Tungsten, tricarbonyl(mesitylene)-

Base Information

• Chemical Name: Tungsten, tricarbonyl(mesitylene)-
• CAS No.: 12129-69-0
• Molecular Formula: C12H12 O3 W
• Molecular Weight: 388.075
• NSC Number: 120123
• Mol file: 12129-69-0.mol

Synonyms:Tungsten, tricarbonyl(mesitylene)-;Mesitylene tungsten tricarbonyl;Tricarbonyl(.eta.-mesitylene)tungsten;Tungsten, tricarbonyl[(1,2,3,4,5,6-.eta.)-1,3,5-trimethylbenzene]-;OENLQXWEAUYNBC-UHFFFAOYSA-N;NSC120123;NSC-120123;(.eta.<6>-1,3,5-Trimethylbenzene) tungsten tricarbonyl;Tungsten,2,3,4,5,6-.eta.)-1,3,5-trimethylbenzene]-

Chemical Property of Tungsten, tricarbonyl(mesitylene)-

Chemical Property:

• Melting Point: 214 °C (dec.)(lit.)
• PSA: 0.00000
• LogP: 1.77210
• Water Solubility.: Insoluble in water.
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 388.029577
• Heavy Atom Count: 16
• Complexity: 258

Purity/Quality:

99%, ^*data from raw suppliers

Mesitylene tungsten tricarbonyl, 98% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 20/21/22-36/37/38
• Safety Statements: 26-37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC(=CC(=C1)C)C.[C-]#[O+].[C-]#[O+].[C-]#[O+].[W]

Technology Process of Tungsten, tricarbonyl(mesitylene)-

There total 2 articles about Tungsten, tricarbonyl(mesitylene)- 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: 35.0%

tungsten hexacarbonyl (14040-11-0) + 1,3,5-trimethyl-benzene (108-67-8) → mesitylene tungsten tricarbonyl (12129-69-0)

Guidance literature:

In n-heptane; diethylene glycol; mixture in diglyme/heptane refluxed for 6 h, cooled; solvent evapd. under reduced pressure, residue chromd. (Al2O3, benzene/petroleum ether (1:1)), collected;

DOI:10.1016/0022-328X(93)83122-C

Reference yield:

tungsten hexacarbonyl (14040-11-0) + prop-1-yne (74-99-7) → mesitylene tungsten tricarbonyl (12129-69-0) + [W(CO)(η2-HCCCH3)3] + W(CO)5(η2-propyne) (92820-73-0) + (η6-pseudocumene)W(CO)3 (33505-44-1)

Guidance literature:

In hexane; Irradiation (UV/VIS); a soln. of complex in n-hexane was satd. with propyne for 5 min then irradiated at 270 K for 0.5-4.5 h (N2); further products; detected by NMR spectra;

DOI:10.1016/S0022-328X(00)00865-2

Reference yield: 99.0%

mesitylene tungsten tricarbonyl (12129-69-0) + 3K(1+)*P7(3-) = K3P7 + Triphenylsilyl chloride (76-86-8) → 2K(1+)*(C6H5)3SiP7W(CO)3(2-)=K2[(C6H5)3SiP7W(CO)3]

Guidance literature:

In acetonitrile; at room temp., K3P7 (0.089 mmol) and W compd. (0.089 mmol stirred for 12h, ligand (0.083 mmol) in CH3CN added dropwise, stirred for 1 h; filtered;

DOI:10.1016/j.ica.2005.03.008

upstream raw materials:

tungsten hexacarbonyl

1,3,5-trimethyl-benzene

prop-1-yne

Downstream raw materials:

bis[benzylbis(2-ethoxyethyl)phosphine]tetracarbonyltungsten(o)

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