نتایج جستجو برای: sime

تعداد نتایج: 230  

Journal: :Dalton transactions 2011
Torsten Beweries Sven Hansen Monty Kessler Marcus Klahn Uwe Rosenthal

Dehydrogenation of Me(2)NH·BH(3) (1) by group 4 metallocene alkyne complexes of the type Cp(2)M(L)(η(2)-Me(3)SiC(2)SiMe(3)) [Cp = η(5)-cyclopentadienyl; M = Ti, no L (2Ti); M = Zr, L = pyridine (2Zr)] and group 4 metal amido complexes of the type M(NMe(2))(4) [M = Ti (8Ti), Zr (8Zr)] is presented.

Journal: :Physical Chemistry Chemical Physics 2021

Lithium fluoride films were prepared by atomic layer deposition (ALD) using a new route in which LiN(SiMe3)2 is used as precursor and SF6 plasma coreactant. It was demonstrated that promising coreactant for ALD of high purity lithium films.

Journal: :Journal of the American Chemical Society 2011
Polly L Arnold Zoë R Turner Ronan Bellabarba Robert P Tooze

Two functional groups can be delivered at once to organo-rare earth complexes, (L)MR(2) and (L)(2)MR (M = Sc, Y; L = ({1-C(NDippCH(2)CH(2)N)}CH(2)CMe(2)O), Dipp = 2,6-(i)Pr(2)-C(6)H(3); R = CH(2)SiMe(3), CH(2)CMe(3)), via the addition of E-X across the metal-carbene bond to form a zwitterionic imidazolinium-metal complex, (L(E))MR(2)X, where L(E) = {1-EC(NDippCH(2)CH(2)N)}CH(2)CMe(2)O, E is a p...

Journal: :Research Journal of Applied Sciences, Engineering and Technology 2016

2009
Rene Avila Jay Giri

Transient Stability Assessment, preventive control measures and dynamic A X calculations are addressed for the new deregulated EMS system. The combination of time domain analysis, SIME and Optimal Power Flow provide a reliable solution for future transaction requirements and the current operating point.

Journal: :Chemical communications 2008
Leonardo Apostolico Holger Braunschweig Andrew G Crawford Thomas Herbst Daniela Rais

The first catalytic application of the Group VI metal borylene complexes [(CO)(5)M[double bond]BN(SiMe(3))(2)] involves the demercuration reaction of bis(alkynyl)mercurials, [Hg(C[triple bond]CR)(2)], with formation of a series of buta-1,3-diynes.

Journal: :Chemical communications 2012
Tracy D Nixon Benjamin D Ward

Calcium complexes bearing bis(oxazolinylphenyl)amine (BOPA) ligands have been prepared, and their redistribution chemistry studied. The complexes [Ca(R-BOPA){N(SiMe(3))(2)}(THF)] (R = (i)Pr 1a, Ph 1b and Bn 1c) are active in hydroamination catalysis and give the highest enantioselectivity reported for a calcium complex.

Journal: :Chemical communications 2012
Holger Braunschweig Qing Ye Krzysztof Radacki

High yield synthesis of trans-[(Me(3)P)(OC)(3)Fe = BDur] (Dur, "Duryl" = 2,3,4,6-Me(4)C(6)H) is achieved by salt elimination and subsequent liberation of trimethylsilylbromide from K[Fe(CO)(3)(PMe(3))SiMe(3)] and Br(2)BDur.

Journal: :Chemistry 2012
Zhongbao Jian Dongmei Cui Zhaomin Hou

A series of rare-earth-metal-hydrocarbyl complexes bearing N-type functionalized cyclopentadienyl (Cp) and fluorenyl (Flu) ligands were facilely synthesized. Treatment of [Y(CH(2)SiMe(3))(3)(thf)(2)] with equimolar amount of the electron-donating aminophenyl-Cp ligand C(5)Me(4)H-C(6)H(4)-o-NMe(2) afforded the corresponding binuclear monoalkyl complex [({C(5)Me(4)-C(6)H(4)-o-NMe(μ-CH(2))}Y{CH(2)...

Journal: :Dalton transactions 2013
Qinghai Li Shuangliu Zhou Shaowu Wang Xiancui Zhu Lijun Zhang Zhijun Feng Liping Guo Fenhua Wang Yun Wei

The dehydrogenation of pyrrolyl-functionalized secondary amines initiated by rare-earth metal amides was systematically studied. Reactions of the rare-earth metal amides [(Me(3)Si)(2)N](3)RE(μ-Cl)Li(THF)(3) with pyrrolyl-functionalized secondary amines 2-(t)BuNHCH(2)-5-R-C(4)H(2)NH (R = H (1), R = (t)Bu (2)) led to dehydrogenation of the secondary amines with isolation of imino-functionalized p...

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