Výsledky vyhledávání - "Tauqir Fillebeen"

Protonation and Reactivity towards Carbon Dioxide of the Mononuclear Tetrahedral Zinc and Cobalt Hydroxide Complexes, [TpBut,Me]ZnOH and [TpBut,Me]CoOH: Comparison of the Reactivity of the Metal Hydroxide Function in Synthetic Analogues of Carbonic Anhydrase

Autor: Tauqir Fillebeen, Melissa M. Morlok, Catherine Bergquist, Gerard Parkin

Publikováno v: Journal of the American Chemical Society. 125:6189-6199

The tris(3-tert-butyl-5-methylpyrazolyl)hydroborato zinc hydroxide complex [TpBut,Me]ZnOH is protonated by (C6F5)3B(OH2) to yield the aqua derivative {[TpBut,Me]Zn(OH2)}[HOB(C6F5)3], which has been structurally characterized by X-ray diffraction, the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::935fcc6755b008bf304e57d246bed967
https://doi.org/10.1021/ja034711j

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The synthesis and structural characterization of phenyl tris(3-t-butylpyrazolyl)borato alkyl complexes of magnesium and zinc, [PhTpBut]MgR (R=Me, Et) and [PhTpBut]ZnMe

Autor: Tony Hascall, Gerard Parkin, Tauqir Fillebeen, Jennifer L. Kisko

Publikováno v: Journal of Organometallic Chemistry. 596:22-26

Magnesium and zinc alkyl complexes supported by the phenyltris(3- t -butylpyrazolyl)borato ligand, [PhTp Bu t ]MgR (R=Me, Et) and [PhTp Bu t ]ZnEt, have been synthesized by reaction of [PhTp Bu t ]Tl with R 2 M (M=Mg, Zn). Comparison of the structure

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d6fe48a486f185e87a3e344c56579cfd
https://doi.org/10.1016/s0022-328x(99)00534-3

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A zinc thiolate species which mimics aspects of the chemistry of the Ada repair protein and matrix metalloproteinases: the synthesis, structure and reactivity of the tris(2-mercapto-1-phenylimidazolyl)hydroborato complex [TmPh]ZnSPh †

Autor: Tauqir Fillebeen, Gerard Parkin, Brian M. Bridgewater, Richard A. Friesner

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :4494-4496

The tris(2-mercapto-1-phenylimidazolyl)hydroborato ligand, [TmPh], has been used to prepare the zinc phenylthiolate derivative, [TmPh]ZnSPh, which provides a good structural model for zinc enzymes that possess [Zn(Cys)4] motifs; furthermore, the reac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::27f152606082620f0593ef812aa7f30f
https://doi.org/10.1039/b007886g

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Protonation and reactivity towards carbon dioxide of the mononuclear tetrahedral zinc and cobalt hydroxide complexes, [Tp(Bu)t(,Me)]ZnOH and [Tp(Bu)t(,Me)]CoOH: comparison of the reactivity of the metal hydroxide function in synthetic analogues of carbonic anhydrase

Autor: Catherine, Bergquist, Tauqir, Fillebeen, Melissa M, Morlok, Gerard, Parkin

Publikováno v: Journal of the American Chemical Society. 125(20)

The tris(3-tert-butyl-5-methylpyrazolyl)hydroborato zinc hydroxide complex [Tp(Bu)t(,Me)]ZnOH is protonated by (C(6)F(5))(3)B(OH(2)) to yield the aqua derivative [[Tp(Bu)t(,Me)]Zn(OH(2))][HOB(C(6)F(5))(3)], which has been structurally characterized b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::946248cd4a764692e8a6ab8d04d7e3e0
https://pubmed.ncbi.nlm.nih.gov/12785851

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Bis- and Tris(pyrazolyl)hydroborato Ligands with Bulky Triptycyl Substituents: The Synthesis and Structural Characterization of Tl[Bp(Trip)] and Tl[Tp(Trip)]

Autor: Tauqir Fillebeen, Tony Hascall, Gerard Parkin

Publikováno v: Inorganic chemistry. 36(17)

Bis- and tris(pyrazolyl)hydroborato complexes with bulky triptycyl substituents (Trip) in the 3-positions, Tl[BpTrip] and Tl[TpTrip], have been synthesized and structurally characterized by X-ray d...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0cc76485209eaf2287837f55d392ddc7
https://pubmed.ncbi.nlm.nih.gov/11670076

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Activation of C-H bonds in saturated hydrocarbons. The catalytic functionalisation of cycloöctane by means of some soluble iridium and ruthenium polyhydride systems

Autor: Tauqir Fillebeen-Khan, Janusz Zakrzewski, Rupert Holmes-Smith, Yvonne Gault, Hugh Felkin

Publikováno v: Tetrahedron Letters. 25:1279-1282

Homogeneous catalytic dehydrogenation of cyclooctane into cyclooctene has been effected by means of a variety of iridium and ruthenium polyhydrides, at 150°C, in the presence of an olefin as the hydrogen acceptor; best results (45–70 catalytic tur

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b48e57d2ee01baab429d5e5432c016b9
https://doi.org/10.1016/s0040-4039(01)80134-9

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An Efficient Synthesis of [Ir(cod)Cl]2and Its Reaction with PMe2Ph to GiveFAC-[IrH(PMe2C6H4)(PMe2Ph)3]

Autor: Robert H. Crabtree, Jennifer M. Quirk, Hugh Felkin, Tauqir Fillebeen-khan

Publikováno v: Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 12:407-413

An efficient synthesis of [Ir(cod)Cl]2(l) from (NH4)2IrCl6 and aqueous isopropanol giving 92% yield is described. l reacts with PMe2Ph to give fac-[IrH(PMe2C6H4) (PMe2Ph)3]. This is the first case of cyclometalation of PMe2Ph.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c77b4a28cb39f6028f62a48bc1f44575
https://doi.org/10.1080/00945718208063124

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Dihydridoiridium diolefin complexes as intermediates in homogeneous hydrogenation

Autor: George E. Morris, Hugh Felkin, Robert H. Crabtree, Tauqir Fillebeen-Khan

Publikováno v: Journal of Organometallic Chemistry. 168:183-195

Two isomeric series of dihydrido-diolefin complex cations, cis- and cis-trans- [IrH2(cod)L2]PF6 (cod = 1,5-cyclooctadiene; L = tertiary phosphine)have been observed directly by PMR spectroscopy and in some cases have been isolated as crystalline soli

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::27099b3288b410e3f13cd72d60104360
https://doi.org/10.1016/s0022-328x(00)83274-x

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The isolation of intermediates in hydrogen halide additions to some iridium complexes

Autor: Robert H. Crabtree, George E. Morris, Jennifer M. Quirk, Tauqir Fillebeen-Khan

Publikováno v: Journal of Organometallic Chemistry. 181:203-212

The complexes [Ir(cod)Ln]PF6(I, L = PPh3, PMePh2; n = 2. L = PMe2Ph; n = 3) react with HX to give [IrHX(cod)L2]PF6 (II, L = PMePh2 or PMe2Ph) or [IrHX2(cod)(PPh3)] (III). The intermediates [IrX(cod)L2] have, in two cases (L = PMePh2, X = I, Br), been

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b91b282b90cea9345328785885e03239
https://doi.org/10.1016/s0022-328x(00)85749-6

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