TRICARBONYL(1 3 5-CYCLOHEPTATRIENE)TUNG&

Base Information

• Chemical Name: TRICARBONYL(1 3 5-CYCLOHEPTATRIENE)TUNG&
• CAS No.: 12128-81-3
• Molecular Formula: C10H8 O3 W
• Molecular Weight: 360.022
• Mol file: 12128-81-3.mol

Synonyms:(Cycloheptatriene)tungstentricarbonyl (6CI); Tungsten, tricarbonyl(1,3,5-cycloheptatriene)- (7CI,8CI);1,3,5-Cycloheptatriene, tungsten complex;(Cycloheptatriene)tricarbonyltungsten; NSC 120065;Tricarbonyl(cycloheptatriene)tungsten; Tricarbonyl(h-1,3,5-cycloheptatriene)tungsten; Tricarbonyl(h6-cycloheptatriene)tungsten

Chemical Property of TRICARBONYL(1 3 5-CYCLOHEPTATRIENE)TUNG&

Chemical Property:

• Melting Point: 102 °C (dec.)(lit.)
• PSA: 0.00000
• LogP: 0.96940

Purity/Quality:

99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of TRICARBONYL(1 3 5-CYCLOHEPTATRIENE)TUNG&

There total 3 articles about TRICARBONYL(1 3 5-CYCLOHEPTATRIENE)TUNG& 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: 50.0%

fac-W(CO)3(NCPr)3 (83732-34-7) + Cyclohepta-1,3,5-triene (544-25-2) → tricarbonyl(η6-cycloheptatriene)tungsten (12128-81-3)

Guidance literature:

In n-heptane; suspn. of W comlpex (5.4 g) in cyclohepatriene (20 ml) and heptane (300ml) refluxed overnight, under N2;

Reference yield: 49.0%

fac-{W(CO)3(C2H5CN)3} (83732-33-6,84580-21-2) + Cyclohepta-1,3,5-triene (544-25-2) → tricarbonyl(η6-cycloheptatriene)tungsten (12128-81-3)

Guidance literature:

In n-heptane; suspn. of W comlpex in cyclohepatriene and heptane refluxed for 63 h, under N2; cooled, filtered, concd., cooled in freezer, ppt. dried in air, stand overnight in air, sublimed at 90 ° C, identified by IR;

Reference yield:

tricarbonyl-tris(acetonitrile)tungsten(0) (16800-47-8,30958-95-3) + Cyclohepta-1,3,5-triene (544-25-2) → tricarbonyl(η6-cycloheptatriene)tungsten (12128-81-3)

Guidance literature:

In tetrahydrofuran; inert atm.;; sublimation (120°C, 4E-2 torr);

upstream raw materials:

fac-W(CO)3(NCPr)3

Cyclohepta-1,3,5-triene

fac-{W(CO)3(C₂H₅CN)3}

tricarbonyl-tris(acetonitrile)tungsten⁽⁰⁾

Downstream raw materials:

(2,2-bis[(diphenylphosphino)methyl]-1-phenylthiopropane-P,P',S)tricarbonyltungsten⁽⁰⁾

anti-Tricarbonyl(1-methyl-3,5-diphenyl-.lamda.⁽⁴⁾-thiabenzol)wolfram⁽⁰⁾

ZrCl(μ-Cl)(μ-C5H4PPh2)2W(CO)3

bis(η2-di-p-tolylacetylene)(carbonyl)(η5-cycloheptadienyl)tungsten(II) tetrafluoroborate

Refernces

• 1、 Kubas, Gregory J.. "Preparation and use of W(CO)3(NCR)3 (R = Et, Pr) as improved starting materials for syntheses of tricarbonyl(η6-cycloheptatriene)tungsten and other substituted carbonyl complexes". . p. 692 - 694. Retrieved 2008/10/08.