ChemicalBook CAS DataBase List Bis(trimethylsilylcyclopentadienyl)zirconium dichloride

Bis(trimethylsilylcyclopentadienyl)zirconium dichloride synthesis

5synthesis methods

Product Name:Bis(trimethylsilylcyclopentadienyl)zirconium dichloride
CAS Number:60938-59-2
Molecular formula:C16H26Cl2Si2Zr
Molecular Weight:436.68

1,3-Cyclopentadiene, 2-(trimethylsilyl)-

29943-00-8
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1,3-Cyclopentadiene, 1-(trimethylsilyl)-

29942-99-2
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10026-11-6 Synthesis

10026-11-6
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Bis(trimethylsilylcyclopentadienyl)zirconium dichloride

60938-59-2
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Yield:60938-59-2 75%

Reaction Conditions:

with n-butyllithium in diethyl ether;hexane;byproducts: n-butane, LiCl; addn. of soln. of n-butyllithium in hexane to soln. of isomeric mixture of cyclopentadiene derivative at -78 °C, addn. of ZrCl4 at -78 °C, stirred over night at room temp.; suspn. filtered of Na2SO4, evapn. in vac., washed with n-pentane, dried in vac;

References:

Licht, Andrea I.;Alt, Helmut G. [Journal of Organometallic Chemistry,2003,vol. 684,# 1-2,p. 91 - 104]