Zobrazeno 1 - 10
of 373
pro vyhledávání: '"A Alsubari"'
Autor:
Hamza Assila, Younes Zaoui, Camille Kalonji Mubengayi, Walid Guerrab, Abdulsalam Alsubari, Joel T. Mague, Youssef Ramli, Mhammed Ansar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 11, Pp 1221-1225 (2024)
In the title molecule, C20H18ClN3O2, the 2-chlorophenyl group is disordered to a small extent [occupancies 0.875 (2)/0.125 (2)]. The phenylacetamide moiety is nearly planar due to a weak, intramolecular C—H...O hydrogen bond. In the crystal, N—H.
Externí odkaz:
https://doaj.org/article/70695069d66f4b56b70f06c88f95c5ee
Autor:
Abderrazzak El Moutaouakil Ala Allah, Benson M. Kariuki, Abdulsalam Alsubari, Ahlam I. Al-Sulami, Basmah H. Allehyani, Wafa O. Alsulami, Joel T. Mague, Youssef Ramli
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 9, Pp 926-930 (2024)
The dihydroimidazole ring in the title molecule, C20H20N2O3S, is slightly distorted and the lone pair on the tri-coordinate nitrogen atom is involved in intra-ring π bonding. The methylsulfanyl substituent lies nearly in the plane of the five-member
Externí odkaz:
https://doaj.org/article/0260fd66ec794d768c1e65fa21c113ec
Autor:
Nadeem Abad, Joel T. Mague, Camille Kalonji Mubengayi, Abdulsalam Alsubari, El Mokhtar Essassi, Youssef Ramli
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 9, Pp 936-941 (2024)
In the title molecule, C25H29N5O, the dihydroquinoxaline unit is not quite planar (r.m.s. deviation = 0.030 Å) as there is a dihedral angle of 2.69 (3)° between the mean planes of the constituent rings and the molecule adopts a hairpin conformation
Externí odkaz:
https://doaj.org/article/5c59f8d3b840406c942e7064bdbf486d
Autor:
Nadeem Abad, Joel T. Mague, Abdulsalam Alsubari, El Mokhtar Essassi, Abdullah Yahya Abdullah Alzahrani, Youssef Ramli
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 6, Pp 610-614 (2024)
In the title compound, C31H24N4O2, the dihydroquinoxaline units are both essentially planar with the dihedral angle between their mean planes being 64.82 (4)°. The attached phenyl rings differ significantly in their rotational orientations with resp
Externí odkaz:
https://doaj.org/article/d6c96e160bc64f7897e7049a1386c158
Autor:
Amani A. Aladeemy, Ali Alzahrani, Mohammad H. Algarni, Saleh Nagi Alsubari, Theyazn H.H. Aldhyani, Sachin N. Deshmukh, Osamah Ibrahim Khalaf, Wing-Keung Wong, Sameer Aqburi
Publikováno v:
Heliyon, Vol 10, Iss 21, Pp e39786- (2024)
The exponential growth of digital information, particularly user-generated content on social media and blogging platforms, has underscored the importance of sentiment analysis (SA). Arabic language sentiment analysis (ASA) involves identifying the or
Externí odkaz:
https://doaj.org/article/c6fb39b2945947f29b3ca8918e838d47
Autor:
Abderrazzak El Moutaouakil Ala Allah, Benson M. Kariuki, Issam Ameziane El Hassani, Abdulsalam Alsubari, Walid Guerrab, Musa A. Said, Youssef Ramli
Publikováno v:
IUCrData, Vol 9, Iss 10, p x241015 (2024)
The title compound, C8H8ClNO2, is significantly distorted from planarity, with a twist angle between the planes through the hydroxybenzene and acetamide groups being 23.5 (2)°. This conformation is supported by intramolecular C—H...O and N—H...C
Externí odkaz:
https://doaj.org/article/1477ead8389c4fe8ab39c79494739e1a
Publikováno v:
Data in Brief, Vol 56, Iss , Pp 110855- (2024)
With the soaring demand for healthcare systems, chatbots are gaining tremendous popularity and research attention. Numerous language-centric research on healthcare is conducted day by day. Despite significant advances in Arabic Natural Language Proce
Externí odkaz:
https://doaj.org/article/32bb88ea1e4d403ebb0fcd95f727cd50
Autor:
Abderrazzak El Moutaouakil Ala Allah, Walid Guerrab, Joel T. Mague, Abdulsalam Alsubari, Abdullah Yahya Abdullah Alzahrani, Youssef Ramli
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 5, Pp 532-536 (2024)
In the title molecule, C21H17N3O2, the five-membered ring is slightly ruffled and dihedral angles between the pendant six-membered rings and the central, five-membered ring vary between 50.78 (4) and 86.78 (10)°. The exocyclic nitrogen lone pair is
Externí odkaz:
https://doaj.org/article/8eb392aace9c485a8a57c0b09ce638e7
Autor:
Nadeem Abad, Joel T. Mague, Abdulsalam Alsubari, El Mokhtar Essassi, Mehrdad Pourayoubi, Abdullah Yahya Abdullah Alzahrani, Youssef Ramli
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 4, Pp 383-387 (2024)
In the title compound, C17H12N2O, the quinoxaline moiety shows deviations of 0.0288 (7) to −0.0370 (7) Å from the mean plane (r.m.s. deviation of fitted atoms = 0.0223 Å). In the crystal, corrugated layers two molecules thick are formed by C—H.
Externí odkaz:
https://doaj.org/article/da8d9eae805345969b471f9d2345a844
Autor:
Nadeem Abad, Joel T. Mague, Abdulsalam Alsubari, El Mokhtar Essassi, Abdullah Yahya Abdullah Alzahrani, Youssef Ramli
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 3, Pp 300-304 (2024)
In the title compound, C31H24N4O2, the quinoxaline units are distinctly non-planar and twisted end-to-end. In the crystal, C—H...O and C—H...N hydrogen bonds link the molecules into chains extending along the a-axis direction. The chains are link
Externí odkaz:
https://doaj.org/article/c7bf459a8734404eab71209633817de4