Search Results - "Shaaban, Saad"

Applications of Chiral Cyclopentadienyl (Cpx) Metal Complexes in Asymmetric Catalysis by Shaaban, Saad, Davies, Caitlin, Waldmann, Herbert

“…Metal complexes containing cyclopentadienyl (Cp) ligands are versatile and robust catalysts widely applied in organic synthesis. During the last two decades…”
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Synthesis of sulfones via selective C-H-functionalization by Shaaban, Saad, Liang, Shuai, Liu, Nai-Wei, Manolikakes, Georg

“…The synthesis of sulfones via a selective functionalization of C-H-bonds represents a powerful alternative to classical methods for the preparation of this…”
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Metal‐Free Formal Oxidative C−C Coupling by In Situ Generation of an Enolonium Species by Kaiser, Daniel, de la Torre, Aurélien, Shaaban, Saad, Maulide, Nuno

“…Much contemporary organic synthesis relies on transformations that are driven by the intrinsic, so‐called “natural”, polarity of chemical bonds and reactive…”
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Hydroxamic Acids as Chemoselective (ortho‐Amino)arylation Reagents via Sigmatropic Rearrangement by Shaaban, Saad, Tona, Veronica, Peng, Bo, Maulide, Nuno

“…The use of readily available hydroxamic acids as reagents for the chemoselective (ortho‐amino)arylation of amides is described. This reaction proceeds under…”
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Metal-Free Synthesis of Highly Substituted Pyridines by Formal [2+2+2] Cycloaddition under Mild Conditions by Xie, Lan-Gui, Shaaban, Saad, Chen, Xiangyu, Maulide, Nuno

“…The synthesis of pyridines through direct intermolecular cycloaddition of alkynes and nitriles is a contemporary challenge in organic synthesis. A Brønsted…”
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MAPK, AKT/FoxO3a and mTOR pathways are involved in cadmium regulating the cell cycle, proliferation and apoptosis of chicken follicular granulosa cells by Zhu, Mingkun, Miao, Sasa, Zhou, Wenting, Elnesr, Shaaban Saad, Dong, Xinyang, Zou, Xiaoting

“…The occurrence of cadmium (Cd) in feed is a major problem in animal health and production. Studies have confirmed that Cd depresses egg production of laying…”
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Induction of reproductive activity and egg production by gonadotropin‐releasing hormone in non‐laying hens by Hanafy, Ahmed M., Elnesr, Shaaban Saad

“…The current study was conducted to evaluate the effects of gonadotropin‐releasing hormone (GnRH) analogue (Receptal) injection on reproductive traits of fully…”
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Design, Synthesis, Spectroscopic Inspection, DFT and Molecular Docking Study of Metal Chelates Incorporating Azo Dye Ligand for Biological Evaluation by Al-Gaber, Mohamed Ali Ibrahim, Abd El-Lateef, Hany M, Khalaf, Mai M, Shaaban, Saad, Shawky, Mohamed, Mohamed, Gehad G, Abdou, Aly, Gouda, Mohamed, Abu-Dief, Ahmed M

“…A new heterocyclic azo dye ligand (L) was synthesized by the combination of 4-amino antipyrine with 4-aminophenol. The new Cr(III), Mn(II), Fe(III), Co(II),…”
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Nickel‐Catalyzed Synthesis of Diaryl Sulfones from Aryl Halides and Sodium Sulfinates by Liu, Nai‐Wei, Liang, Shuai, Margraf, Natalie, Shaaban, Saad, Luciano, Vanessa, Drost, Marcella, Manolikakes, Georg

“…A novel nickel‐catalyzed cross‐coupling of sulfinic acid salts with aryl halides is described. The reaction provides access to various diaryl sulfones in…”
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Synthesis and in Silico Investigation of Organoselenium-Clubbed Schiff Bases as Potential Mpro Inhibitors for the SARS-CoV-2 Replication by Shaaban, Saad, Abdou, Aly, Alhamzani, Abdulrahman G., Abou-Krisha, Mortaga M., Al-Qudah, Mahmoud A., Alaasar, Mohamed, Youssef, Ibrahim, Yousef, Tarek A.

