(η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt

Base Information

Chemical Name:(η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt
CAS No.:199850-04-9
Molecular Formula:C₃₅H₂₆ClCo
Molecular Weight:541.038
Hs Code.:

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Chemical Property of (η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt

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Technology Process of (η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt

There total 1 articles about (η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt 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: 72.0%

: 12427-78-0
(η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)cobalt

: 5293-84-5
chloromethyltriphenylphosphonium chloride

: 199850-04-9,199850-02-7
(η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt

Guidance literature:: With n-butyllithium; In tetrahydrofuran; hexane; (Ar); to a soln. of (ClCH2PPh3)Cl in THF at -78°C 1.38 M soln. ofBuLi in hexane was added, warmed to room temp., re-cooled to -78.degree .C, soln. of cobalt complex in THF was added, warmed to room temp., stirred for 15 h; evapd., partitioned between 10% aqueous NH4Cl and Et2O, organic layer separated, aqueous layer extd. with Et2O, dried over MgSO4, filtered, evapd., precipitated from CH2Cl2/hexane to give a 1:1 mixture of E and Z isomers;
DOI:10.1016/j.jorganchem.2008.09.004

Reference yield: 63.0%

: 199850-04-9,199850-02-7
(η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt

: 199849-99-5
(η(5)-ethenylcyclopentadienyl)(η(4)-tetraphenylcyclobutadienyl)cobalt(I)

Guidance literature:: With n-butyllithium; In tetrahydrofuran; hexane; (Ar); 1.38 M soln. of n-BuLi in hexahe was added to soln. of cobalt complex in THF at -30/-40°C, afred 15 min reaction mixture was cooledto -84°C, H2SO4 (from 4:1 H2O/conc. H2SO4) was added, warmed to room temp.; evapd., partitioned between Et2O and brine, organic layer separated, dried over MgSO4, evapd., column chromy. (silica gel, CH2Cl2/petroleum ether);
DOI:10.1016/j.jorganchem.2008.09.004