Výsledky vyhledávání - "Tarek M. Ismail"

Tetra- and hexadentate Schiff base ligands and their Ni(II), Cu(II) and Zn(II) complexes. Synthesis, spectral, magnetic and thermal studies

Autor: Tarek M. Ismail, Mosad A. El Ghamry, Akila A. Saleh

Publikováno v: Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 86:276-288

Tetradentate N 2 O 2 , N 4 Schiff bases, 1,2-bis(4-oxopent-2-ylideneamino) benzene (BOAB), 1-(4-oxopent-2-ylideneamino-2-[(2-hydroxyphenyl)ethylideneamino] benzene (OAHAB), 7,16-bis(4-chlorobenzylidene)-6,8,15,17-tetra-methyl-7,16-dihydro -5,9,14,18-

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::515926fdaadab5dd22d2129a9204992e
https://doi.org/10.1016/j.saa.2011.10.037

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Synthesis, characterization and biological activities of mononuclear and binuclear Fe(III) complexes with some symmetric and unsymmetric Schiff-base ligands

Autor: Tarek M. Ismail

Publikováno v: Journal of Coordination Chemistry. 59:255-270

A series of mononuclear and binuclear Fe(III) complexes of some new symmetrical and unsymmetrical Schiff bases containing quinoline derivatives were synthesized and characterized by elemental and thermal analysis, conductance measurements and IR spec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ff9a7b987ca33eeb3de1a06c94d6dcc0
https://doi.org/10.1080/00958970500095563

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Mononuclear and binuclear Co(II), Ni(II), Cu(II), Zn(II) and Cd(II) complexes of schiff-base ligands derived from 7-formyl-8-hydroxyquinoline and diaminonaphthalenes

Autor: Tarek M. Ismail

Publikováno v: Journal of Coordination Chemistry. 58:141-151

Mono- and binuclear Co(II), Ni(II), Cu(II), Zn(II) and Cd(II) complexes of Schiff-base ligands derived from 7-formyl-8-hydroxyquinoline with diaminonaphthalenes were prepared and characterized by elemental and thermal analysis, conductance measuremen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e81ca5a16c2970bc070dc84df9b5609d
https://doi.org/10.1080/0095897042000274733

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Mononuclear and homobinuclear vanadium(IV), chromium(III), molybdenum(III), and uranium(VI) chelates with ortho-cresolphthalein complexone

Autor: Tarek M. Ismail, Abdalla M. Khedr, S. M. Abu-El-Wafa, Raafat M. Issa

Publikováno v: Journal of Coordination Chemistry. 57:1179-1190

Mononuclear and homobinuclear o-cresolphthalein complexone complexes with VO2+, Cr3+, MoO+, and UO2 2+ have been prepared and their structures investigated. The empirical formulas, the mode of bonding, and the geometry of the complexes were obtained

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::68640279b4b20f05ad215926bf836b85
https://doi.org/10.1080/00958970412331281845

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Heteronuclear complexes of oxorhenium(V) with Fe(III), Co(II), Ni(II), Cu(II), Cd(II) and UO2(VI) and their biological activities

Autor: Hesham A. Habib, Tarek M. Ismail, Salah B. El-Maraghy, Mahmoud M. Mashaly

Publikováno v: Journal of Coordination Chemistry. 57:1099-1123

Heteronuclear complexes containing oxorhenium(V), with Fe(III), Co(II), Ni(II), Cu(II), Cd(II) and UO2(VI) ions were prepared by the reaction of the complex ligands [ReO(HL1)(PPh3)(OH2)Cl]Cl (a) and/or [ReO(H2L2)(PPh3)(OH2)Cl]Cl (b), where H2L1 = 1-(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d1446a270dcb054c63d8641148bc09e4
https://doi.org/10.1080/00958970412331281881

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Hetero-binuclear chelates of Mn(II), Co(II) and Cu(II) o-cresolphthalein complexonates with other metal ions

Autor: Abdel Razak M. Tawfik, Tarek M. Ismail, Samy M. Abu El-Wafa

Publikováno v: Journal of Coordination Chemistry. 57:813-824

Heterobinuclear metal chelates of Mn2+, Co2+ or Cu2+ and some transition metal ions with o-cresolphthalein complexone have been prepared and characterized. Elemental analyses are in agreement with proposed formulae. Thermal analyses (TGA and DTA) wer

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::116bed3c81ae43e7cf6179ed351bb849
https://doi.org/10.1080/00958970410001680381

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Syntheses and structural transformations of oxorhenium(V) complexes with triazine and imidazole derivatives: mixed ligand complexes with thiocyanate, 8-hydroxyquinoline and 1,10-phenanthroline

Autor: Hesham A. Habib, Mahmoud M. Mashaly, Salah B. El-Maraghy, Tarek M. Ismail

Publikováno v: Journal of Coordination Chemistry. 56:1307-1327

Mononuclear oxorhenium(V) complexes [ReO(HL1 or H2L2)(PPh3)(OH2)Cl]Cl, {H2L1 = 1-(2-hydroxyphenyl)butane-1,3-dione-3-(5,6-diphenyl-1,2,4-triazine-3-ylhydrazone) and H3L2 = 1-(2-hydroxyphenyl)butane-1,3-dione-3-(1H-benzimidazol-2-ylhydrazone)}, have b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::30ac7c184851dd6a265944363c39c539
https://doi.org/10.1080/00958970310001629082

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Cobalt(II) and Copper(II) Complexes with Benzoyl and Salicoyl Hydrazones Derived from β-Diketones

Autor: Kamal A. R. Salib, S. M. Abu-El-Wafa, Tarek M. Ismail, Gaber A. El‐Inany

Publikováno v: Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 20:1343-1354

Cobalt(II) and copper(II) complexes of benzoyl and salicoyl hydrazones derived from β-diketones were synthesized and characterized by elemental and thermal analysis, conductance and ir studies. The hydrazones behave either as monobasic bidentate or

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6e74d699900a43c6ec891b2acc9a5536
https://doi.org/10.1080/00945719008048638

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