Lithium, (trimethylstannyl)-

Base Information

• Chemical Name: Lithium, (trimethylstannyl)-
• CAS No.: 17946-71-3
• Molecular Formula: C3H9LiSn
• Molecular Weight: 170.755
• Mol file: 17946-71-3.mol

Synonyms:Lithium,(trimethylstannyl);

Chemical Property of Lithium, (trimethylstannyl)-

Chemical Property:

• Melting Point: 238-240 °C(Solv: hexane (110-54-3))
• PSA: 0.00000
• LogP: 1.10460

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Lithium, (trimethylstannyl)-

There total 6 articles about Lithium, (trimethylstannyl)- 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: 10.0%

(C6H5)2CC(Li)Sn(CH3)3 (113688-90-7) → (trimethylstannyl)lithium (17946-71-3) + diphenyl acetylene (501-65-5)

Guidance literature:

In not given; decompn. of Ph2C=C(Li)SnMe3 was examined; polymeric org. products were also observed;

DOI:10.1016/0022-328X(87)85002-7

Reference yield:

methyllithium (917-54-4) + hexamethyldistannane (661-69-8) → (trimethylstannyl)lithium (17946-71-3) + tetramethylstannane (594-27-4)

Guidance literature:

In diethyl ether; Sn2Me6 (1.12 mmol) in Et2O treated with MeLi (1.12 mmol, 1 M soln. in Et2O) under Ar, stirred for 30 min at 0°C (by method of Still, W.C. J.Am.Chem.Soc. 1977, 99, 4836); not isolated;

DOI:10.1021/om00146a021

Reference yield:

methyllithium (917-54-4) + trimethylstannane (1631-73-8) → (trimethylstannyl)lithium (17946-71-3) + (CH3)4Sn(H)(1-)*Li(1+)=(CH3)4Sn(H)Li + (CH3)5Sn(1-)*Li(1+)=(CH3)5SnLi + tetramethylstannane (594-27-4)

Guidance literature:

In further solvent(s); byproducts: LiH; react. of TMTH with MeLi in ether/THF/pentane/HMPA (2/2/1/0.8) at -125°C under Ar for 5 min; not isolated, mixt. of Me4Sn, Me3SnLi, and Me5SnLi in ratio 1:1:0.3 detected by NMR;

DOI:10.1021/om00146a021

upstream raw materials:

trimethylstannane

lithium diisopropyl amide

methyllithium

(1Z,3Z)-1,4-bis(trimethylstannyl)-1,3-butadiene

Downstream raw materials:

hexamethyldistannane

((E)-4-Benzyloxy-but-2-enyl)-trimethyl-stannane

trimethylstannylcyclohexane

triethylstannyllithium

Refernces

• 1、 Reimann, Werner,Kuivila, Henry G.,Farah, Dan,Apoussidis, Theodorus. "Reactions of organotin hydrides with lithium diisopropylamide and organolithiums. Reactivities of the intermediates and of the lithium hydride produced". . p. 557 - 565. Retrieved 2008/10/08.
• 2、 Noeth, Heinrich,Schwerthoeffer, Ruediger. "Metall-Bor-Verbindungen, 13. Zur Synthese und Reaktivitaet einiger (Trimethylstannyl)borane". . p. 3056 - 3062. Retrieved 2007/10/02.