RHENIUM CARBONYL

Base Information

• Chemical Name: RHENIUM CARBONYL
• CAS No.: 14285-68-8
• Molecular Formula: C10O10 Re2
• Molecular Weight: 652.518
• Hs Code.: 2931 90 00
• NSC Number: 158174
• Mol file: 14285-68-8.mol

Synonyms:Rhenium carbonyl(Re2(CO)10) (6CI); Rhenium, decacarbonyldi- (8CI); Decacarbonyldirhenium;Decacarbonyldirhenium(0); Dirhenium decacarbonyl; NSC 158174;Pentacarbonylrhenium dimer

Chemical Property of RHENIUM CARBONYL

Chemical Property:

• Appearance/Colour: white to pale yellow crystalline solid
• Vapor Pressure: 0.000936mmHg at 25°C
• Melting Point: 170 °C (dec.)(lit.)
• Boiling Point: 303.3°Cat760mmHg
• Flash Point: 130.7°C
• PSA: 0.00000
• Density: g/cm³
• LogP: -2.08000
• Storage Temp.: Store below +30°C.
• Water Solubility.: soluble in most organic solvents [KIR82]
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 10
• Rotatable Bond Count: 0
• Exact Mass: 651.85786
• Heavy Atom Count: 22
• Complexity: 243

Purity/Quality:

98%,99%, ^*data from raw suppliers

Dirhenium decacarbonyl ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 20
• Safety Statements: 36

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: [C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[Re].[Re]
• Uses: Decacarbonyldirhenium is a key starting material used for the synthesis of other rhenium carbonyl complexes. It plays an important role in metathesis, reforming and hydrogenation reactions. It is used as a catalyst to promote silation of alcohols and in the preparion of silyl ethers.

Technology Process of RHENIUM CARBONYL

There total 178 articles about RHENIUM CARBONYL 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: 81.0%

potassium hexachlororhenate(IV) + carbon monoxide (201230-82-2) → rhenium(I) pentacarbonyl chloride (14099-01-5) + decacarbonyldirhenium(0) (14285-68-8)

Guidance literature:

With sodium; In tetrahydrofuran; byproducts: KCl, NaCl; slight stoich. excess of Na, 1100 psi CO, 280°C, 40 h; cooling to room temp., filtration (celite), washing (THF), evapn., extn.into hexane, filtration, (Al2O3), evapn.;

DOI:10.1016/S0022-328X(97)00466-X

Reference yield: 74.0%

Li[cis-Re2(CO)9(CHO)]*tetrahydrofuran + benzaldehyde (100-52-7) → decacarbonyldirhenium(0) (14285-68-8) + benzyl alcohol (100-51-6,185532-71-2)

Guidance literature:

With tetradecane; In tetrahydrofuran; under N2, 1.13 equiv of benzaldehyde in THF was added to soln. of Re-complex in THF, stirred for 1 h, water was added , extd. with ether, driedover Na2SO4, 1 equiv of tetradecane standard was added; solvent removed, dissolved in min. ether, hexane added, placed in freezer overnight, crystd., filtered, vac. dried;

Reference yield: 40.0%

pentacarbonylrhenium(1-) (14971-38-1,35725-77-0) + {(pentacarbonyl)rhenium(μ-η1:η2-vinyl)rhenium(pentacarbonyl)}BF4={(Pentacarbonyl)rhenium(μ-η1:η2-vinyl)rhenium(pentacarbonyl)}BF4 → sodium tetrafluoroborate (13755-29-8) + decacarbonyldirhenium(0) (14285-68-8) + (pentacarbonyl)rhenium(μ-ethanediyl)rhenium(pentacarbonyl)

Guidance literature:

In tetrahydrofuran; To a rhenium-complex in THF is added Re(CO)5(1-) under N2, under stirring the reaction mixture is warmed up to room temp.; sepn. of resulting ppt., removal of solvent, addn. of CH3OH to residue and stirring for 3 min, sepn. of a light yellow ppt., drying of ppt. under vac., sublimation to separate Re2(CO)10, elem. anal.;

DOI:10.1016/0022-328X(89)80120-2

upstream raw materials:

carbon monoxide

sodium perrhenate

Re₂(CO)9C₅H₄NCOC₆H₅

rheniumpentacarbonyl

Downstream raw materials:

rhenium(I) pentacarbonyl bromide

Cu(2,3,9,10-tetramethyl-{14}-1,4,8,11-tetraene-N₄)⁽¹⁺⁾

rhenium(I) pentacarbonyl chloride

Cu(C₅H₃NC(CH₃)NCH₂CH₂CH₂NHCH₂CH₂CH₂NC(CH₃))⁽¹⁺⁾

Refernces

• 1、 Heinekey, D.Michael,Graham, William A.G.. "SYNTHESIS AND X-RAY STRUCTURE OF PENTACARBONYL(7-η1-CYCLOHEPTA-1,3,5-TRIENYL)RHENIUM(I)". . p. 335 - 344. Retrieved 1982.
• 2、 Klotzbuecher, W. E.. "RHENIUM CARBONYL AND DINITROGEN COMPLEXES: IDENTIFICATION OF INTERMEDIATES BY MATRIX ISOLATION PHOTOCHEMISTRY AND METAL ATOM SYNTHESIS". . p. 5 - 10. Retrieved 1988.
• 3、 Top, Siden,Morel, Pierre,Pankowski, Marek,Jaouen, Gerard. "Rapid and mild synthesis of [Re2(CO)10] by reduction of [NH4][ReO4] at atmospheric CO pressure". . p. 3611 - 3612. Retrieved 1996.
• 4、 Post, E. W.,Watters, K. L.. "". . p. 29 - 36. Retrieved 1978.
• 5、 Crocker, Lisa S.,Gould, George L.,Heinekey, D. Michael. "Improved synthesis of carbonylrhenium". . p. 243 - 244. Retrieved 1988.
• 6、 Stolzenberg, A.M.,Muetterties, E.L.. "Mechanism of Re2(CO)10 Substitution Reactions: Crossover Experiments with 185Re2(CO)10 and 187Re2(CO)10". . p. 822 - 827. Retrieved 1983.
• 7、 Adams, Richard D.,Dhull, Poonam. "Formyl C-H activation in N,N-Dimethylformamide by a dirhenium carbonyl complex". . p. 228 - 232. Retrieved 2017.
• 8、 Adams, Richard D.,Wong, Yuen Onn,Zhang, Qiang. "Studies of the structures and bonding of gold-bridged dirhenium carbonyl cluster complexes". . p. 7540 - 7546. Retrieved 2014/04/03.