closo-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₁₁

Base Information

• Chemical Name: closo-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₁₁
• CAS No.: 53687-46-0
• Molecular Formula: C₃₈H₄₂B₉P₂Rh
• Molecular Weight: 760.904
• Mol file: 53687-46-0.mol

Synonyms:closo-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₁₁

Chemical Property of closo-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₁₁

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of closo-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₁₁

There total 16 articles about closo-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₁₁ 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: 95.0%

cesium dodecahydrodicarba-nido-undecaborate (63748-65-2) + 3,3-{(C6H5)3P}2-3-H-3,1,2-RhC2B9H10-1-C6H5 (65337-89-5,62860-11-1,62817-24-7) → Cs[nido-7-Ph-7,8-C2B9H11] (89462-08-8) + closo-3,3-(PPh3)2-3-H-3,1,2-RhC2B9H11 (53687-46-0)

Guidance literature:

With triphenylphosphine; In ethanol; under Ar or N2, anhyd. ethanol added to mixt. of reagents and PPh3 (5 molar equiv), heated at reflux temp. for 2 h; filtered while hot, solid washed with anhyd. ethanol, dried in vac., filtrate evapd. in vac., washed with benzene, dried in vac.;

DOI:10.1021/ja00322a041

Reference yield: 94.0%

propan-1-ol (71-23-8) + [closo-3,3-(triphenylphosphine)2-3-HSO4-3,1,2-RhC2B9H11] tetrahydrofuran solvate (82807-94-1) → closo-3,3-(PPh3)2-3-H-3,1,2-RhC2B9H11 (53687-46-0) + propionaldehyde (123-38-6)

Guidance literature:

In propan-1-ol; byproducts: H2SO4; under Ar, Rh complex suspended in 1-propanol, suspn. heated to 50°C in water bath for 10 min; ppt. filtered off, washed three times with ethanol and twice with diethyl ether, air-dried;

Reference yield: 89.0%

[closo-3,3-(triphenylphosphine)2-3-HSO4-3,1,2-RhC2B9H11] tetrahydrofuran solvate (82807-94-1) → closo-3,3-(PPh3)2-3-H-3,1,2-RhC2B9H11 (53687-46-0) + acetaldehyde (75-07-0,9002-91-9)

Guidance literature:

With C₂H₅OH; In ethanol; byproducts: H2SO4; under Ar, Rh complex suspended in abs. ethanol, mixt. heated to 50°C in water bath with shaking for 5 min; cooled, product filtered off, washed three times with ethanol and twicewith diethyl ether, dried by suction;

upstream raw materials:

cesium dodecahydrodicarba-nido-undecaborate

[exo-nido-(PPh₃)2Rh(7-Me-8-Ph-7,8-C₂B₉H₁₀)]

[closo-1,2-D₂-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₉]

[closo-1,2-μ-(1',2'-CH2C6H4CH2-)-3,3-(PPh3)2-3-H-3,1,2-RhC2B9H9]

Downstream raw materials:

cesium dodecahydrodicarba-nido-undecaborate

closo-2,2-(PPh₃)2-2-H-2,1,7-RhC₂B₉H₁₁

{closo-2,2-(PPh₃)2-2-H-2,1,12-RhC₂B₉H₁₁}

3-chloro-3,3-bis(triphenylphosphine-P)-1,2-dicarba-3-rhoda-closo-dodecaborane-dichloromethane(1/1.1)

Refernces

• 1、 Belmont, James A.,Soto, Jorge,King, Roswell E.,Donaldson, Andrew J.,Hewes, John D.,Hawthorne, M. Frederick. "Metallacarboranes in Catalysis. 8. I: Catalytic Hydrogenolysis of Alkenyl Acetates. II: Catalytic Alkene Isomerization and Hydrogenation Revisited". . p. 7475 - 7486. Retrieved 2007/10/02.
• 2、 Walker, John A.,Knobler, Carolyn B.,Hawthorne, M. Frederick. "Synthesis, structural characterization, and reactions of closo-rhodacarborane anions containing a formal d8 metal vertex". . p. 2688 - 2697. Retrieved 2008/10/08.