Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Mastoura M. Edrees"'
Autor:
Sraa Abu-Melha, Sobhi M. Gomha, Amr S. Abouzied, Mastoura M. Edrees, Ahmed S. Abo Dena, Zeinab A. Muhammad
Publikováno v:
Molecules, Vol 26, Iss 14, p 4260 (2021)
Pyridazine and thiazole derivatives have various biological activities such as antimicrobial, analgesic, anticancer, anticonvulsant, antitubercular and other anticipated biological properties. Chitosan can be used as heterogeneous phase transfer basi
Externí odkaz:
https://doaj.org/article/49678a67a77d410ba6c044fb3b0f23cb
Publikováno v:
Chemistry Central Journal, Vol 11, Iss 1, Pp 1-12 (2017)
Abstract Background Pyrazoles, thiazoles and 1,3,4-thiadiazoles have been reported to possess various pharmacological activities. Results An efficient and a novel approach for the synthesis of some novel pyrazole based-azoles are described via multi-
Externí odkaz:
https://doaj.org/article/e5af6b4a687849319a428608ecbe2d61
Autor:
Sraa Abu-Melha, Mastoura M. Edrees, Sayed M. Riyadh, Mohamad R. Abdelaziz, Abdo A. Elfiky, Sobhi M. Gomha
Publikováno v:
Molecules, Vol 25, Iss 19, p 4565 (2020)
A novel series of some hydrazones bearing thiazole moiety were generated via solvent-drop grinding of thiazole carbohydrazide 2 with various carbonyl compounds. Also, dehydrative-cyclocondensation of 2 with active methylene compounds or anhydrides ga
Externí odkaz:
https://doaj.org/article/aabf11fcc3a9441eb0ad5471f0813f77
Publikováno v:
Arabian Journal of Chemistry, Vol 10, Iss S2, Pp S1613-S1618 (2017)
2-Thioxo-3,9,10,11-tetrahydro-1-phenyl-benzo[6′,7′]cyclohepta[1′,2′:4,5]pyrido[2,3-d]pyrimidin-4-one (4) was prepared by the reaction of 2-dimethylaminomethylenebenzosuberone (1) with 6-amino-1-phenyl-2-thioxo-2,3-dihydro-pyrimidin-4-one (2).
Externí odkaz:
https://doaj.org/article/4f32566217e940daac10c0013efa00d0
Autor:
Sraa Abu-Melha, Mastoura M. Edrees, Heba H. Salem, Nabila A. Kheder, Sobhi M. Gomha, Mohamad R. Abdelaziz
Publikováno v:
Molecules, Vol 24, Iss 3, p 539 (2019)
A novel series of thiazole-based heterocycles was synthesized using 1,3-dipolar cycloaddition reactions in the presence of chitosan-grafted-poly(vinylpyridine) as an eco-friendly biopolymeric basic catalyst. The molecular structure of the synthesized
Externí odkaz:
https://doaj.org/article/6afc242de9ea417b9d921b5476f0d68a
Autor:
Mastoura M. Edrees, Sraa Abu- Melha, Amirah M. Saad, Nabila A. Kheder, Sobhi M. Gomha, Zeinab A. Muhammad
Publikováno v:
Molecules, Vol 23, Iss 11, p 2970 (2018)
The one-pot synthesis of a series of pyrazoline derivatives containing the bioactive thiazole ring has been performed through a 1,3-dipolar cycloaddition reaction of N-thiocarbamoylpyrazoline and different hydrazonoyl halides or α-haloketones in the
Externí odkaz:
https://doaj.org/article/5861cb00debd4b56930910f45a9a5927
Autor:
Ahmad S. Shawali, Mastoura M. Edrees
Publikováno v:
ARKIVOC, Vol 2006, Iss 9, Pp 292-365 (2007)
Externí odkaz:
https://doaj.org/article/096118693cfa4fb5870b6a8227d9e481
Autor:
Zeinab A. Muhammad, Mastoura M. Edrees, Rasha A. M. Faty, Sobhi M. Gomha, Seham S. Alterary, Yahia N. Mabkhot
Publikováno v:
Molecules, Vol 22, Iss 7, p 1211 (2017)
A series of new morpholinylchalcones was prepared and then used as building blocks for constructing a series of 7-morpholino-2-thioxo-2,3-dihydropyrido[2,3-d]pyrimidin-4(1H)-ones via their reaction with 6-aminothiouracil. The latter thiones reacted w
Externí odkaz:
https://doaj.org/article/338a433166c44227a95b33885ddb34d9
Publikováno v:
International Journal of Molecular Sciences, Vol 17, Iss 9, p 1499 (2016)
A new series of 1,4-bis(1-(5-(aryldiazenyl)thiazol-2-yl)-5-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-3-yl)benzenes 3a–i were synthesized via reaction of 5,5′-(1,4-phenylene)bis(3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazole-1-carbothioamide) (1) with hyd
Externí odkaz:
https://doaj.org/article/1316ac4114d64528ab2097175f47be38
Autor:
Thoraya A. Farghaly, Zeinab A. Muhammad, Sami A. Al-Hussain, Mastoura M. Edrees, Magdi E. A. Zaki, Sara N. Shabaan
Publikováno v:
Medicinal chemistry (Shariqah (United Arab Emirates)). 18(10)
Background: The dry grinding method is a green technique for efficient organic synthesis with numerous advantages, such as mild reaction conditions, environmental acceptability, simple segregation, and refinement, as well as elevated selectivity and