Search Results - "Mohamed Ahmed, Mohamed S"

Regioselective [3 + 2] cycloaddition synthesis and theoretical calculations of new chromene-pyrazole hybrids: A DFT-based Parr Function, Fukui Function, local reactivity indexes, and MEP analysis by Mohamed Ahmed, Mohamed S., Mekky, Ahmed E.M., Sanad, Sherif M.H.

“…•New series chromene-pyrazoles was prepared using [3 + 2] cycloaddition protocol.•The structure of the regioisomeric products was confirmed as 4-aroylpyrazoles…”
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Synthesis of novel benzo[6,7]cyclohepta[1,2-b]thieno[3,2-e]pyridines and their bis-analogues linked to different spacers: Approach to a new ring system by Mohamed Ahmed, Mohamed S., Abdelfattah, Ahmed M., Ahmed, Ahmed A. M.

“…The synthesis of benzosuberone-fused heterocyclic derivatives is an increasingly intriguing subject. The current study reports the synthesis of the new ring…”
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Synthesis, Antimicrobial Evaluation, DFT, in Silico‐Docking, and ADMET Investigations of Novel Chromene‐Based 2,4‐Thiazolidinediones by Mohamed Ahmed, Mohamed S., Alfraiji, Redhab AJ, Attaby, Fawzy A., Abdallah, Zeinab A.

“…Three series of thiazolidinedione (TZD) derivatives (5a‐f, 7a‐f, and 9a‐f) were prepared efficiently. Afterward, the synthesized candidates’ antibacterial…”
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Synthesis, in vitro-antimicrobial investigation, molecular docking, and DFT studies of novel bis-thiazole derivatives by Abdallah, Zeinab A., Alfraiji, Redhab A. J., Attaby, Fawzy A., S. Mohamed Ahmed, Mohamed

“…Two series of bis-thiazole derivatives (7a-f and 9a-j) were synthesized efficiently via two steps. First, the condensation of 3,3'-(alkane-diylbis(oxy))…”
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One-Pot Construction of Pyrazoles and Isoxazoles with Palladium-Catalyzed Four-Component Coupling by Mohamed Ahmed, Mohamed S, Kobayashi, Kei, Mori, Atsunori

“…Four-component coupling of a terminal alkyne, hydrazine (hydroxylamine), carbon monoxide, and an aryl iodide furnishes pyrazole or isoxazole derivatives in the…”
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Bis‐dioxomolybdenum (VI) oxalyldihydrazone complexes: Synthesis, characterization, DFT studies, catalytic epoxidation potential, molecular modeling and biological evaluations by Adam, Mohamed Shaker S., Ahmed, Mohamed S. Mohamed, El‐Hady, Omar M., Shaaban, Saad

“…Two cis‐bis‐dioxomolybdenum oxalylsalicylidenedihydrazone complexes (MoO2L1 and MoO2L2) were synthesized via the complexation of dioxomolybdenum (VI)…”
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Deformation modes and crashworthiness energy absorption of sinusoidally corrugated tubes manufactured by direct metal laser sintering by Alkhatib, Sami E., Matar, Mohammad S., Tarlochan, Faris, Laban, Othman, Mohamed, Ahmed S., Alqwasmi, Nouman

“…[Display omitted] •Sinusoidally corrugated tubes were additively manufactured through DMLS.•A sample of 8 tubes were heat treated and crushed experimentally…”
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Carbonylative Sonogashira Coupling of Terminal Alkynes with Aqueous Ammonia by Mohamed Ahmed, Mohamed S, Mori, Atsunori

“…Carbonylative coupling of phenylethyne with 4-methoxy-1-iodobenzene in the presence of 1 mol % PdCl2(PPh3)2, 2 equiv of 0.5 M aqueous ammonia, and CO (1 atm)…”
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New Arylazo‐Based (Chromene‐Thiazole) Hybrids as Potential MRSA Inhibitors by Abdallah, Zeinab A., Sanad, Sherif M. H., Mekky, Ahmed E. M., Ahmed, Mohamed S. Mohamed

“…A three‐component protocol was established to efficiently synthesize (chromene‐thiazole) and related arylazo analogs in good to excellent yields. The desired…”
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Bis(benzofuran-enaminone) hybrid possessing piperazine linker: Versatile precursor for microwave assisted synthesis of bis(pyrido[2',3':3,4]pyrazolo[1,5-a]pyrimidines) by Mekky, Ahmed E. M., Ahmed, Mohamed S. Mohamed, Sanad, Sherif M. H., Abdallah, Zeinab A.

