Issue Date Title Author(s)  41 1-Jul-2020 Cytotoxic activity and density functional theory studies of some 1,3-diphenylpyrazolyltetrahydropyrimidine derivatives Sayed K. Ramadan  ; Halim, KNM; El-Hashash, MA; Rizk, Sameh Ahmed   
42 2021 Synthesis and biological activity on IBD virus of diverse heterocyclic systems derived from 2-cyano-N'-((2-oxo-1,2-dihydroquinolin-3-yl)methylene)acetohydrazide Kaddah, MM; Morsy, ARI; Fahmi, AA; Kamel, MM; Elsafty, MM; Sayed Karam Ramadan Emam  ; Rizk, Sameh Ahmed   
43 2021 Synthesis, density functional theory, and cytotoxic activity of some heterocyclic systems derived from 3-(3-(1,3-diphenyl-1H-pyrazol-4-yl)acryloyl)-2H-chromen-2-one Ramadan, Sayed  ; Rizk, Sameh Ahmed   
44 1-Jan-2021 Synthesis, characterization, computational chemical studies and antiproliferative activity of some heterocyclic systems derived from 3-(3-(1,3-diphenyl-1H-pyrazol-4-yl)acryloyl)-2H-chromen-2-one Kaddah, MM; Fahmi, AA; Kamel, MM; Sayed K. Ramadan  ; Rizk, Sameh Ahmed   
45 6-Jan-2021 Improving heavy oil recovery, part (I): Synthesis and surface activity evaluation of some novel organometallic surfactants based on salen-M complexes Abdelhamid, M. M.; Rizk, Sameh Ahmed  ; Betiha, M.A.  ; Desouky, S. M.; Alsabagh, A. M.  
46 1-Feb-2021 Straightforward synthesis, antiproliferative screening, and density functional theory study of some pyrazolylpyrimidine derivatives Halim, KNM; El-Hashash, MA; Ramadan, Sayed  ; Rizk, Sameh Ahmed   
47 1-Mar-2021 A green microwave method for synthesizing a more stable phthalazin-1-ol isomer as a good anticancer reagent using chemical plasma organic reactions Rizk Sameh A  ; El-Hashash, Maher A.  ; Youssef, Amr A.; Elgendy, Abdelfattah T.  
48 1-Jul-2021 An efficient ultrasonic synthetic approach, DFT study and molecular docking of 6a‐hydroxy‐9‐nitro‐6,6a‐dihydro‐isoindolo[2,1‐a] quinazoline‐5,11‐dione derivatives as algaecides for refining wastewater. Mohamed G. El-Banna; Maher A. El-Hashash; El- naggar, Abeer  ; Azza A. El-Badawy; Rizk, Sameh Ahmed   
49 1-Sep-2021 Microwave-assisted regioselective reaction of furanone derivative supported by DFT stimulation and molecular docking to afford controlling insecticidal agents Rizk SA  ; Atta-Allah, Saad Ramadan  
50 1-Dec-2021 Novel colorimetric chemosensors containing pyridine moiety for detection of some cations in water and crops samples: Design, synthesis, and evaluation Algohary, Ayman M.; Hassan, Mohamed M.; El-Hashash, Maher A.  ; Rizk, Sameh Ahmed  ; Elamin, Manahil B.; Ahmed, Amani H.  
51 2022 Rodenticidal Activity of Some Quinoline-Based Heterocycles Derived from Hydrazide–Hydrazone Derivative Kaddah, Mohamed M.; Fahmi, Abdelgawad A.; Kamel, Mustafa M.; Sayed K. Ramadan  ; Rizk, Sameh Ahmed   
52 2022 Ultrasonic Promoted Regioselective Reactions of the Novel Spiro 3,1-Benzoxazon-Isobenzofuranone Dye Toward Some Organic Base Reagents Hassaballah, AI; S.K. Ramadan  ; El-Helw, EAE  ; Abdelwahab, SS; Rizk, Sameh Ahmed   
53 2022 Facile Synthesis, Biological Evaluation, DFT Studies and in Silico Prediction ADME/Pharmacokinetics Properties of N-(1-(2-Chlorobenzo[h]Quinolin-3-yl)-1-Substituted-vin-2-yl)Benzamide Derivatives Abdelrahman, AM; Fahmi, AA; Rizk, Sameh Ahmed  ; Eman A. E. El-Helw   
54 1-Jan-2022 Regioselective Synthesis, Spectroscopic Characterization, and Computational Chemical Study of Spiro[Indoline-3,4’-Pyrazolo[3,4-b] Pyridine Derivatives as Agrochemical Agents Ibrahim, Nasser Abdelmoneim; El-Kaed, Sarah Ahmed; Rizk, Sameh Ahmed  ; Ali, Ali Khalil  
55 1-Jun-2022 Design, synthesis, molecular dockingstudy andtoxicological evaluation potential of novel spiro and fused heterocyclic derivatives against agricultural insect pests Abdelwahab, Salwa S.; Rizk, Sameh Ahmed  ; Eid, Ahmed M.  
56 1-Aug-2022 Expeditious microwavable one-pot synthesis and biological exploration of spiro[indoline-3,4′-pyrazolo[3,4-b] pyridine derivatives Naglaa, F. H.Mahmoud; Rizk, Sameh Ahmed  ; Galal A.  Elsayed  ; Ali, Ali Kh  
57 1-Nov-2022 A new approach to chromeno[4,3-b]pyridine: Synthesis, X-ray, spectral investigations, hirshfeld surface analysis, and computational studies Shalaby, Mona A.; Al-Matar, Hamad M.; Fahim, Asmaa M.; Rizk, Sameh Ahmed   
58 1-Jan-2023 Ultrasonic-Assisted Regioselective Reactions and Quantum Chemical Study of Pyrimidin-2-Thione Carrying Pyrazole Moiety as Algaecides for Refining Wastewater Alhalafi, Mona H.; Rizk, Sameh Ahmed  ; Alzahrani, Abdullah Y.A.; Algohary, Ayman M.  
59 1-Jan-2023 Designing of Zn (II)-based novel coordination polymer (CP): Synthesis, characterization, and heavy metal removal from water Baraka, Ahmad; Sheashea, Mohamed; Gado, Karim; Rizk, Sameh Ahmed  ; Abuzalat, Osama  
60 1-Jan-2023 A Sustainable Synthesis, Eco-Safe Approach Efficiency and DFT Study of Novel 5,6,7,8-Tetrahyroquinazolin-2(1H)-one Derivatives as Antioxidant Reagents Kadhim, Mohammed Abed; Fahmy, Amin Farouk Mohamed; Zangana, Emad Khelil Mohammed; Hassaballah, Aya Ibrahim; Rizk, Sameh Ahmed