nonacarbonyl(diphenylphosphine)dirhenium

Base Information

• Chemical Name: nonacarbonyl(diphenylphosphine)dirhenium
• CAS No.: 145227-71-0
• Molecular Formula: C₂₁H₁₁O₉PRe₂
• Molecular Weight: 810.701
• Mol file: 145227-71-0.mol

Synonyms:

Chemical Property of nonacarbonyl(diphenylphosphine)dirhenium

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of nonacarbonyl(diphenylphosphine)dirhenium

There total 4 articles about nonacarbonyl(diphenylphosphine)dirhenium 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%

Re2(CO)9CH3CN (139406-04-5,67486-88-8) + diphenylphosphane (829-85-6) → nonacarbonyl(diphenylphosphine)dirhenium (145227-71-0)

Guidance literature:

In hexane; P(C6H5)2H added to Re2(CO)9(MeCN) in hexane under N2, mixt. refluxed for 2 h, soln. turning from yellow to colourless; solvent removed (vac.), washed with a min. vol. of methanol, recrystd. from a min. vol. of hot hexane; elem. anal.;

DOI:10.1039/DT9920002503

Reference yield: 14.31%

sodium pentacarbonylrhenate (33634-75-2) + chloro-diphenylphosphine (1079-66-9,74391-44-9) → nonacarbonyl(diphenylphosphine)dirhenium (145227-71-0) + ReCl{P(C6H5)2H}(CO)4 (148484-86-0)

Guidance literature:

In tetrahydrofuran; under dry Ar, cooling NaRe(CO)5 (generated in situ from Re2(CO)10 and Na/Hg) to -70°C, dropwise addn. of PPh2Cl with stirring (2:1 molar ratio of PPh2Cl/NaRe(CO)5), stirring for 10 min, warming up to 24°C, stirring for 1.5 h; sepn. of pptd. NaCl, evapn., extg. (CH2Cl2), chromy. (silica TLC plates, CH2Cl2/hexane 1:4), elem. anal. of all products;

DOI:10.1016/0022-328X(93)80077-O

Reference yield: 12.05%

sodium pentacarbonylrhenate (33634-75-2) + chloro-diphenylphosphine (1079-66-9,74391-44-9) → nonacarbonyl(diphenylphosphine)dirhenium (145227-71-0) + [Re2(μ-H)(μ-PPh2)(CO)8] + (Re2Cl(CO)8(P(C6H5)2))

Guidance literature:

In tetrahydrofuran; under dry Ar, dropwise addn. of NaRe(CO)5 soln. (generated in situ from Re2(CO)10 and Na/Hg) to to a soln. of PPh2Cl at -70°C with stirring, stirring for 10 min, warming up to 24°C, stirring for 1.5 h; sepn. of pptd. NaCl, evapn., extg. (CH2Cl2), chromy. (silica TLC plates, CH2Cl2/hexane 1:4), elem. anal. of all products;

DOI:10.1016/0022-328X(93)80077-O

upstream raw materials:

decacarbonyldirhenium⁽⁰⁾

diphenylphosphane

sodium pentacarbonylrhenate

chloro-diphenylphosphine