(Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2)

Base Information

Chemical Name:(Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2)
CAS No.:96555-90-7
Molecular Formula:C₃₂H₆₆NiP₄Si₂
Molecular Weight:689.632
Hs Code.:

Synonyms:(Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2)

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Chemical Property of (Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2)

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Technology Process of (Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2)

There total 3 articles about (Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 28.0%

: 37504-45-3
NiCl₂(C₁₀H₂₄P₂)

: lithium bis(trimethylsilyl)phosphide *1.8THF

: 96555-90-7
(Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2)

: 109884-68-6
((C₆H₁₁)2PCH₂CH₂P(C₆H₁₁)2)NiP(Si(CH₃)3)2

Guidance literature:: In toluene; byproducts: LiCl, P(SiMe3)3; (Ar), added dropwise with stirring over 1 h at -20°C, stirred for 1 h at -20°C, warmed to 0°C, stirred for 2 d at 0°C, warmed over 24 h to 20°C; filtered, volatiles removed in vac. at 20°C, extracted with n-pentane; 1.: recrystd. from toluene at -20°C (28%); 2.: extracts cooled to -78°C, recrystd. twice from n-pentane at -20°C (24%), elem. anal.;

Reference yield: 28.0%

: 96555-88-3
[(1,2-bis(dicyclohexylphosphino)ethane)dichloronickel(II)]

: lithium bis(trimethylsilyl)phosphide *1.8THF

: 57603-40-4,115223-08-0
Ni(1,2-bis(dicyclohexylphosphino)ethane)2

: 96555-90-7
(Cy2P(CH2)2PCy2)Ni(η-(PSiMe3)2)

Guidance literature:: In toluene; byproducts: P(Si(CH3)3)3, LiCl; dropwise addn. of (LiP(Si(CH3)3)2 * 1.8 tetrahydrofuran) soln. to stirred suspension (-30°C/Ar atm.); after 2 d (-20°C) slow warming to 20°C;; filtration; evapn.; washing (pentane/until yellow powder); recrystn. (toluene/-20°C); ((C6H11)2PCH2CH2P(C6H11)2NiP)2 monitored by NMR-spectroscopy;;