Phosphonium, trimethyl-, (trimethylsilyl)methylide

Base Information

• Chemical Name: Phosphonium, trimethyl-, (trimethylsilyl)methylide
• CAS No.: 56629-53-9
• Molecular Formula: C₇H₁₉PSi
• Molecular Weight: 162.287
• Mol file: 56629-53-9.mol

Synonyms:

Chemical Property of Phosphonium, trimethyl-, (trimethylsilyl)methylide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Phosphonium, trimethyl-, (trimethylsilyl)methylide

There total 5 articles about Phosphonium, trimethyl-, (trimethylsilyl)methylide 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%

carbonyl(η5-cyclopentadienyl)nitrosyl[trimethylphosphoranylidenemethyl(trimethylsiloxy)carben]chromium + trimethyl(methylene)phosphorane (14580-91-7,29218-61-9) → [(CH3)4P](1+)*[(C5H5)(CO)(NO)CrC(O)CHP(CH3)3](1-)=[(CH3)4P][(C5H5)(CO)(NO)CrC(O)CHP(CH3)3] + trimethylphosphonio(trimethylsilyl)methanide (3272-86-4,56629-53-9)

Guidance literature:

In benzene; Cr complex dissolved in benzene, treated with Me3P=CH2, stirred at roomtemp. for 30 min;

DOI:10.1016/0022-328X(84)85085-8

Reference yield:

Trimethylsilylmethyl-trimethyl-phosphoniumchlorid (1070-88-8) → trimethylphosphonio(trimethylsilyl)methanide (3272-86-4,56629-53-9)

Guidance literature:

With Methylenetriphenylphosphorane; In diethyl ether; Ambient temperature;

Reference yield:

dicarbonyl(η5-methylcyclopentadienyl)[trimethylphosphoranylidenomethyl(trimethylsiloxy)carbeno]manganese → methylcyclopentadienyl manganese(I) tricarbonyl + trimethylphosphonio(trimethylsilyl)methanide (3272-86-4,56629-53-9)

Guidance literature:

With trimethyl(methylene)phosphorane; In not given; complex cleaved in the presence of catalytic amt. of Me3PCH2 rapidly;

DOI:10.1016/0022-328X(84)85017-2

upstream raw materials:

chloro-trimethyl-silane

trimethyl(methylene)phosphorane

Trimethylsilylmethyl-trimethyl-phosphoniumchlorid

Downstream raw materials:

trimethyl(methylene)phosphorane

Trimethylphosphine oxide

Hexamethyldisiloxane

(bis-trimethylsilanyl-methylene)-trimethyl-λ⁵-phosphane

Refernces

• 1、 Blau, Herbert,Griessmann, Karl-Heinz,Malisch, Wolfgang. "ZUR REAKTION VON METALL-KOORDINIERTEM KOHLENMONOXID MIT YLIDEN. XV. NEUARTIGE SPALTUNG VON KOHLENMONOXID VIA β-TRIMETHYLPHOSPHONIO(α-TRIMETHYLSILOXY)VINYL-KOMPLEXE: EINBAU DES CARBONYLKOHLENSTOFFS IN EINEN β-TRIMETHYLPHOSPHONIOACETYLID-LIGANDEN". . p. C5 - C9. Retrieved 2007/10/02.