Výsledky vyhledávání - "David L. Larkins"

Organometallic Complexes of Uracil and Orotic Acid Derivatives: Coordination Mode, Structure, and Reactivity

Autor: David L. Larkins, Joseph H. Reibenspies, Brian J. Frost, Donald J. Darensbourg

Publikováno v: European Journal of Inorganic Chemistry. 2000:2487-2495

Carbonyltungsten derivatives of uracilates and orotates, where the metal center is bound to a nitrogen atom of the pyrimidine ring, are described. There organometallic complexes were synthesized by the reaction of either W(CO)5THF or W(CO)5MeOH with

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::61407a9defb76c9b6e9ed93df05c43f7
https://doi.org/10.1002/1099-0682(200012)2000:12<2487::aid-ejic2487>3.0.co

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Solution and Solid-State Structures of Phosphine Adducts of Monomeric Zinc Bisphenoxide Complexes. Importance of These Derivatives in CO2/Epoxide Copolymerization Processes

Autor: Marc Zimmer, Donald J. Darensbourg, Patrick Rainey, David L. Larkins

Publikováno v: Inorganic Chemistry. 39:1578-1585

Phosphine derivatives of the monomeric zinc phenoxide complexes, (phenoxide)2ZnLn, where phenoxide equals 2,6-di-tert-butylphenoxide, 2,4,6-tri-tert-butylphenoxide, and 2,6-diphenylphenoxide and n = 1 or 2, have been synthesized from the reaction of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cc969ded5925dc5bf4af54ec22c7e09a
https://doi.org/10.1021/ic990594a

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Solution 31P and 113Cd NMR Studies of Phosphine Adducts of Monomeric Cadmium (Bisphenoxide) Complexes and the Solid-State Structures of (2,6-Di-tert-butylphenoxide)2Cd(PCy3) and (2,6-Di-tert-butylphenoxide)2Cd(PMe3)2

Autor: Patrick Rainey, and David L. Larkins, Donald J. Darensbourg, Joseph H. Reibenspies

Publikováno v: Inorganic Chemistry. 39:473-479

Monomeric phosphine derivatives of cadmium phenoxides, (phenoxide)2CdLn, where the phenoxide ligands contain sterically demanding substituents in the 2,6-positions (2,6-di-tert-butylphenoxide and 2,6-diphenylphenoxide) are described. These derivative

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5dd1b77bfe127dedab8fc68aa8b28faa
https://doi.org/10.1021/ic991008g

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Water-Soluble Organometallic Compounds. 7.1 Further Studies of 1,3,5-Triaza-7-Phosphaadamantane Derivatives of Group 10 Metals, Including Metal Carbonyls and Hydrides

Autor: Jeffrey B. Robertson, Donald J. Darensbourg, and David L. Larkins, Joseph H. Reibenspies

Publikováno v: Inorganic Chemistry. 38:2473-2481

The syntheses of Ni(PTA)4 (5), Pd(PTA)4 (6), and Pt(PTA)4 (8) are accomplished through the reduction of the MIICl2 salts in water with excess 1,3,5-triaza-7-phosphaadamantane (PTA). The products ar...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::710e1b79c364b9471919c070865520d0
https://doi.org/10.1021/ic981243j

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Organometallic Derivatives of Orotic Acid. CO−Labilizing Ability of the Amido Group in Chromium and Tungsten Carbonyl Complexes

Autor: David L. Larkins, Joseph H. Reibenspies, Jennifer D. Draper, Donald J. Darensbourg, Brian J. Frost

Publikováno v: Inorganic Chemistry. 37:2538-2546

of M(CO)5THF with the tetraethylammonium salt of the corresponding acid or uracil. These complexes have been characterized in solution by IR and 13C NMR spectroscopy and in the solid state by X-ray crystallography. The geometry of the metal dianions

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::aa73d78c9b6e36ee674bf3a630acd588
https://doi.org/10.1021/ic980233f

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Bis(triphenylphosphine)copper(I) Complexes of Orotate and L-Dihydroorotate

Autor: David L. Larkins, Donald J. Darensbourg, Joseph H. Reibenspies

Publikováno v: Inorganic chemistry. 37(23)

Novel complexes of orotic acid and dihydroorotic acid with Cu(I) bis(triphenylphosphine) have been synthesized. These complexes are the first examples of orotic acid derivatives bound to copper in ...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2cc994115dcb70aa41e1eb754ed8a15c
https://pubmed.ncbi.nlm.nih.gov/11670757

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An experimental and theoretical investigation of the carbon dioxide insertion process into the tungsten-nitrogen bond of an anionic W(0) complex

Autor: Donald J. Darensbourg, David L. Larkins, Brian J. Frost

Publikováno v: Inorganic chemistry. 40(9)

The pyridine bound 2-aminopyridine (2APH) derivative of tungsten pentacarbonyl has been prepared from photogenerated W(CO)5THF and 2APH. Deprotonation of the distal amine group by sodium hydride has provided two complexes, [Na][W(CO)5(2AP)] and [Na]2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bfc2280b6e7af4a54eb9444463ddee42
https://pubmed.ncbi.nlm.nih.gov/11304140

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Diamond-Shaped Heterometallic Complexes of Iron(II) and Copper(I) Bridged by Cyanide Groups

Autor: Donald J. Darensbourg, Joseph H. Reibenspies, David L. Larkins, Way Zen Lee, M. Jason Adams

Publikováno v: Inorganic Chemistry. 38:1378-1379

The tetrametallic, diamond-shaped heterometallic complexes of iron(II) and Cu(I), [η5-C5H5Fe(CO)(μ-CN)2Cu(PCy3)x]2, where x = 1 or 2, have been synthesized and fully characterized. X-ray crystallography reveals the geometrics about the copper(I) ce

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::66e7e7c92f7a2e8134bdb54406a1b4aa
https://doi.org/10.1021/ic981419h

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