Výsledky vyhledávání - "Mohamed I. Hegab"

A Review on Synthesis, Therapeutic, and Computational Studies of Substituted 1, 3, 4 Thiadiazole Derivatives

Autor: Mohamed I. Hegab, Ahmed H. Shamroukh

Publikováno v: Egyptian Journal of Chemistry.

Several studies has been reported on1,3,4- thiadiazole and their derivatives because of their wide range of therapeutic activities. Many drugs containing thiadiazole derivatives are available in market such as acetazolamide, methazolamide, sulphameth

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d97634d7bce327bbd92006c30cb22fc8
https://doi.org/10.21608/ejchem.2020.25343.2492

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Synthesis of Cyclic and Acyclic Pyrimidine Nucleosides Analogues with Anticipated Antiviral Activity

Autor: Emad M. El Telbani, Mohamed I. Hegab, Mohamed F. El-Shehry

Publikováno v: Acta Chimica Slovenica, Vol 65, Iss 2, Pp 401-406 (2018)

A convenient method for preparation of cyclic and acyclic nucleosides was achieved by alkylation of 6-(2,4-dichlorophenoxymethyl)pyrimidine-2,4-dione ( 1 ) with a variety of acyclic and cyclic activated sugar analogues, namely (2-acetoxyethoxy)methyl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f44ae1cb9b2698da99af1f1546b7caa
https://doi.org/10.17344/acsi.2017.4144

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Synthesis and Characterization of New 3″,5″-DIARYL-3″H-Dispiropyran/Thiopyran[4,2′-Chroman-3′,2″-[1,3,4-Thiadiazol]-4′-One Derivatives and Related Compounds as Anticancer and Antiviral Agents

Autor: Farouk M. E. Abdel-Megeid, Mamdouh M. Ali, Hala E. M. Tolan, Eman M. H. Morsy, Waled M. El-Senousy, Farouk A. Gad, Ahmed E. Abd El-Megeid, Mohamed I. Hegab

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 190:1901-1911

A series of 3″,5″-diaryl-3″H-dispiropyran/thiopyran[4,2′-chroman-3′,2″-[1,3,4-thiadiazol]-4′-ones 5a-n were synthesized from the reaction of trispiro[tetrahydropyran(tetrahydrothiopyran)-4,5′-2H-ch...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::42f105893b2b12ed63d361b928fdd2ee
https://doi.org/10.1080/10426507.2015.1032410

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Reactions of 2,2-Dialkyl-3-thioxochroman-4-one S-(1-Adamantylimides) with Some Nitrilimines

Autor: Mohamed F. El Shehry, Mohamed I. Hegab

Publikováno v: Zeitschrift für Naturforschung B. 69:461-465

2a (E)-3-Thioxospiro[chroman-2,1ʹ-cyclohexane]-4-one S-(1-adamantylimide) (1) reacted with numerous nitrilimines (generated in situ via triethylamine dehydrohalogenation of the corresponding hydrazonoyl chlorides - i) in refluxing dry toluene to aff

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::573cd0f9cf94141d066884e686a297ed
https://doi.org/10.5560/znb.2014-3276

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Synthesis and Antitumor Evaluation of Some Newly Synthesized Pyrazolopyrimidine and Pyrazolotriazolopyrimidine Derivatives

Autor: Aymn E. Rashad, Farouk M. E. Abdel-Megeid, Mamdouh M. Ali, Mohamed I. Hegab, Randa E. Abdel-Megeid

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 185:74-83

A series of novel pyrazolo[3,4-d]pyrimidine 2b, 3, 5b, pyrazolotetrazolopyrimidine 4, and pyrazolotriazolopyrimidine derivatives 6a,b–10a,b have been synthesized and characterized by elemental analysis and spectroscopic data. Furthermore, the cytot

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::822dcf94b872cac0ee259d633bbb59c1
https://doi.org/10.1080/10426500802713267

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[4 + 2] Cycloaddition Reactions Involving 2-Arylmethylidene-1-thiooxoindan Intermediates and Antimicrobial Activity Evaluation of Some Products

Autor: Mohamed I. Hegab, Tamer A. G. Elmalah, Farouk A. Gad

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 184:1665-1675

2-(4-Fluorophenyl)methylidene-1-thiooxoindane-, 2-(4-methoxyphenyl) methylidene-1-thiooxoindane-, 2-(4-N,N-dimethyaminophenyl)methylidene-1-thiooxoindane dimers 5a–c were prepared by the reaction of the corresponding α,β -unsaturated ketones 3a�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::33802a42f7a1b94ba445069f4c790a8c
https://doi.org/10.1080/10426500701839882

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