(4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten

Base Information

• Chemical Name: (4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten
• CAS No.: 130322-18-8
• Molecular Formula: C₂₂H₁₇O₆PW
• Molecular Weight: 592.197
• Mol file: 130322-18-8.mol

Synonyms:

Chemical Property of (4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten

There total 1 articles about (4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten 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: 44.8%

syn-[5,6-dimethyl-2,3-bis(methoxycarbonyl)-7-phenyl-7-phosphanorbornadiene]pentacarbonyltungsten (82265-64-3) + pentacarbonyl[ethoxy(phenylethenyl)carbene]chromium(0) (104267-43-8) → (4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten (130322-18-8,115223-68-2,115140-73-3)

Guidance literature:

copper(l) chloride; In toluene; Under Ar, a soln. of the 7-phosphanorbornadiene complex and (ethoxystyrylcarbene)pentacarbonylchromium in toluene is heated at 55°C for 3 h with CuCl.; Chromy. on silica gel with pentane/CH2Cl2, elem. anal., recrystn. in CH2Cl2/pentane allowed the sepn. of two isomers.;

Reference yield: 49.0%

[2,2]bipyridinyl (366-18-7) + (4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten (130322-18-8,115223-68-2,115140-73-3) + pyridinium hydrobromide perbromide (39416-48-3,91113-93-8) → 4-ethoxy-1,2-diphenyl-1,2-dihydrophosphete P-oxide

Guidance literature:

In dichloromethane; Under Ar, a soln. of complex in CH2Cl2 is stirred with pyridinium tribromide at -30°C for 1h, addn. of 2,2'-bipyridyl, stirring for 1.5 h at room temp.; Evapn., extn. with pentane, residue is dissolved in CH2Cl2, chromd. on silica gel with pentane/ethyl acetate, elem. anal.;

Reference yield:

(4-ethoxy-1,2,-diphenyl-1,2-dihydrophosphete)pentacarbonyltungsten (130322-18-8,115223-68-2,115140-73-3) → (C6H5)PW(CO)5(CH)2C(OC2H5)C6H5

Guidance literature:

upstream raw materials:

syn-[5,6-dimethyl-2,3-bis(methoxycarbonyl)-7-phenyl-7-phosphanorbornadiene]pentacarbonyltungsten

pentacarbonyl[ethoxy(phenylethenyl)carbene]chromium⁽⁰⁾