Výsledky vyhledávání - "Najat Al Obaidi"

Reactions of [Mo(NO){HB(3,5-Me2C3N2H)3}I2] with some cyclic ethers to form alkoxide complexes

Autor: Jon A. McCleverty, Najat Al Obaidi, Chris Jones

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :3329

The complex [Mo(NO){HB(3,5-Me2C3N2H)3}I2] reacts with oxacyclobutane, oxacyclopentane (tetrahydrofuran), or oxacycloheptane, in the presence of traces of moisture, to produce the diamagnetic alkoxide derivatives [Mo(NO){HB(3,5-Me2C3N2H)3}I{O(CH2)nI}]

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8f575e27ea0e69eed95b6a33b51135a9
https://doi.org/10.1039/dt9900003329

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Monometallic, homo- and hetero-bimetallic complexes based on redox active tris(3,5-dimethylpyrazolyl)boratomolybdenum and tungsten nitrosyls. Part V.Para-substituent effects on the reduction potentials of arylamide complexes

Autor: Najat Al Obaidi, Christopher J. Jones, Bryan D. Neaves, W. Hussain, Stephen M. Charsley, Jon A. McCleverty, Sarah J. Reynolds

Publikováno v: Transition Metal Chemistry. 12:143-148

Two series of complexes having the formula [M{HB(3,5-Me2C3N2H)3}(NO)Cl(NHC6H4Z-p)]; in which M=Mo and Z=F, Cl, Br, OMe, SMe, CN, CO2Me or NO2 and M=W and Z=Br, OMe, CN, CO2Me or NO2, have been prepared. The reduction potentials of these new complexes

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::57b3080445655e3d4dd0c1d518f50349
https://doi.org/10.1007/bf01022343

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The synthesis and electrochemistry of novel redox responsive molybdenum complexes containing cyclic polyether cation binding sites

Autor: Jon A. McCleverty, Sithy S. Salam, Najat Al Obaidi, Joel P. Bright, Paul D. Beer, Chris Jones

Publikováno v: Journal of the Chemical Society, Chemical Communications. :239

The binding of Na+ to cyclic polyether sites incorporated in molybdenum complexes has been shown to shift the reduction potentials of the {Mo(NO)}3+ centres present to more anodic potentials by up to 320 mV.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::11dd83721552f6b20d3538b34abdd9b7
https://doi.org/10.1039/c39860000239

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Monometallic, homo- and hetero-bimetallic complexes based on redox active tris(3,5-dimethylpyrazolyl)borato-molybdenum and -tungsten nitrosyls. Part 4. The effects of ligating atom type on the reduction potentials of monometallic complexes

Autor: Muktimoy Chaudhury, Jon A. McCleverty, Sithy S. Salam, Najat Al Obaidi, Diane Clague, Julie C. Pearson, Chris Jones

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :1733

The complexes [M(NO)(L)X(Y)][L = tris(3,5-dimethylpyrazolyl)borate; M = Mo, X = Cl, Y = OPh; M = W, X = Cl, Y = SPh; or M = W, X = Y = NC4H4, OPh, or SPh] have been prepared and characterised. The electrochemical properties of these compounds were in

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::90837af18ac700aa06733bcea4e6d6ed
https://doi.org/10.1039/dt9870001733

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Reactions of [M(NO){HB(3,5-Me2C3N2H)3}X2](M = Mo, X = I; M = W, X = Cl) with some amine-substituted pyridines. The molecular structures of [M(NO){HB(3,5-Me2C3N2H)3}(2-NHC5NH4)2]

Autor: Chris Jones, Jon A. McCleverty, Najat Al Obaidi, Keith Paxton, Thomas A. Hamor

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :1063

The 16-electron complex [Mo(NO){HB(3,5-Me2C3N2H)3}I2] reacted with an excess of 2-amino-pyridine to produce the diamagnetic bis(amide) derivative [Mo(NO){HB(3,5-Me2C3N2H)3}(2-NHC5NH4)2], whereas with 2-aminomethylpyridine the 17-electron complex [Mo(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ba210808598521614d0937b6a2ddfa5e
https://doi.org/10.1039/dt9870001063

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Bis-organoamide complexes of nitrosyl[tris(3,5-dimethylpyrazolyl)borato]molybdenum and -tungsten. The crystal and molecular structure of [Mo(NO){HB(Me2pz)3}(NHBun)2]

Autor: Chris Jones, Thomas A. Hamor, Keith Paxton, Jon A. McCleverty, Najat Al Obaidi

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :1525

The reaction between [MO(NO)L(I)(NHR1)][L = tris(3,5-dimethylpyrazolyl)borate, HB(Me2pz)3–; R1= Et, Prn, or Bun] and R1NH– afforded [Mo(NO)L(NHR1)2] but did not provide a route to derivatives in which R1= aryl. A similar approach using [W(NO)L(Cl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5b19ca85a946430e20c55f6e65847696
https://doi.org/10.1039/dt9860001525

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Monometallic, homo- and hetero-bimetallic complexes based on redox active tris(3,5-dimethylpyrazolyl)borato molybdenum and tungsten nitrosyls. Part 6. Synthesis and electrochemistry of complexes containing saturated heterocyclic amide ligands. X-Ray crystal and molecular structure of [{Mo(NO)[HB(Me2pz)3]Cl}2(NC4H8N)]

Autor: Thomas A. Hamor, Najat Al Obaidi, Chris Jones, Jon A. McCleverty, Keith Paxton

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :2653

The co-ordinatively unsaturated complexes [M(NO){HB(Me2pz)3}Cl(Y)][M = Mo or W; Y = NC3H6–, NC4H8–, or NC5H10–; HB(Me2pz)3= hydrotris(3,5-dimethylpyrazolyl)borate] have been prepared and characterised. All exhibit reversible one-electron reduct

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c46fc9aa71ba37a315d8d29031f1966e
https://doi.org/10.1039/dt9870002653

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Steric and electronic effects on the chemistry of molybdenum octahedrally co-ordinated by six nitrogen atoms. The molecular structure of [Mo{HB(3,5-Me2C3N2H)3}(NO)(pyrollide)2]

Autor: Bryan D. Neaves, Anthony J. Edwards, Jon A. McCleverty, Chris Jones, Najat Al Obaidi, Katherine P. Brown, Susan A. Hollins

Publikováno v: Journal of the Chemical Society, Chemical Communications. :690

[Mo{HB(3,5-Me2C3N2H)3}(No)I2] reacts with the nitrogen heterocycles Z to give [Mo{HB(3,5-Me2C3N2H)3}(NO)Z2]+, where Z = pyridine, imidazole, N-methylimidazole, or pyrazole, with monosidium organoamides to give [Mo{HB(3,5-Me2C3N2H)3}(NO)Y2] where Y =

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::44ac4a0f634c9988563e25f14816504b
https://doi.org/10.1039/c39840000690

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Synthesis, electrochemistry, and electron spin resonance spectra of some seventeen-electron complexes containing the {Mo(NO)}2+ core and the molecular structure of [Mo(NO){HB(Me2pz)3}(pyr)2]

Autor: Anthony J. Edwards, Frank E. Mabbs, Najat Al Obaidi, Chris Jones, David Collison, Jon A. McCleverty, Bryan D. Neaves

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :127

The reactions between [Mo(NO)LI2][L = hydrotris(3,5-dimethylpyrazol-1-yl)borate] and several neutral, unsaturated nitrogen-heterocyclic ligands have been investigated in order to establish the nature of the paramagnetic species produced. The complexe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b2f6ff6958783c6f04029962adb8e963
https://doi.org/10.1039/dt9890000127

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