[Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2

Base Information

• Chemical Name: [Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2
• CAS No.: 142212-10-0
• Molecular Formula: C₅₀H₉₂N₁₂O₆P₄Yb₂
• Molecular Weight: 1427.33
• Mol file: 142212-10-0.mol

Synonyms:

Chemical Property of [Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of [Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2

There total 2 articles about [Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2 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: 65.0%

N,N,N,N,N,N-hexamethylphosphoric triamide (680-31-9) + benzophenone (119-61-9) + ytterbium → [Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2 (142212-10-0)

Guidance literature:

In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; Ar or N2-atmosphere; procedure from: J. Chem. Soc., Chem. Commun. 1992, 722 and Organometallics 1992, 11, 2711.; evapn., pptn. on addn. of Et2O;

Reference yield: 42.0%

N,N,N,N,N,N-hexamethylphosphoric triamide (680-31-9) + ytterbium → [Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2 (142212-10-0)

Guidance literature:

With benzophenone; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; under Ar; mixt. of Yb and benzophenone in THF-hmpa is stirred at room temp. for 1 h; filtn. (Schlenk-flask), volume is reduced in vac. and left to stand at room temp. overnight; supernatant removed (syringe), crystals are washed (toluene) and dried in vac., recrystn. (THF-toluene);

DOI:10.1039/c39920000722

Reference yield: 80.0%

[Yb(μ-η(1),η(2)-OCPh2)(hexamethylphosphoramide)2]2 (142212-10-0) + 2,6-di-tert-butyl-4-methyl-phenol (128-37-0) → Yb(OC(=C6H6)Ph)2(O-C6H2-(t)Bu2-2,6-Me-4)(hexamethylphosphoramide)2 (171562-98-4) + Yb(O-C6H2-(t)Bu2-2,6-Me-4)2(hexamethylphosphoramide)2 (142083-79-2)

Guidance literature:

In tetrahydrofuran; Ar or N2-atmosphere; 4 equivs. of phenol, stirring for 3 h at room temp.; evapn., pptn. on addn. of Et2O, collection (filtration), recrystn. (THF); elem. anal.;

upstream raw materials:

N,N,N,N,N,N-hexamethylphosphoric triamide

benzophenone

Downstream raw materials:

Yb(OC(=C₆H₆)Ph)2(O-C₆H₂-(t)Bu₂-2,6-Me-4)(hexamethylphosphoramide)2

Yb(O-C₆H₂-(t)Bu₂-2,6-Me-4)2(hexamethylphosphoramide)2