bis(phenylethynyl)hafnocene

Base Information

Chemical Name:bis(phenylethynyl)hafnocene
CAS No.:84879-48-1
Molecular Formula:C₂₆H₂₀Hf
Molecular Weight:510.935
Hs Code.:

Synonyms:bis(phenylethynyl)hafnocene

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Chemical Property of bis(phenylethynyl)hafnocene

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Technology Process of bis(phenylethynyl)hafnocene

There total 3 articles about bis(phenylethynyl)hafnocene 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: 70.0%

: (π-C5H5)2Hf(N(CH3)2)2

: 536-74-3
phenylacetylene

: 84879-48-1
bis(phenylethynyl)hafnocene

Guidance literature:: In tetrahydrofuran; (π-C5H5)2Hf(N(CH3)2)2/HCCC6H5 (molar ratio: 1:2); 1 h reflux;; extraction (light petroleum);;
DOI:10.1016/S0022-328X(00)92810-9

Reference yield: 70.0%

: 12116-66-4
bis(cyclopentadienyl)hafnium dichloride

: 4440-01-1
lithium phenylacetylide

: 84879-48-1
bis(phenylethynyl)hafnocene

Guidance literature:: In tetrahydrofuran; byproducts: LiCl; Ar-atmosphere; stirring Hf-complex with 2 equiv. of alkyne (0°C, 2 h); evapn. (vac.), dissoln. in CH2Cl2, filtration off of LiCl, evapn. (vac.), stirring with pentane, collection (filtration);
DOI:10.1016/S0022-328X(96)06610-7

Reference yield: 65.0%

: 12116-66-4
bis(cyclopentadienyl)hafnium dichloride

: 1004-22-4
phenylethynylsodium

: 84879-48-1
bis(phenylethynyl)hafnocene

Guidance literature:: In 1,4-dioxane; mixt. of ligand and complex in molar ratio 2/1 stirred for 8 h at 50°C in dioxane; filtered, concd., pentane or hexane added, pptd. at 0°C for 24 h, filtered, washed with pentane or hexane, dried (vac.);
DOI:10.1016/S0020-1693(00)81921-0