-DIEF, AHMED M.

“…ABSTRACT The reactivity of few novel high‐spin Fe(II) complexes of Schiff base ligands derived from 2‐hydroxynaphthaldehyde and some variety of amino acids…”
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Probing Solvation and Ion-Pairing Effects on the Redox Behavior of Cyclopentadienyl Cobalt Dicarbonyl, CpCo(CO)2, in the presence of [B(C6F5)4]- anion by Nafady, Ayman, Alsalme, Ali M., AL-Farhan, Khalid A., El Khatib, Rafat M., Bhargava, Suresh

“…The redox behavior of CpCo(CO)2, 1, (Cp = n5-C5H5) has been investigated in a number of organic solvents having different polarity and donor strength, in the…”
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