Search Results - "Eliwa, Essam M"

Metal-free domino amination-Knoevenagel condensation approach to access new coumarins as potent nanomolar inhibitors of VEGFR-2 and EGFR by Eliwa, Essam M., Frese, Marcel, Halawa, Ahmed H., Soltan, Maha M., Ponomareva, Larissa V., Thorson, Jon S., Shaaban, Khaled A., Shaaban, Mohamed, El-Agrody, Ahmed M., Sewald, Norbert

“…A metal-free, atom-economy and simple work-up domino amination-Knoevenagel condensation approach to construct new coumarin analogous (4a-f and 8a-e) was…”
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Ethyl ester/acyl hydrazide-based aromatic sulfonamides: facile synthesis, structural characterization, electrochemical measurements and theoretical studies as effective corrosion inhibitors for mild steel in 1.0 M HCl by Bedair, Mahmoud A, Abuelela, Ahmed M, Alshareef, Mubark, Owda, Medhat, Eliwa, Essam M

“…In this research paper, aromatic sulfonamide-derived ethyl ester ( p -TSAE ) and its acyl hydrazide ( p -TSAH ) were directly synthesized, characterized, and…”
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Synthesis and characterization of a novel benzothiazole functionalized chitosan and its use for effective adsorption of Cu(II) by Gamal, Ahmed, Ibrahim, Ahmed Galal, Eliwa, Essam M., El-Zomrawy, Adham Hassan, El-Bahy, Salah M.

“…Contamination of water with the copper(II) ions leads to serious diseases such as liver damage and cancer. This deadly effect prompted us to target the…”
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C3-Spirooxindoles: Divergent chemical synthesis and bioactivities (2018–2023) by Helal, Mohamed H., Owda, Medhat E., Mogharbel, Amal T., Hamzah Alessa, Ali, Omer, Noha, Abdelaziz, Mahmoud A., Ibrahim, Islam, Eliwa, Essam M.

“…[Display omitted] This scientific review documents the recent progress of C3-spirooxindoles chemistry (synthesis and reaction mechanism) and their…”
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Anti-corrosive agents based benzil-thiocarbohydrazone macrocyclic ligand-derived Cu (II) and Zn (II) chelates: template synthesis and physically admixing with epoxy coating by Elgammal, Walid E., Eliwa, Essam M., Goomaa, Hosni A., Owda, Medhat E., Abd El-Wahab, H.

“…Purpose This paper aims to focus on the synthesis of the macrocyclic complexes (Cu and Zn) and their applications as anticorrosive materials in epoxy paint…”
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Diverse bioactive metabolites from Penicillium sp. MMA derived from the red sea: structure identification and biological activity studies by Boulis, Ann G., Hamed, Ahmed A., El-awady, Mohamed E., Mohamed, Attia R., Eliwa, Essam M., Asker, Mohsen M. S., Shaaban, Mohamed

“…A soft coral-derived fungus Penicillium sp. among other isolates e high antibacterial, anti-yeast and cytotoxic activities. The fungus, Penicillium sp . MMA,…”
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New edaravone analogs incorporated with N‐benzylthiazole moiety: Multistep chemical synthesis, in vitro cytotoxicity with pRIPK3 inhibitory activities, and molecular docking by Ahmed, Abdullah A., El‐All, Mahmoud M. Abd, El‐Hallouty, Salwa M., Elshahid, Zeinab A., Eliwa, Essam M.

“…In this research article, the chemical synthesis of new N‐phenylpyrazolone‐N‐benzylthiazole hybrids (3–6) via late‐stage thiazolation of the corresponding…”
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Thiazolation of phenylthiosemicarbazone to access new thiazoles: anticancer activity and molecular docking by Elgammal, Walid E, Shaban, Safaa S, Eliwa, Essam M, Halawa, Ahmed H, Abd El-Gilil, Shimaa M, Hassan, Rasha A, Abdou, Amr M, Elhagali, Gameel Am, Reheim, Mam Abdel

“…Novel thiazole hybrids were synthesized via thiazolation of 4-phenylthiosemicarbazone ( ). The anticancer activity against the NCI 60 cancer cell line panel…”
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New Gd(I)/Cs(III) complexes of benzil‐based thiocarbohydrazone macrocyclic ligand: Chemical synthesis, characterization, and study their biological effectiveness as antibacterial, antioxidant, and antiviral additives for polyurethane surface coating by Eliwa, Essam M., Elgammal, Walid E., Sharaf, Mohamed H., Elsawy, Maha M., Kalaba, Mohamed H., El‐Fakharany, Esmail M., Owda, Medhat E., Abd El‐Wahab, Hamada

“…Germs are transmitted in different ways and remain viable or infectious on metal, glass, wood, fabrics, and plastic surfaces for prolonged periods of time…”
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Cu(II)-Promoted the Chemical Synthesis of New Azines-Based Naphthalene Scaffold as In Vitro Potent Mushroom Tyrosinase Inhibitors and Evaluation of Their Antiproliferative Activity by Eliwa, Essam M., Elgammal, Walid E., Belal, Amany, Abourehab, Mohammed A. S., Abd El-Gilil, Shimaa M., Mehany, Ahmed B. M., Elhagali, Gameel A. M.

