[η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3)

Base Information

• Chemical Name: [η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3)
• CAS No.: 333316-28-2
• Molecular Formula: C₃₀H₂₅FeO₂P
• Molecular Weight: 504.348

Synonyms:

Chemical Property of [η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3)

Chemical Property:

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Technology Process of [η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3)

There total 2 articles about [η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3) 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:

dicarbonylcyclopentadienyliodoiron(II) (12078-28-3,38979-86-1) + sodium cyclopentadienide + triphenylphosphine (603-35-0) → C5H5C5H5Fe(CO)2P(C6H5)3 (333316-27-1) + [η4-5-exo-(2-C5H5)C5H5]Fe(CO)2(PPh3) (402856-38-6) + [η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3) (333316-28-2) + 1',4'-C5H4[(C5H5-5-exo-η4)Fe(CO)2(PPh3)]2 (333316-29-3) + 1',3'-C5H4[(C5H5-5-exo-η4)Fe(CO)2(PPh3)]2 (333316-30-6)

Guidance literature:

In tetrahydrofuran; byproducts: NaI; (N2); addn. of CpNa to a mixt. of phosphine and iron iodide complex in THF at -78°C, warming to room temp.; addn. of water, extn. with Et2O, drying (MgSO4), evapn., column chromy (SiO2, ethyl acetate/hexane 1:7), evapn.;

DOI:10.1021/om0008528

Reference yield:

dicarbonylcyclopentadienyliodoiron(II) (12078-28-3,38979-86-1) + sodium cyclopentadienide + triphenylphosphine (603-35-0) → [η4-5-exo-(2-C5H5)C5H5]Fe(CO)2(PPh3) (402856-38-6) + [η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3) (333316-28-2) + 1',4'-C5H4[(C5H5-5-exo-η4)Fe(CO)2(PPh3)]2 (333316-29-3) + 1',3'-C5H4[(C5H5-5-exo-η4)Fe(CO)2(PPh3)]2 (333316-30-6)

Guidance literature:

In tetrahydrofuran; 3 equiv of NaC5H5 were added dropwise into a soln. of complex and PPh3 in THF at -78°C, warmed to room temp. (N2); H2O was added, extd. with diethyl ether, dried over MgSO4, evapd. to dryness (vac.), chromd. on silica gel column (ethyl acetate-hexane); mixt. of isomers were detected by NMR spectra;

DOI:10.1016/S0022-328X(01)00957-3

Reference yield: 76.0%

tris(propionitrile)tungsten tricarbonyl (83732-33-6,84580-21-2) + [η4-5-exo-(2-C5H5)C5H5]Fe(CO)2(PPh3) (402856-38-6) + [η4-5-exo-(1'-C5H5)C5H5]Fe(CO)2(PPh3) (333316-28-2) + methyl iodide (74-88-4) → Fe(CO)2(PPh3)[μ-(η4-C5H5)-5-exo-(1'-C5H4-η5)]W(CO)3Me

Guidance literature:

With n-butyllithium; In tetrahydrofuran; a soln. of complexes in THF was treated with n-butyl lithium in hexane at 0°C, stirred for 1 h, W-complex was added, the mixt. was warmedto room temp. and stirred for 30 min, CH3I was added dropwise, the mixt . was stirred overnight (N2); evapd., chromd. on silica gel column (CH2Cl2-hexane); elem. anal.;

DOI:10.1016/S0022-328X(01)00957-3

upstream raw materials:

dicarbonylcyclopentadienyliodoiron(II)

triphenylphosphine

Downstream raw materials:

[Fe([μ,η5:η4-5-exo-(1'-C5H4)C5H5]Fe(CO)2PPh3)2]

1',4'-C5H4[(C5H5-5-exo-η4)Fe(CO)2(PPh3)]2

1',3'-C5H4[(C5H5-5-exo-η4)Fe(CO)2(PPh3)]2

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