“…Since the first report of the organoselenium compound, ebselen, as a potent inhibitor of the SARS-CoV-2 Mpro main protease by Z. Jin et al. (Nature, 2020),…”
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Synthesis, DFT, Biological and Molecular Docking Analysis of Novel Manganese(II), Iron(III), Cobalt(II), Nickel(II), and Copper(II) Chelate Complexes Ligated by 1-(4-Nitrophenylazo)-2-naphthol by Alghuwainem, Yousef A A, El-Lateef, Hany M Abd, Khalaf, Mai M, Amer, Amer A, Abdelhamid, Antar A, Alzharani, Ahmed A, Alfarsi, Anas, Shaaban, Saad, Gouda, Mohamed, Abdou, Aly

“…Novelmanganese(II), iron(III), cobalt(II), nickel(II), and copper(II) chelates were synthesized and studied using elemental analysis (EA), infrared…”
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Mechanistic Pathways in Amide Activation: Flexible Synthesis of Oxazoles and Imidazoles by Di Mauro, Giovanni, Maryasin, Boris, Kaiser, Daniel, Shaaban, Saad, González, Leticia, Maulide, Nuno

“…The preparation of substituted aminooxazoles and aminoimidazoles from α-arylamides and α-aminoamides through triflic anhydride-mediated amide activation is…”
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Supramolecular Self-Assembly Built by Hydrogen, Stacking and Br···Br Interactions in 4-((4-Bromobenzyl)Selanyl)Aniline: Structure, Hirshfeld Surface Analysis, 3D Energy Framework Approach and Global Reactivity Descriptors by Shaaban, Saad, Ferjani, Hela, Yousef, Tarek, Abdel-Motaal, Marwa

“…A novel organoselenium compound named 4-((4-bromobenzyl)selanyl)aniline, C 13 H 12 BrNSe, ( A) , was synthesized via reduction of…”
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Evaluation of novel multifunctional organoselenium compounds as potential cholinesterase inhibitors against Alzheimer’s disease by Refaay, Dina A., Ahmed, Dalia M., Mowafy, Amr M., Shaaban, Saad

“…Acetylcholinesterase (AChE) inhibitors are of widespread interest to the pharmaceutical communities. Herein, 34 organoselenium compounds were synthesized in…”
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The effects of dietary tomato powder (Solanum lycopersicum L.) supplementation on the haematological, immunological, serum biochemical and antioxidant parameters of growing rabbits by Elwan, Hamada A. M., Elnesr, Shaaban Saad, Mohany, Mohamed, Al-Rejaie, Salim S.

“…Using nutritional antioxidants in livestock systems is considered the key in improving animal production. The current study assumes that dietary tomato powder…”
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Synthesis of New Organoselenium-Based Succinanilic and Maleanilic Derivatives and In Silico Studies as Possible SARS-CoV-2 Main Protease Inhibitors by Shaaban, Saad, Al-Faiyz, Yasair S, Alsulaim, Ghayah M, Alaasar, Mohamed, Amri, Nasser, Ba-Ghazal, Hussein, Al-Karmalawy, Ahmed A, Abdou, Aly

“…Herein we report the synthesis of organic selenide-based maleanilic and succinanilic acids in good yields (up to 95%). Their structural identities were…”
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RhIII‐Catalyzed C−H Activation of Aryl Hydroxamates for the Synthesis of Isoindolinones by Shaaban, Saad, Davies, Caitlin, Merten, Christian, Flegel, Jana, Otte, Felix, Strohmann, Carsten, Waldmann, Herbert

“…RhIII‐catalyzed C−H functionalization reaction yielding isoindolinones from aryl hydroxamates and ortho‐substituted styrenes is reported. The reaction proceeds…”
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Novel Organoselenium Redox Modulators with Potential Anticancer, Antimicrobial, and Antioxidant Activities by Sak, Marwa, Al-Faiyz, Yasair, Elsawy, Hany, Shaaban, Saad

“…Novel organic selenides were developed in good yields (up to 91%), and their chemical entities were confirmed by IR, MS, and 1H- and 13C-NMR spectroscopy…”
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Design, Synthesis, and Biological Evaluation of Novel Hydroxamic Acid-Based Organoselenium Hybrids by Alotaibi, Jameelah S, Al-Faiyz, Yasair S, Shaaban, Saad

“…We report the design and synthesis of novel hydroxamic acid-tethered organoselenium (OSe) hybrids. Their antimicrobial and anticancer activities were assessed…”
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Corrigendum to: “MAPK, AKT/FoxO3a and mTOR pathways are involved in cadmium regulating the cell cycle, proliferation and apoptosis of chicken follicular granulosa cells” [Ecotoxicol. Environ. Saf. 214 (2021) 112091] by Zhu, Mingkun, Miao, Sasa, Zhou, Wenting, Elnesr, Shaaban Saad, Dong, Xinyang, Zou, Xiaoting

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