HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)

Base Information

Chemical Name:HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)
CAS No.:591205-85-5
Molecular Formula:C₂₁H₁₉O₂PW
Molecular Weight:518.204
Hs Code.:

Synonyms:

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Chemical Property of HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)

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Technology Process of HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)

There total 1 articles about HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl) 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: 36.0%

: 83732-33-6,84580-21-2
tris(propionitrile)tungsten tricarbonyl

: 1001666-33-6
sodium diphenylphosphinoethylcyclopentadienide

: 64-19-7,77671-22-8
acetic acid

: 591205-85-5
HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)

Guidance literature:: In tetrahydrofuran; byproducts: CO, NaC2H3O2, C2H5CN; addn. of THF to W(CO)3(EtCN)3 and NaC5H4CH2CH2PPh2, reflux for 1.5 h, addn. of 10% v/v glacial CH3COOH/THF soln., stirring for 1 h at ambient temp., addn. of toluene, extened reflux; fractional crystn.; elem. anal.;
DOI:10.1021/om300057n

Reference yield: 53.0%

: 17455-13-9
18-crown-6 ether

: 591205-85-5
HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)

: potassium hydride

: 1365565-51-0
[K(1,4,7,10,13,16-hexaoxacyclooctadecane)][W(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)]

Guidance literature:: In tetrahydrofuran; byproducts: H2; addn. of THF to HW(CO)2(η5:η1-Cp(CH2)2PPh2) and KH, stirring for1 h, filtration into 18-crown-6, stirring for 2 h; filtration at -10°C, concn. in vac., addn. of Et2O, pptn., filtration, washing with Et2O, drying in vac., recrystn. from THF/Et2O; elem. anal.;
DOI:10.1021/om300057n

Reference yield: 52.0%

: 75-25-2
Bromoform

: 591205-85-5
HW(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)

: 1365565-40-7
WBr(CO)2(η5:η1-(2-(diphenylphosphino)ethyl)cyclopentadienyl)

Guidance literature:: In Bromoform; addn. of CHBr3 to HWCO)2(η5:η1-Cp(CH2)2PPh2) within 10 min; removal of solvent in vac., dissolving in benzene, filtration, concn. invac., addn. of Et2O, recrystn. from benzene/Et2O (0°C); as 94:6 trans:cis mixt.; elem. anal.;
DOI:10.1021/om300057n