(η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene

Base Information

Chemical Name:(η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene
CAS No.:126898-91-7
Molecular Formula:C₁₈H₂₈P₂Zr
Molecular Weight:397.592
Hs Code.:

Synonyms:(η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene

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Chemical Property of (η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene

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Technology Process of (η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene

There total 3 articles about (η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene 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: 93.0%

: 113177-54-1
(η2-tolan)(trimethylphosphane)zirconocene

: 78129-68-7
2,2-dimethylpropylidynephosphine

: 126898-91-7
(η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene

Guidance literature:: In tetrahydrofuran; byproducts: C6H5CCC6H5; reacn. carried out under Ar: PCC(CH3)3 added dropwise to soln. of Cp2Zr(PMe)3(PhCCPh) in THF at room temp., stirred 3h - after several min the color of the mixt. changes from yellow to orange; all volatile substances removed at 10**-2 mbar, crystn. (Et2O);

Reference yield: 80.0%

: 1291-32-3
zirconocene dichloride

: 78129-68-7
2,2-dimethylpropylidynephosphine

: 594-09-2
trimethylphosphane

: 126898-91-7
(η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene

Guidance literature:: With butyllithium; In tetrahydrofuran; hexane; byproducts: LiCl; reacn. carried out under Ar: to soln. of Cp2ZrCl2/THF at -78°C are added butyllithium/hexane then P(CH3)3 dropwise, mixt. warmed to room temp., stirred 2h to give Cp2Zr(PMe3)(CH2CHCH2CH3), addn. of PCC(CH)3, stirred 5h; all volatile substances removed at 0.5 mbar, residue dissolved in toluene, filtered (to remove LiCl), evapn. (0.5 mbar), crystn. (Et2O), elem. anal.;

Reference yield: 73.0%

: bis(η5-cyclopentadienyl)bis(trimethylphosphine)zirconium

: 78129-68-7
2,2-dimethylpropylidynephosphine

: 126898-91-7
(η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene

Guidance literature:: In diethyl ether; byproducts: P(CH3)3; PCC(CH3)3 added to soln. of Cp2Zr(PMe3)2 in Et2O at 0°C, stirred (0°C, 3h, under Ar); evapn. of half the solvent (room temp., 0.5 mbar), cooled to -20°C, crystn.;