Search Results - "Awad, Said"

New Water-Soluble Poly(propylene imine) Dendrimer Modified with 4-Sulfo-1,8-naphthalimide Units: Sensing Properties and Logic Gates Mimicking by Said, Awad I, Staneva, Desislava, Grabchev, Ivo

“…A new water-soluble poly(propylene imine) dendrimer (PPI) modified with 4-sulfo-1,8-naphthalimid units ( ) and its related structure monomer analog ( ) has…”
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Enhanced Photodynamic Efficacy Using 1,8-Naphthalimides: Potential Application in Antibacterial Photodynamic Therapy by Staneva, Desislava, Said, Awad I, Vasileva-Tonkova, Evgenia, Grabchev, Ivo

“…This study addresses the need for antibacterial medication that can overcome the current problems of antibiotics. It does so by suggesting two…”
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A novel water-soluble perylenetetracarboxylic diimide as a fluorescent pH probe: Chemosensing, biocompatibility and cell imaging by Georgiev, Nikolai I., Said, Awad I., Toshkova, Reneta A., Tzoneva, Rumiana D., Bojinov, Vladimir B.

“…Herein we pay attention to the design, synthesis and sensor activity of a novel biocompatible perylene-3,4,9,10-tetracarboxylic diimide (PDI) pH-probe in…”
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A novel dual naked eye colorimetric and fluorescent pH chemosensor and its ability to execute three INHIBIT based digital comparator by Said, Awad I., Georgiev, Nikolai I., Bojinov, Vladimir B.

“…A novel trichromophoric molecular chemosensor Rh–NI-Hz was designed, synthesized and examined for pH detection. It exhibited naked eye observed colorimetric…”
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Self-Associated 1,8-Naphthalimide as a Selective Fluorescent Chemosensor for Detection of High pH in Aqueous Solutions and Their Hg2+ Contamination by Said, Awad I., Staneva, Desislava, Angelova, Silvia, Grabchev, Ivo

“…A novel diamino triazine based 1,8-naphthalimide (NI-DAT) has been designed and synthesized. Its photophysical properties have been investigated in different…”
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Low Molecular Weight Probe for Selective Sensing of PH and Cu2+ Working as Three INHIBIT Based Digital Comparator by Said, Awad I., Georgiev, Nikolai I., Bojinov, Vladimir B.

“…A novel simple molecular chemosensor 2 was synthesized and examined for pH, cations and anions detection. At pH values higher than 10, probe 2 switches on a…”
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Angular Regioselectivity in the Reactions of 2-Thioxopyrimidin-4-ones and Hydrazonoyl Chlorides: Synthesis of Novel Stereoisomeric Octahydro[1,2,4]triazolo[4,3- a ]quinazolin-5-ones by Said, Awad I, Palkó, Márta, Haukka, Matti, Fülöp, Ferenc

“…The regioselective synthesis of and stereoisomers of variously functionalized octahydro[1,2,4]triazolo[4,3- ]quinazolin-5-ones was performed. The…”
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A smart chemosensor: Discriminative multidetection and various logic operations in aqueous solution at biological pH by Said, Awad I., Georgiev, Nikolai I., Bojinov, Vladimir B.

“…A novel rhodamine-pyrazole based molecular probe was designed and easily synthesized. The probe could to detect several analytes in aqueous solution at…”
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Retro Diels Alder protocol for regioselective synthesis of novel [1,2,4]triazolo[4,3-]pyrimidin-7(1)-ones by Said, Awad I, Palkó, Márta, Haukka, Matti, Fülöp, Ferenc

“…Reactions of diastereochemically varied norbornene-condensed 2-thioxopyrimidin-4-ones 6 and 10 with variously functionalized hydrazonoyl chlorides 2a-h gave…”
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The simplest molecular chemosensor for detecting higher pHs, Cu2+ and S2- in aqueous environment and executing various logic gates by Said, Awad I., Georgiev, Nikolai I., Bojinov, Vladimir B.

“…[Display omitted] •A highly water-soluble in alkaline window hydrazone derivative is synthesized.•Hydrazone derivative acts as a molecular fluorescent pH…”
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Synthesis of a single 1,8-naphthalimide fluorophore as a molecular logic lab for simultaneously detecting of Fe3+, Hg2+ and Cu2 by Said, Awad I., Georgiev, Nikolai I., Bojinov, Vladimir B.

