Zobrazeno 1 - 10 of 85 pro vyhledávání: '"Ahmed K. El-ziaty"'
1
Akademický článek
Cross-Linked Chitosan/Multi-Walled Carbon Nanotubes Composite as Ecofriendly Biocatalyst for Synthesis of Some Novel Benzil Bis-Thiazoles
Autor: Latifah A. Alshabanah, Sobhi M. Gomha, Laila A. Al-Mutabagani, Tariq Z. Abolibda, Nahed A. Abd El-Ghany, Waleed A. M. A. El-Enany, Ahmed K. El-Ziaty, Rania S. Ali, Nadia A. Mohamed
Publikováno v: Polymers, Vol 13, Iss 11, p 1728 (2021)
Aminohydrazide cross-linked chitosan (CLCS) and its MWCNTs (CLCS/MWCNTs) were formulated and utilized as a potent ecofriendly basic heterogeneous biocatalyst under ultrasonic irradiation for synthesis of two novel series of benzil bis-aryldiazenylthi
Externí odkaz: https://doaj.org/article/3ca10cc9ee1944efaa713df731dce7f5
Zobrazit plný text záznamu
2
Akademický článek
Improving the Antimicrobial Activity of Bagasse Packaging Paper using Organophosphorus Dimers
Autor: Mohamed El-Sakhawy, Hassan M. Awad, Hassan M.F. Madkour, Ahmed K. El-ziaty, Mona Abdelkader Nassar, Salah A. Mohamed
Publikováno v: International Journal of Technology, Vol 7, Iss 6, Pp 932-942 (2016)
The antimicrobial properties of bagasse paper sheets coated with natural polymers (chitosan, different ratios of (gelatin/glycerol) + chitosan, hemicellulose, hemicellulose + glycerol, hemicellulose+chitosan) or synthetic organophosphorus dimer c
Externí odkaz: https://doaj.org/article/b0b512338b214d0a9f72d1a64e1ecbd0
Zobrazit plný text záznamu
3
Akademický článek
Enaminonitrile as Building Block in Heterocyclic Synthesis: Synthesis of Novel 4H-Furo[2,3-d][1,3]oxazin-4-one and Furo[2,3-d]pyrimidin-4(3H)-one Derivatives
Autor: Manal M. El-Shahawi, Ahmed K. El-Ziaty
Publikováno v: Journal of Chemistry, Vol 2017 (2017)
2-Amino-4,5-diphenylfuran-3-carbonitrile 1 was utilized as building block for the construction of new furo[2,3-d]pyrimidin-4(3H)-one derivative 2 and 4H-furo[2,3-d][1,3]oxazin-4-one derivative 3 via treatment with acetic anhydride and benzoyl chlorid
Externí odkaz: https://doaj.org/article/fa6cd92bb2544b99bd921b0d47292637
Zobrazit plný text záznamu
4
PREPARATION OF TEMPO-CELLULOSE NANOFIBER/ZINC OXIDE AS ANTIMICROBIAL AND METHYLENE BLUE PHOTO-DEGRADING NANOCOMPOSITE
Autor: Hazem Hassan, Ahmed K. El-Ziaty, Mohamed El-Sakhawy, Ahmed Salama
Publikováno v: Cellulose Chemistry and Technology. 55:365-373
"Photo-catalytic degradation of organic dyes in aquatic environments under visible light irradiation affords an efficient and economic technique for environmental remediation. TEMPO-oxidized cellulose nanofibers/zinc oxide nanocomposite (TEMPO-CNF/Zn
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6a39192a7104e030223f74ad0f8a3b79
https://doi.org/10.35812/cellulosechemtechnol.2021.55.35
Zobrazit plný text záznamu
5
Akademický článek
Cytotoxic Effects of Newly Synthesized Heterocyclic Candidates Containing Nicotinonitrile and Pyrazole Moieties on Hepatocellular and Cervical Carcinomas
Autor: Amira A. El-Sayed, Abd El-Galil E. Amr, Ahmed K. EL-Ziaty, Elsayed A. Elsayed
Publikováno v: Molecules, Vol 24, Iss 10, p 1965 (2019)
In this study, a series of newly synthesized substituted pyridine 9, 11−18, naphthpyridine derivative 10 and substituted pyrazolopyridines 19−23 by using cycnopyridone 8 as a starting material. Some of the synthesized candidates are evaluated as
Externí odkaz: https://doaj.org/article/c15657ce2d3e4576a37bd349037761de
Zobrazit plný text záznamu
6
Synthesis and antioxidant evaluation of some heterocyclic candidates from 3-(1,3-diphenyl-1H-pyrazol-4-yl)-2-(4-oxo-4H-benzo[d][1,3]oxazin-2-yl)propenonitrile
Autor: Sayed K. Ramadan, Ahmed K. El-Ziaty, Eman A. E. El-Helw
Publikováno v: Synthetic Communications. :1-12
A new series of quinazoline derivatives bearing a 1,3-diphenylpyrazole core was synthesized starting from 3-(1,3-diphenyl-1H-pyrazol-4-yl)-2-(4-oxo-4H-benzo[d][1,3]oxazin-2yl)propenonitrile (4) thr...
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f6c688a4dd14fe3e85d012fbc6cceb1f
https://doi.org/10.1080/00397911.2021.1879152
Zobrazit plný text záznamu
8
Chemical Profiles and Bio-Activities of Different Extracts of Terfezia Species and their Other Associated Fungi
Autor: Omar M. Khalaf, Hassan M. F. Madkour, Mohamed S. Abdel-Aziz, Amal M. Saad, Ahmed K. El-Ziaty, Mosad A. Ghareeb, Laila A. Refahy
Publikováno v: Current Bioactive Compounds. 16:308-319
Background:Desert truffles (Terfezia species) are known by their vital nutritional benefits as they are considered as rich sources of vitamins, fatty acid, minerals and proteins.Methods:The chemical constituents of the different solvent extracts of T
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8fd1ec12af7e440e32d66514d9f79f9b
https://doi.org/10.2174/1573407214666181009110805
Zobrazit plný text záznamu
10
Synthesis and anti-rotavirus activity of some nitrogen heterocycles integrated with pyrazole scaffold
Autor: Eman A. E. El-Helw, Ahmed K. El-Ziaty, Marwa M. Gado
Publikováno v: Journal of the Iranian Chemical Society. 17:1479-1492
Herein, the building block synthon 2-cyano-3-(1,3-diphenyl-1H-pyrazol-4-yl)acryloyl chloride 4 was synthesized and utilized for construction of a wide variety of nitrogen heterocycles encompassing a pyrazole scaffold via treatment with some nitrogen
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f7517885fd686722d678f4cd8aaaed83
https://doi.org/10.1007/s13738-020-01873-7
Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání

Omezení vyhledávání
Plný text Recenzováno Digitální knihovna AV ČR
Zdroje