{μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)}

Base Information

• Chemical Name: {μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)}
• CAS No.: 15413-06-6
• Molecular Formula: C₃₆H₂₄O₁₀P₂W₂
• Molecular Weight: 1046.23
• Mol file: 15413-06-6.mol

Synonyms:{μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)}

Chemical Property of {μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)}

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of {μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)}

There total 4 articles about {μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)} 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: 100.0%

tungsten hexacarbonyl (14040-11-0) + 1,2-bis-(diphenylphosphino)ethane (1663-45-2) → tetracarbonyl-1,2-bis(diphenylphosphino)ethane-tungsten(0) (29890-05-9) + {μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)} (15413-06-6)

Guidance literature:

With trimethylamine-N-oxide; In acetonitrile; W(CO)6 and Me3NO stirred in MeCN (20°C, 30 min, under nitrogen), addn. of diphosphine (molar ratio W(CO)6 : phosphine = 2:1), heated (75°C, 16 h), soln. pumped to dryness; washed with hexane; 31P-NMR;

DOI:10.1016/S0020-1693(00)80834-8

Reference yield: 60.0%

pentacarbonyl(acetonitrile)tungsten (15096-68-1) → {μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)} (15413-06-6)

Guidance literature:

With bis(diphenylphosphino)ethane; In toluene; vac. or N2 atmosphere; addn. of org. compd. to soln. of acetonitrile-complex in toluene (243 K), stirring; filtration, evapn. (vac.), dissolution (hexane/CH2Cl2 3:1), cooling (233 K), sepn., drying (vac.), removal of impurities by sublimation (room temp.); elem. anal.;

Reference yield: 51.0%

pentacarbonyl(acetonitrile)tungsten (15096-68-1) + 1,2-bis-(diphenylphosphino)ethane (1663-45-2) → tetracarbonyl-1,2-bis(diphenylphosphino)ethane-tungsten(0) (29890-05-9) + {μ-bis(diphenylphosphino)ethane}-bis{pentacarbonyltungsten(0)} (15413-06-6)

Guidance literature:

In chloroform; (W(CO)5(NCMe)) and diphosphine (molar ratio: 1:1) refluxed in CHCl3 under nitrogen (55°C, 2-2.5 h), soln. filtered through cellulose, pumped to dryness; washing with hexane or chromy. (silica gel, benzene); 31P-NMR;

DOI:10.1016/S0020-1693(00)80834-8

upstream raw materials:

(CO)5W(PPh₂CH=CH₂)

W(CO)5(PPh2H)

pentacarbonyl(acetonitrile)tungsten

1,2-bis-(diphenylphosphino)ethane