Výsledky vyhledávání - "Jack L. Davidson"

Syntheses and structures of six and seven-coordinate diene complexes of molybdenum and tungsten(II). The crystal and molecular structures of [WBr2(CO)2(PMePh2)(norbornadiene)] and [WBr2(CO)(NCCHCH2)(norbornadiene)]

Autor: Heiko Richtzenhein, Jack L. Davidson, Benedicte Thiebaut, Kai Landskron, Georgina M. Rosair

Publikováno v: Journal of Organometallic Chemistry. 592:168-179

Reactions of [WI2(CO)3(NCMe)2] with norbornadiene (NBD) and 1,5-cycloctadiene (COD) give six-coordinate dicarbonyls [WI2(CO)2(NBD)] and [WI2(CO)2(COD)], respectively. The related dibromo complex [WBr2(CO)2(NBD)] reacts with tertiary phosphines L to g

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ea5725c036d97c70ec17dd77d2cda135
https://doi.org/10.1016/s0022-328x(99)00509-4

Zobrazit plný text záznamu

Reactions of alkynes with molybdenum and tungsten bis(alkyne) complexes [M(SR)(CF3CCCF3)2(η5-C5H5)] (M = Mo, R = C6F5; M = W, R = C6H4Me-4): crystal and molecular structure of [Mo{η4-C(CF3)C(CF3)C(CO2Me)C(CO2Me)(SC6F5)}(CF3CCCF3)(η5-C5H5)] †

Autor: Jack L. Davidson, Naz M. Agh-Atabay, Uta Dullweber, Kenneth W. Muir, Graeme Douglas

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :3883-3892

The reaction of [Mo(SC6F5)(CF3CCCF3)2(η5-C5H5)] 1a with MeO2CCCCO2Me at –30 °C gave a butadienyl complex [Mo{η4-C(CF3)C(CF3)C(CO2Me)C(CO2Me)(SC6F5)}(CF3CCCF3)(η5-C5H5)] which has been shown by X-ray analysis to contain an (η5-C5H5)Mo(η2-CF3CC

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d42e634cddbdfccc50b73894ee61d900
https://doi.org/10.1039/a905297f

Zobrazit plný text záznamu

Mechanisms of alkyne trimerisation at molybdenum and tungsten centres leading to novel metallacycles: crystal and molecular structures of two isomeric forms of [Mo{C(CF3)C(CF3)C(CF3)C(CF3)C(CO2Me)C(CO2Me)(SPri)}(η5-C5H5)]

Autor: Naz M. Agh-Atabay, Laurence Carlton, Graeme Douglas, Jack L. Davidson, Kenneth W. Muir

Publikováno v: J. Chem. Soc., Dalton Trans.. :999-1011

The η2-C,C vinyl complexes [M{η3-C(CF3)C(CF3)SR}(CF3CCCF3)(η5-C5H5)]1(M = Mo, R = Pri; M = W, R = Me, Et or Pri) reacted with dimethyl acetylenedicarboxylate R′CCR′(R′= CO2Me) to give products of alkyne trimerisation containing two different

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9400080f2e22db5ef7f0cf8b5b47a154
https://doi.org/10.1039/dt9960000999

Zobrazit plný text záznamu

Reversible co-ordination of alkali metals to sulfur-based organometallic ligands [M(SC6F5)4(cp)]–(M = Mo or W, cp =η5-C5H5)

Autor: Pascal C. Leverd, Nigel J. Simpson, Calum H. McIntosh, Jack L. Davidson, W. Edward Lindsell

Publikováno v: J. Chem. Soc., Dalton Trans.. :2423-2429

The photochemical reaction of Tl[Mo(SC6F5)2(CO)2(cp)](cp =η5-C5H5) with C6F5SSC6F5 in tetrahydrofuran (thf) solution affords the tetrathiolate Tl[Mo(SC6F5)4(cp)]. Similarly the photochemical reaction of [W(SC6F5)(CO)3(cp)] with 4 equivalents of Tl(S

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ea04da00ebe752c3a173a84bb6704f65
https://doi.org/10.1039/dt9940002423

Zobrazit plný text záznamu

The pyrolytic LCVD of high-purity gold tracks from alkyl (trialkylphosphine) gold(I) complexes

Autor: Jack L. Davidson, David Milne, John I. B. Wilson, P. G. Roberts, Phillip John, M. G. Jubber

Publikováno v: Advanced Materials for Optics and Electronics. 2:3-17

The pyrolytic LCVD of high-purity gold tracks from the organogold(I) complex MeAuPMe3 is reported. The tracks were deposited onto (100) n-type single-crystal silicon with a thermally grown oxide layer (3000 A), single-crystal GaAs with an intact nati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1bf50cdf089e2606db8d0176174544eb
https://doi.org/10.1002/amo.860020103

Zobrazit plný text záznamu

Reactions of the molybdenum bis(alkyne) complex [Mo(SC6F5)(F3CCCCF3)2(η5-C5H5)] with alkynes leading to isomeric and fluxional η4-butadienyl complexes

Autor: Jack L. Davidson, Naz M. Agh-Atabay

Publikováno v: J. Chem. Soc., Dalton Trans.. :3531-3539

Reactions of the bis(hexafluorobut-2-yne) complex [Mo(SC6F5)(F3CCCCF3)2(η5-C5H5)]1 with alkynes RCCR′ give the novel η4-butadienyl complex prone-[Mo{η4-C(CF3)C(CF3)CRCR(SC6F5)}(F3CCCCF3)(η5-C5H5)]2(R = R′= Me; R = H, R′= Me or Ph; R = Me, R

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::196c93654f1a0d6f3ae1398a4d191ceb
https://doi.org/10.1039/dt9920003531

Zobrazit plný text záznamu

Alkyne, cyclobutadiene and cyclopentadienone complexes of molybdenum and tungsten

Autor: Jack L. Davidson

Publikováno v: Journal of Organometallic Chemistry. 419:137-149

Reactions of [MoX(CO)3(η5-C5H5)] (X = Br, I) with CF3CCCF3 in a sealed tube give the tetrakis(trifluoromethyl)cyclopentadienone derivatives [MoX(CO){η4-C4(CF3)4CO}(η5-C5H5)] (3b, c) whereas if the liberated carbon monoxide is removed at interva

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1168b6ac0df94a24919f7e3f8dd3133f
https://doi.org/10.1016/0022-328x(91)86170-u

Zobrazit plný text záznamu

Reactions of molybdenum and tungsten η2-C,C-vinyl complexes [Mη3-C(CF3)C(CF3)SR(CF3CCCF3)(η5-C5H5)] with alkynes leading to novel metallacycles

Autor: Laurence Carlton, Jack L. Davidson, Naz M. Agh-Atabay

Publikováno v: Journal of Organometallic Chemistry. 413:205-221

The reactions of [Mη3-C(CF3)C(CF3)SR(CF3C≡CCF3)(η5-C5H5)](M = Mo, R = iPr; M = W, R = Me, iPr, tBu) with alkynes R′C≡CR″, (R′ = R″ = Me, Et, Ph; R′ = Ph, R″ = Me) gives isomeric η2-vinyl [Mη3-C(CF3)C(CF3)C(R″)=C(R′)(SR)(CF3C�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::da5abea4aa7f79e47b4167b2dfd1b922
https://doi.org/10.1016/0022-328x(91)80050-t

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání