1,2-bis(diphenylphosphino)-4-tertiobutylferrocene

Base Information

• Chemical Name: 1,2-bis(diphenylphosphino)-4-tertiobutylferrocene
• CAS No.: 271257-35-3
• Molecular Formula: C₃₈H₃₆FeP₂
• Molecular Weight: 610.498
• Mol file: 271257-35-3.mol

Synonyms:

Chemical Property of 1,2-bis(diphenylphosphino)-4-tertiobutylferrocene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,2-bis(diphenylphosphino)-4-tertiobutylferrocene

There total 2 articles about 1,2-bis(diphenylphosphino)-4-tertiobutylferrocene 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: 68.0%

lithium cyclopentadienide + iron(II) chloride + 1,2-bis(diphenylphosphanyl)-4-tert-butylcyclopentadienyl lithium → 1,2-bis(diphenylphosphino)-4-tertiobutylferrocene (271257-35-3)

Guidance literature:

In tetrahydrofuran; at -40°C a soln. of Li-compounds in THF was added to a soln. of FeCl2 in THF, stirred for 2 h at room temp., LiCp in THF was added to the mixt. at -40°C , stirred for 1 h at room temp. (Ar atm.); THF was replaced on toluene, refluxed for 16 h and filtered., evapd., washed with hexane, dried crystd. from EtOH-H2O; elem. anal.;

DOI:10.1016/S0022-328X(99)00736-6

Reference yield:

lithium 1-di(iso-propyl)borylcyclopentadienide + iron(II) chloride + 1,2-bis(diphenylphosphanyl)-4-tert-butylcyclopentadienyl lithium → 1,2-bis(diphenylphosphino)-4-tertiobutylferrocene (271257-35-3) + C44H49BFeP2

Guidance literature:

iron(II) chloride; 1,2-bis(diphenylphosphanyl)-4-tert-butylcyclopentadienyl lithium; In tetrahydrofuran; at -50 - 20 ℃; for 3h; Inert atmosphere;

lithium 1-di(iso-propyl)borylcyclopentadienide; In tetrahydrofuran; at -50 - 20 ℃; for 4h; Inert atmosphere;

In toluene; for 10h; Inert atmosphere; Reflux;

DOI:10.1039/c9dt01921a

Reference yield: 99.0%

di(rhodium)tetracarbonyl dichloride + 1,2-bis(diphenylphosphino)-4-tertiobutylferrocene (271257-35-3) + carbon monoxide (201230-82-2) → Fe(C5H5)(C5H2(P(C6H5)2)2(C4H9))RhCl(CO) (326892-13-1)

Guidance literature:

In toluene; under Ar using Schlenk tube techniques; addn. of (RhCl(CO)2)2 in tolueneto Fe(C5H5)(C5H2(P(C6H5)2)2(C4H9)) in toluene under CO at room temp.; s tirred for 45 min under CO; solvent removed (vac.); elem. anal.;

DOI:10.1016/S0022-328X(00)00501-5

Downstream raw materials:

Fe(C₅H₅)(C₅H₂(P(C₆H₅)2)2(C₄H₉))Rh(SC₄H₉)(CO)

Fe(C₅H₅)(C₅H₂(P(C₆H₅)2)2(C₄H₉))RhCl(CO)

Fe(C₅H₅)(C₅H₂(P(C₆H₅)2)2(C₄H₉))PdCl₂