ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride

Base Information

Chemical Name:ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride
CAS No.:88395-67-9
Molecular Formula:C₁₆H₂₀Cl₂Zr
Molecular Weight:374.465
Hs Code.:

Synonyms:ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride

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Chemical Property of ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride

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Technology Process of ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride

There total 1 articles about ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride 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: 33.0%

: (CH₃)4C₂(C₅H₄MgCl*2THF)2

: 10026-11-6
zirconium(IV) chloride

: 12130-65-3
bis(isopropylcyclopentadienyl)titanium dichloride

: 88395-67-9
ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride

Guidance literature:: With hydrogenchloride; In tetrahydrofuran; condensation of THF (dry, O2 free) to Mg compd. and ZrCl4, -80°C, warmed up to room temp., reflux, 4h, soln. cooled to room temp., evapn. to dryness, residue dissolved in CHCl3, addn. of concd. HCl, sepn. of CHCl3 phase, Schlenk technique, Ar; aq. phase washed 2x with CHCl3, addn. of concd. HCl, CHCl3 phases driedwith Na2SO4, evapn. to dryness, addn. of HCl gas to diethyl ether soln., filtered, -80°C, ppt. washed with pentane, dried, recrystn. from ether/pentane=1/1; elem. anal.;
DOI:10.1016/0022-328X(83)85118-3

Reference yield: 50.0%

: 88395-67-9
ansa-1,1,2,2-tetramethylethylene-bis(cyclopentadienyl)zirconium dichloride

: 420-60-0
trimethyltin fluoride

: 745015-53-6
Me4C2(η5-C5H4)2ZrF2

: 1066-45-1
trimethyltin(IV)chloride

Guidance literature:: In dichloromethane; under Ar atm. Zr complex and Me3SnF in CH2Cl2 were stirred at room temp.for 1 h; soln. was filtered and concd. in vacuo, hexane was added, crystn. at -30°C, Me3SnCl was removed by sublimation (60°C, 3E-1 mbar); elem. anal.;
DOI:10.1021/om049745u