“…Herein, synthesis of new designated azines-based naphthalene scaffold (3a-10) was assisted by CuCl 2 .2H 2 O for the first time. Their biological screening…”
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Targeted potent antimicrobial benzochromene-based analogues: Synthesis, computational studies, and inhibitory effect against 14α-Demethylase and DNA Gyrase by Fouda, Ahmed M., Hassan, Ahmed H., Eliwa, Essam M., Ahmed, Hany E.A., Al-Dies, Al-Anood M., Omar, Abdelsattar M., Nassar, Hesham S., Halawa, Ahmed H., Aljuhani, Naif, El-Agrody, Ahmed M.

“…[Display omitted] •Benzochromene-based analogues linked to pyrimidine and triazolopyrimidine were synthesized.•The target components have been screened for…”
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Synthesis of diverse amide linked bis-indoles and indole derivatives bearing coumarin-based moiety: cytotoxicity and molecular docking investigations by Halawa, Ahmed H., Abd El-Gilil, Shimaa M., Bedair, Ahmed H., Eliwa, Essam M., Frese, Marcel, Sewald, Norbert, Shaaban, Mohamed, El-Agrody, Ahmed M.

“…New amide linked bis-indoles 10a , b , and 12 have been synthesized by treatment of tryptamine ( 9 ) or 5-aminoindole ( 11 ) with oxalyl chloride or adipoyl…”
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Synthesis, biological activity and molecular modeling study of new Schiff bases incorporated with indole moiety by Halawa, Ahmed H., El-Gilil, Shimaa Mohamed Abd, Bedair, Ahmed H., Shaaban, Mohamed, Frese, Marcel, Sewald, Norbert, Eliwa, Essam M., El-Agrody, Ahmed M.

“…A new series of heterocyclic Schiff bases containing indole moiety were synthesized by facile and efficient condensation of indole-3/2/5-carboxaldehyde ( )…”
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Synthesis and biological activities of new bis-indole derivatives via microwave irradiation by Halawa, Ahmed H., Bedair, Ahmed H., El-Agrody, Ahmed M., Eliwa, Essam M., Frese, Marcel, Sewald, Norbert, Shaaban, Mohamed

“…Three new series of bis-indole derivatives were synthesized based on -phenylenediamine ( and ) and 4,4′-ethylenedianiline moieties ( ) using facile and…”
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New bioactive compounds from the marine-derived actinomycete Nocardiopsis lucentensis sp. ASMR2 by Eliwa, Essam M., Abdel-Razek, Ahmed S., Frese, Marcel, Wibberg, Daniel, Halawa, Ahmed H., El-Agrody, Ahmed M., Bedair, Ahmed H., Kalinowski, Jörn, Sewald, Norbert, Shaaban, Mohamed

“…In the search for new bioactive compounds from extremophilic actinomycetes, a new marine actinomycete strain, sp. ASMR2 has been isolated and taxonomically…”
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Water treatment by perovskite materials and their applications: A comprehensive review by Ibrahim, Islam, Belessiotis, George V., Ahmed, Abdelhamied, Boedicker, John R., Eliwa, Essam M., Moneam, Ihab A., Mourtada Elseman, Ahmed, Genidy Mohamed, Gehad, Mokhtar Mohamed, Mohamed, Salama, Tarek M.

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Thione tautomer of hydrazone-carbodithioate chelator-derived Cu(II) and Zn(II) complexes as potential antibacterial agents: DFT computations and UV-assisted photocatalytic degradation of Rose Bengal dye by Elzaref, Ahmed S., Elgammal, Walid E., Mosaad Abdallah, Abanoub, Al-Mhyawi, Saedah R., Abdellatif, Haitham A., Abdou, Amr M., Eliwa, Essam M., Ibrahim, Islam, Elfeky, Ahmed S.

“…•Preparation of new hydrazone-carbodithioate ligand 3 and its Cu(II) with Zn(II) complexes.•Confirmation of complexation by DFT computations.•Photocatalytic…”
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Synthesis, in vitro cytotoxicity activity against the human cervix carcinoma cell line and in silico computational predictions of new 4-arylamino-3-nitrocoumarin analogues by Halawa, Ahmed H., Eliwa, Essam M., Hassan, Ahmed A., Nassar, Hesham S., El-Eisawy, R.A., Ismail, Mohamed, Frese, Marcel, Shaaban, Mohamed, El-Agrody, Ahmed M., Bedair, Ahmed H., Sewald, Norbert

“…A new series of 4-arylamino-3-nitrocoumarin analogues (4–18) have been synthesized and characterized by sophisticated spectroscopic techniques (1H NMR, 13C…”
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C 3 -Spirooxindoles: Divergent chemical synthesis and bioactivities (2018-2023) by Helal, Mohamed H, Owda, Medhat E, Mogharbel, Amal T, Hamzah Alessa, Ali, Omer, Noha, Abdelaziz, Mahmoud A, Ibrahim, Islam, Eliwa, Essam M

“…This scientific review documents the recent progress of C -spirooxindoles chemistry (synthesis and reaction mechanism) and their bioactivities, focusing on the…”
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New naturally occurring phenolic derivatives from marine Nocardiopsis sp. AS23C: Structural elucidation and in silico computational studies by Eliwa, Essam M., Abdel‐Razek, Ahmed S., Frese, Marcel, Halawa, Ahmed H., El‐Agrody, Ahmed M., Bedair, Ahmed H., Sewald, Norbert, Shaaban, Mohamed

“…In our persistent research for new bioactive secondary metabolites from marine actinomycetes, Nocardiopsis sp. AS23C strain was isolated from the marine Alga…”
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