rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P')-bis(pentacarbonyltungsten(0)))=Rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-(P(O)NH(CH2)3O)bis(pentacarbonylwolfram(0)))(germ.

Base Information

• Chemical Name: rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P')-bis(pentacarbonyltungsten(0)))=Rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-(P(O)NH(CH2)3O)bis(pentacarbonylwolfram(0)))(germ.
• CAS No.: 122123-39-1
• Molecular Formula: C₄₁H₃₅N₂O₁₂P₃W₂
• Molecular Weight: 1208.36
• Mol file: 122123-39-1.mol

Synonyms:

Chemical Property of rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P')-bis(pentacarbonyltungsten(0)))=Rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-(P(O)NH(CH2)3O)bis(pentacarbonylwolfram(0)))(germ.

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P')-bis(pentacarbonyltungsten(0)))=Rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-(P(O)NH(CH2)3O)bis(pentacarbonylwolfram(0)))(germ.

There total 1 articles about rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P')-bis(pentacarbonyltungsten(0)))=Rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-(P(O)NH(CH2)3O)bis(pentacarbonylwolfram(0)))(germ. 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: 72.0%

tungsten hexacarbonyl (14040-11-0) + 2-{N,N-bis(2-diphenylphosphinoethyl)amino}-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide → fac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P`)-((carbonyl)3tungsten(0)) + rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P')-bis(pentacarbonyltungsten(0)))=Rac-(μ-((+/-)-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-(P(O)NH(CH2)3O)bis(pentacarbonylwolfram(0)))(germ. (122123-39-1) + cis-(μ-2-(N,N-bis(2-diphenylphosphinoethyl)amino)-terahydro-2H-1,3,2-oxazaphosphorin-2-oxide-P,P`)-((carbonyl)4tungsten(0))) (125696-13-1)

Guidance literature:

In tetrahydrofuran; byproducts: CO; Irradiation (UV/VIS); A stirred soln. of W(CO)6 is radiated until CO is developed, to the soln. of intermediate is added dropwise a soln. of (Ph2P(CH2)2N(P(O)NH(CH2)3O), mixt. is stirred for 1 h (N2).; Fac-W(CO)3-compd. is fitered off, filtrate is evapd., dissolved in MeOH, filtered, to filtrate is added diethyl ether, ppt. is filtered and dried for 4 h in vac., elem. anal. (bis(pentacarbonyltungsten)-compd. with impurities of W(CO)4-compd.).;

DOI:10.1016/0022-328X(89)87327-9

upstream raw materials:

tungsten hexacarbonyl