Výsledky vyhledávání - "Yiu-Keung Sau"

C–H Activation with Iridium(III) and Rhodium(III) Alkyl Complexes Containing a 2,2′‐Bipyridyl Ligand

Autor: Wa-Hung Leung, Ian D. Williams, Ka-Wang Chan, Yiu-Keung Sau, Enrique Kwang Huang, Xiao-Yi Yi

Publikováno v: European Journal of Inorganic Chemistry. 2010:2369-2375

Heating [Rh(dtbpy)(κ2-C,C′-CH2CMe2C6H4)(CH2CMe2Ph)] (1; dtbpy = 4,4′-di-tert-butyl-2,2′-bipyridyl) in p-xylene at 110 °C resulted in the formation of the 2-tert-butylphenyl complex [Rh(dtbpy)(κ2-C,C′-CH2CMe2C6H4)(C6H4tBu-2)] (3). Treatment

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::72a9c1c36b60823dca92f3c8da26c607
https://doi.org/10.1002/ejic.201000041

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Insertion of nitrene and chalcogenolate groups into the Ir–C σ bond in a cyclometalated iridium(III) complex

Autor: Xiao-Yi Yi, Ka-Wang Chan, Wa-Hung Leung, Chun-Sing Lai, Yiu-Keung Sau, Ian D. Williams

Publikováno v: Journal of Organometallic Chemistry. 695:1399-1404

Treatment of [Cp∗Ir(ppy)Cl] (Cp∗ = η5-C5Me5, ppyH = 2-(2-pyridyl)phenyl) with Ag(OTf) (OTf− = triflate) in MeOH and MeCN gave the solvento complexes [Cp∗Ir(ppy)(solv)][OTf] (solv = MeOH (1) and MeCN (2)). Complex 1 is capable of catalyzing o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a64993f4926c6b3719555fe6ec160b60
https://doi.org/10.1016/j.jorganchem.2010.02.002

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Synthesis, Structures, and Oxidation of Iridium(III) Alkyl Compounds Containing Thiolate and Dithiolate Ligands

Autor: Wai Yeung Wong, Wa-Hung Leung, Qian-Feng Zhang, Ka Wang Chan, Ian D. Williams, Yiu Keung Sau

Publikováno v: European Journal of Inorganic Chemistry. 2008:4353-4359

Treatment of [Ir(dtbpy){CH 2 CMe 2 C c 6 H 4 (Ir-C c )}(C 6 H 4 tBu-2)] (1) (dtbpy = 4,4'-di-tert-butyl-2,2'-bipyridyl) with the dichalcogenides R 2 Q 2 in refluxing toluene afforded the chalcogenolate-bridged dinuclear complexes [Ir(dtbpy)-{CH 2 CMe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d2a4a018dd17b6e3f50afd98a285d9d0
https://doi.org/10.1002/ejic.200800460

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Alkyl and Aryl Compounds of Rhodium(III) and Iridium(III) Supported by 4,4‘-Di-tert-butyl-2,2‘-bipyridyl

Autor: Wa-Hung Leung, and Ian D. Williams, Qian-Feng Zhang, Yiu-Keung Sau, Ka-Wang Chan

Publikováno v: Organometallics. 26:6338-6345

Alkylation of Rh(dtbpy)Cl3(DMF) (1) (dtbpy = 4,4‘-di-tert-butyl-2,2‘-bipyridyl, DMF = N,N-dimethylformamide) with PhMe2CCH2MgCl afforded the cyclometalated neophyl compound (2), which reacted with CO to give the adduct (3). The solid-state struct

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ff6e0373fdbe4705a8b33d79c385b708
https://doi.org/10.1021/om7006216

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Electrophilic Ruthenium(VI) Nitrido Complex Containing Kläui's Oxygen Tripodal Ligand

Autor: Yiu-Keung Sau, Qian-Feng Zhang, Wa-Hung Leung, Xiao-Yi Yi, Tony C.H. Lam, Ian D. Williams

Publikováno v: Inorganic Chemistry. 46:7193-7198

Treatment of [n-Bu4N][Ru(N)Cl4] with [AgL(OEt)] (L(OEt)- = [(eta5-C5H5)Co{P(O)(OEt)2}3]-) afforded the ruthenium(VI) nitrido complex [L(OEt)Ru(N)Cl2] (1), which reacted with PPh3 to give the ruthenium(IV) phosphiniminato complex [L(OEt)Ru(NPPh3)Cl2]

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be541abb4f5d3de230b16e2db4e35ebe
https://doi.org/10.1021/ic7007683

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Iridium(III) silyl alkyl and iridacyclic compounds supported by 4,4'-di-tert-butyl-2,2'-bipyridyl

Autor: Wa-Hung Leung, Ian D. Williams, Yiu-Keung Sau, Hung Kay Lee

Publikováno v: Chemistry (Weinheim an der Bergstrasse, Germany). 12(36)

Treatment of IrCl(3)x H(2)O with one equivalent of 4,4'-di-tert-butyl-2,2'-bipyridyl (dtbpy) in N,N-dimethylformamide (dmf) afforded [IrCl(3)(dmf)(dtbpy)] (1). Alkylation of 1 with Me(3)SiCH(2)MgCl resulted in C--Si cleavage of the Me(3)SiCH(2) group

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d2f86005dc1180c0d945f0f46dc65025
https://pubmed.ncbi.nlm.nih.gov/16991182

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Chiral bisphosphinite metalloligands derived from a P-chiral secondary phosphine oxide

Autor: Eddie Y.Y. Chan, Yiu-Keung Sau, Richard K. Haynes, Ian D. Williams, Wa-Hung Leung, Herman H. Y. Sung, Samuel M. F. Lo, Qian-Feng Zhang

Publikováno v: Inorganic chemistry. 43(16)

Interaction of PdCl(2)(MeCN)(2) with 2 equiv of (S(P))-(t)BuPhP(O)H (1H) followed by treatment with Et(3)N gave [Pd((1)(2)H)](2)(micro-Cl)(2) (2). Reaction of 2 with Na[S(2)CNEt(2)] or K[N(PPh(2)S)(2)] afforded Pd[(1)(2)H](S(2)CNEt(2)) (3) or Pd[(1)(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d3b94260bfb8f63a1df0411c206ec76c
https://pubmed.ncbi.nlm.nih.gov/15285668

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Ruthenium complexes with chiral tetradentate imino-sulfoxide ligands

Autor: Eddie Y.Y. Chan, Wing-Leung Mak, Ian D. Williams, Samuel M. F. Lo, Yiu-Keung Sau, Chui-Ying Lai, Wa-Hung Leung, Qian-Feng Zhang

Publikováno v: Inorganic chemistry. 42(19)

Treatment of 2-(methylsulfinyl)benzaldehyde (1) with ethylenediamine or (1R,2R)-(-)-1,2-diaminocyclohexane afforded N,N'-bis[2-(methylsulfinyl)benzylidene]ethylenediamine (L(1)) or (1R,2R)-N,N'-bis[2-(methylsulfinyl)benzylidene]-1,2-cyclohexanedia mi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::864538c6ce2f4e69c0c64954ff9aa6b5
https://pubmed.ncbi.nlm.nih.gov/12971754

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