[2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0)

Base Information

Chemical Name:[2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0)
CAS No.:155608-07-4
Molecular Formula:C₂₀H₂₆NO₆PSi₂W
Molecular Weight:647.424
Hs Code.:

Synonyms:

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Chemical Property of [2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0)

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Technology Process of [2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0)

There total 2 articles about [2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0) 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: 45.0%

: [amino(4-methoxyphenyl)methylene]pentacarbonyltungsten⁽⁰⁾

: 79454-85-6
[bis(trimethylsilyl)methylene]chlorophosphane

: 155608-07-4
[2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0)

Guidance literature:: With N(C₂H₅)3; In diethyl ether; byproducts: (C2H5)3NHCl; (N2); Si-compound and (C2H5)3N added to a soln. of W-complex at room temp.; stirred for 2 days; evapd.; pentane added; filtered; washed with pentane; concentrated; cooled to -30°C; pptd.; washed with pentane; dried in vacuo; elem. anal.;

Reference yield: 45.0%

: [amino(4-methoxyphenyl)methylene]pentacarbonyltungsten⁽⁰⁾

: 79454-85-6
[bis(trimethylsilyl)methylene]chlorophosphane

: 284684-50-0
{[bis(trimethylsilyl)methyl(chloro)phosphane-κP]pentacarbonyltungsten(0)}

: 155608-07-4
[2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0)

Guidance literature:: With N(C₂H₅)3; In diethyl ether; byproducts: [NH(C2H5)3]Cl; N2 atmosphere, addn. of phosphane And N(C2H5)3 to soln. of W complex at 0°C, stirring (room temp., 48 h); evapn. to dryness (0.1 mbar), extn. (pentane), filtration, washing (pentane), removement of solvent of combined organic phases (reduced pressure); elem. anal.;
DOI:10.1002/(SICI)1099-0682(199802)1998:2<257::AID-EJIC257>3.0.CO;2-H

Reference yield: 12.0%

: 155608-07-4
[2-bis(trimethylsilyl)methyl-3-(4-methoxyphenyl)-2H-azaphosphirene-κRHO.]pentacarbonyltungsten(0)

: 762-42-5
dimethyl acetylenedicarboxylate

: 194469-88-0
pentacarbonyl[2-(bis(trimethylsilyl)methyl)-3,4-bis(methoxycarbonyl)-5-(4-methoxyphenyl)-2H-1,2-azaphosphole-κP]tungsten(0)

Guidance literature:: In toluene; stirring at 75°C for 2 h; evapn. (vac.), chromy. (-20°C; SiO2, 2.5% Et2O in hexane), evapn.(vac.), recrystn. (pentane);