{Et₄N}{closo-1,8-Me₂-11-(CH₂C₆H₄Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane}

Base Information

• Chemical Name: {Et₄N}{closo-1,8-Me₂-11-(CH₂C₆H₄Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane}
• CAS No.: 128822-44-6
• Molecular Formula: C₈H₂₀N*C₁₅H₂₃B₉ClO₃W
• Molecular Weight: 698.201

Synonyms:{Et₄N}{closo-1,8-Me₂-11-(CH₂C₆H₄Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane}

Chemical Property of {Et₄N}{closo-1,8-Me₂-11-(CH₂C₆H₄Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane}

Chemical Property:

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Technology Process of {Et₄N}{closo-1,8-Me₂-11-(CH₂C₆H₄Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane}

There total 3 articles about {Et₄N}{closo-1,8-Me₂-11-(CH₂C₆H₄Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane} 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: 96.0%

{W(CO)4(η5-7,8-Me2-7,8-C2B9H8-10-CH2C6H4Me-4)} (138923-80-5) + tetraethylammonium chloride monohydrate (68696-18-4) → {Et4N}{closo-1,8-Me2-11-(CH2C6H4Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane} (128822-44-6)

Guidance literature:

In tetrahydrofuran; Stirring (N2, 5 days).; evapn. of solvent in vac., addn. of CH2Cl2, column chromy. (Al2O3, CH2Cl2, -30°C);;

Reference yield: 90.0%

{closo-1,8-Me2-11-(CH2C6H4Me-4)-2,2,2,2-tetracarbonyl-2,1,8-tungstacarborane} (138923-74-7) + tetraethylammonium chloride monohydrate (68696-18-4) → {Et4N}{closo-1,8-Me2-11-(CH2C6H4Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane} (128822-44-6)

Guidance literature:

In tetrahydrofuran; Stirring (N2, 5 days).; Evapn. of solvent in vac., addn. of CH2Cl2, column chromy. (Al2O3, CH2Cl2, -30°C).;

Reference yield: 46.0%

NEt4{W(CC6H4Me-4)(CO)2(η5-C2B9H9Me2)} → {Et4N}{closo-1,8-Me2-11-(CH2C6H4Me-4)-2-chloro-2,2,2-(carbonyl)3-2,1,8-tungstacarborane} (128822-44-6)

Guidance literature:

With HCl; In dichloromethane; water; Dropwise treatment of rapidly stirred soln. of W-complex in CH2Cl2 with aq. HCl at room temp. under N2, colour changes immediately from orange tm brown.; monitored by IR; concg., column chromy. (Al2O3, -30°C, CH2Cl2), recrystn. (THF-Et2O, 0°C); elem. anal.;;

upstream raw materials:

{W(CO)4(η5-7,8-Me2-7,8-C2B9H8-10-CH2C6H4Me-4)}

tetraethylammonium chloride monohydrate

{closo-1,8-Me₂-11-(CH₂C₆H₄Me-4)-2,2,2,2-tetracarbonyl-2,1,8-tungstacarborane}

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