“…We reported herein efficient procedures for the synthesis of new piperazine-linked bis(pyrido[2',3':3,4]pyrazolo[1,5-a]pyrimidines) using…”
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New design of high-power in-motion inductive charger for low power pulsation by Shaier, Ahmed A., Mohamed, Ahmed A. S., Metwally, Hamid, Selem, Sameh I.

“…The magnetic coupler is the most vital component for charging EV wirelessly. Through it, the output power can be transported from the transmitter to the…”
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Applying the improved stratigraphic modified Lorenz technique for dividing the highly heterogeneous clastic reservoirs into hydraulic flow units by Nabawy, Bassem S., Mohamed, Ahmed S., Omran, Awad A., Mohamed, Mostafa T.

“…The present study applies the improved stratigraphic modified Lorenz (ISML) technique to divide the Matulla Formation in Muzhil Oil Field in the Gulf of Suez…”
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A new hollow solenoid receiver compatible with the global double-D transmitter for EV inductive charging by Shaier, Ahmed A., Mohamed, Ahmed A. S., Metwally, Hamid, Selem, Sameh I.

“…Inductive power transfer (IPT) technology is a promising solution for charging the electric vehicles (EVs) by enabling an EV to charge its energy storage…”
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Misalignment analysis of WPT level 3/Z2-class of CirPT with DDPR and CirPR for EVs stationary charging by Elymany, Mahmoud M., Mohamed, Ahmed A. S., Shaier, Ahmed A., Enany, Mohamed A., Metwally, Hamid, Selem, Sameh I.

“…Future inductive charging ports must possess the capability to charge any electric vehicle (EV), irrespective of the specific coil architecture it is equipped…”
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Geochemical characteristics, hazards impact assessment and radiogenic heat production of the alkaline rocks by Sidique, Essam, Elhaddad, Mervat A., Sami, Mabrouk, Sanislav, Ioan V., Alshehri, Fahad, Ahmed, Mohamed S., Abbas, Hassan

“…This study primarily investigates the natural radioactivity level in alkaline rocks collected from the Wadi El-Dib ring complex (WDRC) in North Eastern Desert…”
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Late Campanian Climatic-Continental Weathering Assessment and Its Influence on Source Rocks Deposition in Southern Tethys, Egypt by Douaa Fathy, Rainer Abart, Michael Wagreich, Susanne Gier, Mohamed S. Ahmed, Mabrouk Sami

“…Climatic variability and silicate weathering are remarkable features throughout the Late Cretaceous period. Late Campanian black shale is considered the most…”
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Organic synthesis and inhibition action of novel hydrazide derivative for mild steel corrosion in acid solutions by Abdallah, Zeinab A., Mohamed Ahmed, Mohamed S., Saleh, M.M.

“…A new derivative of hydrazide family, 2-(2-hydrazinyl-1,6-dihydro-6-oxopyrimidin-4-yl) acetohydrazide (HDOP) is synthesized and used as a corrosion inhibitor…”
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The Presentation, Incidence, Etiology, and Treatment of Surgical Site Infections After Spinal Surgery by PULL TER GUNNE, Albert F, MOHAMED, Ahmed S, SKOLASKY, Richard L, VAN LAARHOVEN, Cees J. H. M, COHEN, David B

“…Descriptive, retrospective cohort analysis. To evaluate the presentation, etiology, and treatment of surgical site infections (SSI) after spinal surgery. SSI…”
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Atlantoaxial Rotatory Subluxation in Children by Neal, Kevin M, Mohamed, Ahmed S

“…Atlantoaxial rotatory subluxation is a rare condition in which patients present with the acute onset of torticollis. Atlantoaxial rotatory subluxation…”
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Regioselective three-component synthesis and theoretical calculations of new alkane-linked bis(thiazol-2(3H)-imine) hybrids: a DFT-based FMO and local reactivity indices by Ahmed, Mohamed S. Mohamed, Mekky, Ahmed E. M., Sanad, Sherif M. H.

“…A three-component approach was conducted to adeptly prepare a new series of ( Z )-bis( N -phenylthiazol-2(3 H )-imines. The newly synthesized compounds were…”
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