bis[(trimethylsilyl)cyclopentadienyl]niobium hydride styrene

Base Information

Chemical Name:bis[(trimethylsilyl)cyclopentadienyl]niobium hydride styrene
CAS No.:156701-63-2
Molecular Formula:C₂₄H₃₅NbSi₂
Molecular Weight:472.619
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Chemical Property of bis[(trimethylsilyl)cyclopentadienyl]niobium hydride styrene

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Technology Process of bis[(trimethylsilyl)cyclopentadienyl]niobium hydride styrene

There total 2 articles about bis[(trimethylsilyl)cyclopentadienyl]niobium hydride styrene 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: 90.0%

: 100-42-5,25038-60-2,25247-68-1,28213-80-1,28325-75-9,79637-11-9,9003-53-6
styrene

: Nb(η5-C5H4SiMe3)2H3

: 156769-04-9,269077-09-0,156701-63-2
bis[(trimethylsilyl)cyclopentadienyl]niobium hydride styrene

Guidance literature:: In toluene; byproducts: C6H5C2H5; under N2; addn. (syringe) of styrene to the Nb-complex in toluene at room temp., mixt. warmed to 65°C and stirred for 3 h, or left at room temp. and stirred for 48 h; soln. filtered, evapn., green-brown oily residue extd. (hexane), concd., cooled (crystn.). elem. anal.; mixt. of endo and exo isomers (ca. 50:50);
DOI:10.1021/om00019a036

Reference yield: 35.0%

: 3277-89-2
phenethylmagnesium bromide

: dichlorobis{η-(trimethylsilyl)cyclopentadienyl}niobium(IV)

: 156769-04-9,269077-09-0,156701-63-2
bis[(trimethylsilyl)cyclopentadienyl]niobium hydride styrene

Guidance literature:: In diethyl ether; under N2; addn. of PhCH2CH2MgBr to the suspn. o the Nb-complex in Et2O,mixt. stirred (25°C, 12 h); yellow suspn. filtered, evapn. filtrate, residue extd. (Et2O), soln. concd., cooled (crystn.); endo isomer only;
DOI:10.1021/om00019a036