(η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)cobalt

Base Information

• Chemical Name: (η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)cobalt
• CAS No.: 12427-78-0
• Molecular Formula: C₃₄H₂₅CoO
• Molecular Weight: 508.565
• Mol file: 12427-78-0.mol

Synonyms:(η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)cobalt

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

Chemical Property:

Purity/Quality:

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

There total 6 articles about (η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)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: 99.0%

(η(5)-hydroxymethylcyclopentadienyl)(η(4)-tetraphenylcyclobutadiene)cobalt(I) → (η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)cobalt (12427-78-0)

Guidance literature:

With BaMnO₄; In dichloromethane; under Ar, excess of BaMnO4 was added to Co-complex in CH2Cl2, suspn. wasstirred for 24 h; mixt. was filtered, solvent was removed;

DOI:10.1002/1099-0682(200208)2002:8<2040::AID-EJIC2040>3.0.CO;2-W

Reference yield: 92.0%

(η(5)-hydroxymethylcyclopentadienyl)(η(4)-tetraphenylcyclobutadiene)cobalt(I) + 4-methylmorpholine N-oxide (7529-22-8) → (η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)cobalt (12427-78-0)

Guidance literature:

tetrapropylammonium perruthennate; In dichloromethane; (Ar); to soln. of cobalt complex in CH2Cl2 containing molecular cieves was added N-methylmorpholine-N-oxide followd by (NPr3)RuO4, stirred at room temp. for 1 h; washed with soln. of Na2SO4, brine, saturated CuSO4 soln., dried over Na2SO4, filtered, evapd., redissolved in CH2Cl2, precipitated with petroleum ether, filtered, filtrate evapd.;

DOI:10.1016/j.jorganchem.2008.09.004

Reference yield: 67.5%

chlorotris(triphenylphosphine)cobalt(I) (26305-75-9) + sodium formylcyclopentadienide (33320-28-4) + diphenyl acetylene (501-65-5) → (η4-tetraphenylcyclobutadiene)(η5-cyclopentadienylcarboxaldehyde)cobalt (12427-78-0)

Guidance literature:

In tetrahydrofuran; toluene; under N2; soln. of Na salt of ligand in THF added to suspn. of Co complex in toluene; stirred at room temp. for 30 min; toluene soln. of ethyne added; refluxed for 6 h with stirring; evapd. to dryness; sepd. by column chromy. (neutral Al2O3, toluene-hexane 2:1);

DOI:10.1016/j.jorganchem.2007.01.043

upstream raw materials:

chlorotris(triphenylphosphine)cobalt(I)

cyclopenta-1,3-diene

diphenyl acetylene

formic acid ethyl ester

Downstream raw materials:

(η(5)-ethenylcyclopentadienyl)(η(4)-tetraphenylcyclobutadienyl)cobalt(I)

[α-(η4-tetraphenylcyclobutadiene)cobalt(η5-cyclopentadienyl)]benzyl alcohol

(η4-tetraphenylcyclobutadiene)(η5-chloroethenylcyclopentadienyl)cobalt

Co(η4-tetraphenylcyclobutadiene)((η5-cyclopentadienyl)CHC(CN)2)