Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Ibrahima Elhadj Thiam"'
Autor:
Mohamed Gaye, Pascal Retailleau, Ibrahima Elhadj Thiam, Mbossé Ndiaye-Guèye, Bocar Traore, Momath Kebe
Publikováno v:
International Research Journal of Pure and Applied Chemistry. :25-34
The present investigation describes the synthesis of the ligand 2-((2-hydroxyethylimino)methyl)-6-methoxyphenol (H2L) and its complex of Mn(III) cation. The structure of the compound was elucidated by spectroscopic study and X-ray diffraction for the
Autor:
Thierno Moussa Seck, Mbossé Ndiaye Gueye, Ibrahima Elhadj Thiam, Ousmane Diouf, Mohamed Gaye, Pascal Retailleau
Publikováno v:
Earthline Journal of Chemical Sciences. :121-137
In the title compound, [Tb(H2L)2(H2O)3].3Cl.4(H2O).(C2H5OH), the Tb3+ is nine-coordinated in a distorted monocapped square antiprismgeometry by four nitrogen atoms, two oxygen atoms from the ligand molecules of the tridentate N,N'-1,5-bis(pyridylmeth
Autor:
Babacar Diop, Gorgui Awa Seck, Ibrahima Elhadj Thiam, Ousmane DIOUF, Farba Bouyagui Tamboura, Pascal Retailleau, Mohamed Gaye
Publikováno v:
Earthline Journal of Chemical Sciences. :257-273
The present investigation describes the synthesis and structural study of the ligand 2-((1H-imidazol-2-yl)methyleneamino)phenol, which was used to generate three dimensio-nal supramolecular complex formulated as {[Ni(HL)2]2.[Ni(H2L)2]2.(Cl)4.(H2O)5}.
Publikováno v:
Earthline Journal of Chemical Sciences. :35-52
The use of 2-{[2-(2-hydroxybenzylideneamino)phenylimino]methyl}phenol (H2L) in metal transition chemistry has yielded a co-crystal which is composed by one neutral mononuclear, one cationic dinuclear and one perchlorate anion. During the formation of
Autor:
Mayoro Diop, Simon J. Coles, Aliou Hamady Barry, James B. Orton, Amar Diop, Mamou Sarr, Mohamed Gaye, Ibrahima Elhadj Thiam
Publikováno v:
Transition Metal Chemistry. 44:415-423
Mononuclear complexes of 1-(pyridin-2-ylmethylidene)-2-(pyridin-2-yl)hydrazine (HL1) and 1-(pyridin-2-yl)-2-(1-(pyridin-2-yl)ethylidene)hydrazine (HL2), [Mn(HL1)(Cl2)(H2O)] (1), [Zn(HL1)(CH3COO)2]·(H2O)3 (2), [Mn(HL2)2]·(ClO4)2 (3) and [Cu(HL2)(NO3
Publikováno v:
Acta Crystallographica Section E, Vol 69, Iss 2, Pp m108-m108 (2013)
The title compound, [ZnCl2(C18H14N4O)], crystallizes with two molecules in the asymmetric unit, which differ in the tautomeric (neutral and zwitterionic) forms of the coordinating organic ligand. In both molecules, the ZnII atom adopts a distorted sq
Externí odkaz:
https://doaj.org/article/e3c30649999042d980210f0a70dab347
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 10, Pp m1250-m1250 (2012)
In the title complex, [MnCl2(C13H13N3)]·H2O, the MnII atom is in a distorted square-pyramidal environment, with an Addison τ parameter of 0.037. The coordination geometry is defined by three N-atom donors from the tridentate 2-(pyridin-2-yl)-N-(pyr
Externí odkaz:
https://doaj.org/article/59c432d984854745ba8d8740bbb13700
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 8, Pp o2374-o2375 (2012)
In the title compound, C21H17N3O3, the dihydroquinazoline ring adopts a screw-boat conformation and its stereogenic C atom has an S configuration. The dihedral angle between the mean planes of the two hydroxyphenyl rings is 86.61 (12)°. The amino H
Externí odkaz:
https://doaj.org/article/d0e9371538364f5db934f454c393c25c
Autor:
Mohamed Gaye, Farba Bouyagui Tamboura, Ibrahima Elhadj Thiam, Cheikh Hamidou Kane, Pascal Retailleau
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 5, Pp m553-m553 (2012)
In the title compound, [Ni(C9H9N4O2)2], the NiII ion is situated on a twofold rotation axis and is coordinated by two O and four N atoms from two tridentate {2-amino-2-oxo-N-[(1E)-1-(pyridin-2-yl-κN)ethylidene]acetohydrazidate ligands in a distorted
Externí odkaz:
https://doaj.org/article/0d34506291064c3a877c593ce39394ff
Autor:
Mouhamadou Moustapha Sow, Ousmane Diouf, Ibrahima Elhadj Thiam, Mohamed Gaye, Pascal Retailleau
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 2, Pp m121-m122 (2012)
In the title compound, [Co(C16H19N2O2)2]NO3·H2O, the CoIII ion is located on an inversion center and is six-coordinated by two phenolate O atoms and four amino N atoms from two diamine ligands, forming an octahedral geometry. The water molecule and
Externí odkaz:
https://doaj.org/article/28c2c24b51d9411dab54e663e384b794