(η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt

Base Information

• Chemical Name: (η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt
• CAS No.: 1092707-45-3
• Molecular Formula: C₃₉H₂₃CoF₁₂O₂
• Molecular Weight: 810.584
• Mol file: 1092707-45-3.mol

Synonyms:(η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt

Chemical Property of (η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt

Chemical Property:

Purity/Quality:

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Technology Process of (η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt

There total 2 articles about (η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)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: 96.0%

(η5-carbomethoxycyclopentadienyl)(triphenylphosphine)-2,3,4,5-tetra(para-trifluoromethylphenyl)cobaltacyclopentadiene → (η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt (1092707-45-3)

Guidance literature:

In toluene; (Ar); soln. of cobaltacyclopentadienyl complex in toluene was refluxed for 15 h; evapd. in vac., column chromy. (silica gel, 30% CH2Cl2/petroleum ether);

DOI:10.1016/j.jorganchem.2008.09.004

Reference yield: 5.0%

chlorotris(triphenylphosphine)cobalt(I) (26305-75-9) + sodium cyclopentadienide + carbonic acid dimethyl ester (616-38-6) + 1,2-bis(4-(trifluoromethyl)phenyl)ethyne (119757-51-6) → (η4-tetra(para-trifluoromethylphenyl)cyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt (1092707-45-3) + (η5-carbomethoxycyclopentadienyl)(triphenylphosphine)-2,3,4,5-tetra(para-trifluoromethylphenyl)cobaltacyclopentadiene

Guidance literature:

In tetrahydrofuran; toluene; (Ar); 2M soln. of CpNa in THF was added to (MeO)2CO, reflux for 48 h, cooled, toluene, CoCl(PPh3)3 and acetylene was added, reflux for 15 h; evapd. in vac., partly dissolved in CH2Cl2, filtered, washed with CH2Cl2, filtrate evapd., column chromy. (silica gel, 25% CH2Cl2/petroleum ether), elem. anal.;

DOI:10.1016/j.jorganchem.2008.09.004

upstream raw materials:

chlorotris(triphenylphosphine)cobalt(I)

carbonic acid dimethyl ester

1,2-bis(4-(trifluoromethyl)phenyl)ethyne