tetrakis(2,2-dimethyl-1-phenylethenyl)chromium(IV)

Base Information

Chemical Name:tetrakis(2,2-dimethyl-1-phenylethenyl)chromium(IV)
CAS No.:69171-81-9
Molecular Formula:C₄₀H₄₄Cr
Molecular Weight:576.785
Hs Code.:

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Chemical Property of tetrakis(2,2-dimethyl-1-phenylethenyl)chromium(IV)

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Technology Process of tetrakis(2,2-dimethyl-1-phenylethenyl)chromium(IV)

There total 1 articles about tetrakis(2,2-dimethyl-1-phenylethenyl)chromium(IV) 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: 2.16%

: 10170-68-0,16997-54-9
trichlorotris(tetrahydrofuran)chromium(III)

: 5912-93-6
1-bromo-2-methyl-1-phenyl-1-propene

: 69171-81-9
tetrakis(2,2-dimethyl-1-phenylethenyl)chromium(IV)

Guidance literature:: With n-butyl-lithium; In diethyl ether; byproducts: lithium chloride; to cooled in ethanol-dry-ice bath BrPhC=CMe2 in Et2O n-butyl-lithium added dropwise with stirring and mixt. stirred at low temp. for 30 min andwarmed slowly to room temp. and added to CrCl3*3thf in Et2O with stirring at -70°C; mixt. allowed to warm to room temp. for 2 h, solvent removed under vac., residue taken up in hexane, soln. filtered, filtrate reduced under vac.; elem. anal.;

Reference yield: 48.8%

: 69171-81-9
tetrakis(2,2-dimethyl-1-phenylethenyl)chromium(IV)

: mercury dichloride

: chloro(2,2-dimethyl-1-phenylethenyl)mercury(II)

Guidance literature:: In tetrahydrofuran; diethyl ether; to (Cr(CPh=CMe2)4) in Et2O HgCl2 in thf added slowly and mixt. stirred overnight (-5°C), stirred at ambient temp. for 3 h; solvent removed under vac., product extd. into benzene and recrystd. from benzene; elem. anal.;