Zobrazeno 1 - 10
of 959
pro vyhledávání: '"Tuncer, Hökelek"'
Autor:
Houda Lamssane, Amal Haoudi, Badr Eddine Kartah, Ahmed Mazzah, Joel T. Mague, Tuncer Hökelek, Youssef Kandri Rodi, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 11, Pp 1118-1124 (2024)
The title molecule, C25H23BrN2O2, adopts a cup shaped conformation with the distinctly ruffled imidazolidine ring as the base. In the crystal, weak C—H...O hydrogen bonds and C—H...π(ring) interactions form helical chains of molecules extending
Externí odkaz:
https://doaj.org/article/1fad772aa4934f3aa8c6cf981dbf02fc
Autor:
Zakaria El Atrassi, Zakaria Benzekri, Olivier Blacque, Tuncer Hökelek, Ahmed Mazzah, Hassan Cherkaoui, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 10, Pp 1075-1080 (2024)
The benzimidazole moiety in the title molecule, C19H25N5O, is almost planar and oriented nearly perpendicular to the triazole ring. In the crystal, C—H...O hydrogen bonds link the molecules into a network structure. There are no π–π interaction
Externí odkaz:
https://doaj.org/article/cba68425385c44538eb59d16e71efbe2
Autor:
Nour El Hoda Mustaphi, Amina Chlouchi, Mohamed El Hafi, Joel T. Mague, Tuncer Hökelek, Hanae El Monfalouti, Amal Haoudi, Ahmed Mazzah
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 7, Pp 783-788 (2024)
The pyrazolopyrimidine moiety in the title molecule, C13H12N4S, is planar with the methylsulfanyl substituent lying essentially in the same plane. The benzyl group is rotated well out of this plane by 73.64 (6)°, giving the molecule an approximate L
Externí odkaz:
https://doaj.org/article/65b9dd3654ce45e78083c7dd83a1a8de
Autor:
Zakaria El Atrassi, Mustapha Zouhair, Olivier Blacque, Tuncer Hökelek, Amal Haoudi, Ahmed Mazzah, Hassan Cherkaoui, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 6, Pp 601-606 (2024)
The benzimidazole entity of the title molecule, C17H21N5O, is almost planar (r.m.s. deviation = 0.0262 Å). In the crystal, bifurcated C—H...O hydrogen bonds link individual molecules into layers extending parallel to the ac plane. Two weak C—H..
Externí odkaz:
https://doaj.org/article/7ef0edfb9ffa4be3b41c3468cea0dad0
Autor:
Houda Lamssane, Amal Haoudi, Badr Eddine Kartah, Ahmed Mazzah, Joel T. Mague, Tuncer Hökelek, Youssef Kandri Rodi, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 4, Pp 423-429 (2024)
In the title molecule, C21H23N3O3, the imidazolidine ring slightly deviates from planarity and the morpholine ring exhibits the chair conformation. In the crystal, N—H...O and C—H...O hydrogen bonds form helical chains of molecules extending para
Externí odkaz:
https://doaj.org/article/288a7eec1b094eee9648ef25490792e8
Autor:
Riham Sghyar, Abdeslem Bentama, Amal Haoudi, Ahmed Mazzah, Joel T. Mague, Tuncer Hökelek, El Mestafa EL Hadrami, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 3, Pp 262-266 (2024)
The title molecule, [Fe2(C5H5)2(C23H17ClN2)]·C3H7NO, is twisted end to end and the central N/C/N unit is disordered. In the crystal, several C—H...π(ring) interactions lead to the formation of layers, which are connected by further C—H...π(rin
Externí odkaz:
https://doaj.org/article/fc7eee4c7c954c7989422eac58498e5a
Autor:
Nohaila Rharmili, Omar Abdellaoui, Fouad Ouazzani Chahdi, Joel T. Mague, Tuncer Hökelek, Ahmed Mazzah, Youssef Kandri Rodi, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 2, Pp 232-239 (2024)
The indoline portion of the title molecule, C16H13NO2, is planar. In the crystal, a layer structure is generated by C—H...O hydrogen bonds and C—H...π(ring), π-stacking and C=O...π(ring) interactions. The Hirshfeld surface analysis of the crys
Externí odkaz:
https://doaj.org/article/006ea96e17e94607ae1bbfa00f044de3
Autor:
Younesse Ait Elmachkouri, Ezaddine Irrou, Hanae El Monfalouti, Ahmed Mazzah, Tuncer Hökelek, Joel T. Mague, Mohamed Labd Taha, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 2, Pp 240-246 (2024)
The title compound, C16H17N3O3, is racemic as it crystallizes in a centrosymmetric space group (P\overline{1}), although the trans disposition of substituents about the central C—C bond is established. The five- and six-membered rings are oriented
Externí odkaz:
https://doaj.org/article/6f4dfd51b9c04391ac1e42faf50fc81a
Autor:
Mustapha Zouhair, Lhoussaine El Ghayati, Hanae El Monfalouti, Hicham Abchihi, Tuncer Hökelek, Mazzah Ahmed, Joel T. Mague, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 12, Pp 1179-1182 (2023)
The title molecule, C29H44N8O, adopts a conformation resembling a two-bladed fan with the octyl chains largely in fully extended conformations. In the crystal, C—H...O hydrogen bonds form chains of molecules extending along the b-axis direction, wh
Externí odkaz:
https://doaj.org/article/9366a409507841e986581107db8669d6
Autor:
Mouad Lahyaoui, Amal Haoudi, Badr Eddine Kartah, Ahmed Mazzah, Tuncer Hökelek, Joel T. Mague, Youssef Kandri Rodi, Nada Kheira Sebbar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 12, Pp 1183-1189 (2023)
In the title molecule, C7H7N3O, the pyrimidine ring is essentially planar, with the propynyl group rotated out of this plane by 15.31 (4)°. In the crystal, a tri-periodic network is formed by N—H...O, N—H...N and C—H...O hydrogen-bonding and s
Externí odkaz:
https://doaj.org/article/375b62efc0c349faafa6e78001c5ef79