“…A novel fluorescence sensing 1,8-naphthalimide fluorophore is synthesized and investigated. The novel probe comprising two different binding moieties is…”
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Angular Regioselective Synthesis of Varied Functionalized Hexahydro-1,2,4-triazolo[4,3- a ]quinazolin-9-ones and Their Antiproliferative Action by Said, Awad I, Gajdács, Márió, Zupkó, István, Haukka, Matti, Palkó, Márta

“…New 2-thioxopyrimidin-4-ones capable of participating in regioselective reactions with functionally diverse hydrazonoyl chlorides towards angular regioisomers,…”
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A chemosensoring molecular lab for various analytes and its ability to execute a molecular logical digital comparator by Said, Awad I., Georgiev, Nikolai I., Hamdan, Shaimaa A., Bojinov, Vladimir B.

“…We reported here the unique ability of a Rhodamine 6G-based probe ( 3 ) to detect discriminately several targets, including H + , HO − , Cu 2+ , Hg 2+ , Fe 3+…”
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Pyridine Derivatives as Insecticides: Part 6. Design, Synthesis, Molecular Docking, and Insecticidal Activity of 3‑(Substituted)methylthio-5,6,7,8-tetrahydroisoquinoline-4-carbonitriles Toward Aphis gossypii (Glover, 1887) by Khamies, Esraa, Bakhite, Etify A., El-Emary, Talaat I., Gad, Mohamed A., Abdel-Hafez, Shams H., Abdou, Aly, Said, Awad I.

“…Three new series of 3-(substituted)­methylthio-4-cyano-5,6,7,8-tetrahydroisoquinolines were designed and synthesized starting from readily available materials,…”
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Polylactic Acid (PLA) Reinforced with Date Palm Sheath Fiber Bio-Composites: Evaluation of Fiber Density, Geometry, and Content on the Physical and Mechanical Properties by Awad, Said, Hamouda, Tamer, Midani, Mohamad, Katsou, Evina, Fan, Mizi

“…Significant interest for utilizing and processing natural fibers (NF) to develop sustainable and fully biodegradable composites evolved as the global…”
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Diastereoselective synthesis of atropisomeric pyrazolyl pyrrolo[3,4- d ]isoxazolidines via pyrazolyl nitrone cycloaddition to facially divergent maleimides: intensive NMR and DFT studies by Said, Awad I, El-Emary, Talaat I

“…A pyrazolyl nitrone (2) underwent 1,3-dipolar cycloadditions to afford some -substituted maleimides (3a-o). An atropisomeric character was introduced into the…”
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Antioxidant and Hepatoprotective Efficiency of Selenium Nanoparticles Against Acetaminophen-Induced Hepatic Damage by Amin, Kamal Adel, Hashem, Khalid Shaban, Alshehri, Fawziah Saleh, Awad, Said T., Hassan, Mohammed S.

“…Overdoses of acetaminophen (APAP), a famous and widely used drug, may have hepatotoxic effects. Nanoscience is a novel scientific discipline that provides…”
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Synthesis, structural and X-ray analysis evaluations and computational studies of newly tetrahydroisoquinoline derivatives as potent against microsomal prostaglandin E synthase 1 by Mohamed, Shaaban K., Karthikeyan, Subramani, Khamies, Esraa, Ahsin, Atazaz, Bakhite, Etify, S. Marae, Islam, I. El-Emary, Talaat, Mague, Joel T., I. Said, Awad, Al-Salahi, Rashad, El Bakri, Youness

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Synthesis, Spectral Characteristics, Sensing Properties and Microbiological Activity of New Water-Soluble 4-Sulfo-1,8-naphthalimides by Said, Awad I, Staneva, Desislava, Vasileva-Tonkova, Evgenia, Grozdanov, Petar, Nikolova, Ivanka, Stoyanova, Radostina, Jordanova, Albena, Grabchev, Ivo

“…A new water-soluble polyamidoamine (PAMAM) dendrimer modified with 4-sulfo-1,8-naphthalimide (DSNI) and its monomeric structural analogue (MSDI) were…”
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A fluorescent bichromophoric “off-on-off” pH probe as a molecular logic device (half-subtractor and digital comparator) operating by controlled PET and ICT processes by Said, Awad I., Georgiev, Nikolai I., Bojinov, Vladimir B.

“…New “off-on-off” pH chemosensing bichromophore based on 2-hydroxyphenylhydrazone and 1,8-naphthalimide is synthesized. The probe, designed to operate by…”
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