Zobrazeno 1 - 10
of 28
pro vyhledávání: '"A. M. Drar"'
Autor:
Faeza Alkorbi, Mahmoud A. Abdelaziz, Ali Hamzah Alessa, Wafa Mazi, Noha Omer, Rasha Jame, Norah A. Alsaiari, A. M. Drar, Ali M. Ali
Publikováno v:
ACS Omega, Vol 9, Iss 19, Pp 21538-21544 (2024)
Externí odkaz:
https://doaj.org/article/124b7735e0ed4ea0a02dac7e14c68906
Publikováno v:
Current Chemistry Letters, Vol 12, Iss 4, Pp 695-704 (2023)
This manuscript reports the preparation and toxicological efficacy testing of nine oxoimidazolidine and cyanoguanidine compounds (3a, 3b, 3c, 3d, 3e, 3f, 3g 4a, and 4b) against cowpea aphid, Aphis craccivora Koch. Bioefficacy data revealed that the t
Externí odkaz:
https://doaj.org/article/408259fd242a427ca284191028578029
Publikováno v:
Current Chemistry Letters, Vol 12, Iss 3, Pp 499-508 (2023)
This work includes the synthesis of ten heterocyclic compounds (3a-i and 4) containing pyrimidine moiety incorporated in their structures. Structure characterizations of these compounds were performed by using elemental and spectroscopic analyses. Th
Externí odkaz:
https://doaj.org/article/09410fc173724bb08a223726c63f01ba
Autor:
Mohamed S. A. El-Gaby, Moustafa M. S. Bakry, Modather F. Hussein, Faraghally A. Faraghally, Abden M. Khalil, Mohamed A. Gad, Ali M. Drar
Publikováno v:
Current Chemistry Letters, Vol 12, Iss 3, Pp 529-536 (2023)
In this study, seven cyano-benzylidene and bisbenzylidene derivatives were designed and synthesized. All synthesized compounds were evaluated to determine their insecticidal activities as potential insecticides against nymphs and adults of Aphis neri
Externí odkaz:
https://doaj.org/article/73b6bd794c0342878cfafe209110c713
Autor:
Mohamed S. A. El-Gaby, Modather F. Hussein, Faraghally A. Faraghally, Ali M. Drar, Mohamed A. Gad
Publikováno v:
Current Chemistry Letters, Vol 12, Iss 3, Pp 599-606 (2023)
In our work we study the toxic effects of the prepared pyridine and pyradazine derivatives. Five compounds have been synthesized in pure state as reported procedures, and their toxicity as potential insecticidal agents against adult and nymphs of Aph
Externí odkaz:
https://doaj.org/article/0886f73ab9b74d51af482e86c20f1b35
Publikováno v:
Current Chemistry Letters, Vol 11, Iss 1, Pp 63-68 (2022)
Many of mimic analogues synthesized before depending on the change in the structure of aromatic rings. In this work, the carbonyl group in the structure of compounds 1-4 converted to thiocarbonyl group, and then studying the toxicological activity du
Externí odkaz:
https://doaj.org/article/8fc09fe64bf04b2abb3e04e78d034e6b
Autor:
Omar M. Elhady, Erian S. Mansour, M. M. Elwassimy, Sameh A. Zawam, Ali M. Drar, Shaban A. A. Abdel-Raheem
Publikováno v:
Current Chemistry Letters, Vol 11, Iss 3, Pp 285-290 (2022)
A series of furan derivatives tebufenozide analogues comprising five compounds (2, 3, 4, 5, and 6) have been designed and synthesized via reaction of N'-phenylfuran-2-carbohydrazide (1) with different acid chlorides. The structures of the synthesized
Externí odkaz:
https://doaj.org/article/8f17b51dab4546cfaa0a3096d3022cbe
Publikováno v:
Current Chemistry Letters, Vol 11, Iss 3, Pp 263-268 (2022)
Spodopetra Frugiperda is a highly polyphagous migratory lepidopteran pest species. It causes infestation in crops leading to severe crop losses. Being a new invasive parasite, its susceptibility to insecticides needs to be explored and therefore, the
Externí odkaz:
https://doaj.org/article/d6bfccd0c3e34eb6b69c6e4339837d98
Publikováno v:
JES: Journal of Engineering Sciences, Vol 49, Iss No 1, Pp 85-106 (2021)
Steel plate girders with trapezoidal corrugated webs (TCWPGs) have been used over the last years around the world in many roadway and railway steel bridges as they can introduce several important advantages compared to flat web plate girders. The pro
Externí odkaz:
https://doaj.org/article/5862ee50262547f0aec50fca86d10ac4
Publikováno v:
Current Chemistry Letters, Vol 10, Iss 4, Pp 363-370 (2021)
Reaction of N-cyanoguanidine with acid chlorides and aroylisothiocyanates gave the respective; N-(N-cyanocarbamimidoyl)aryl-2-carboxamides 1-5 and N-[(N-cyanocarbamimidoyl)carbamothioyl]benzamides 6-10, which have a Neonictinoid insecticide’s activ
Externí odkaz:
https://doaj.org/article/0b100acf34b94cfe996895624d957291