Tetrabutylsilane

Base Information

• Chemical Name: Tetrabutylsilane
• CAS No.: 994-79-6
• Molecular Formula: C16H36Si
• Molecular Weight: 256.547
• Hs Code.: 2931900090
• European Community (EC) Number: 213-621-9
• DSSTox Substance ID: DTXSID1061364
• Nikkaji Number: J298.596I
• Wikidata: Q20054550
• Mol file: 994-79-6.mol

Synonyms:Tetrabutylsilane;Silane, tetrabutyl-;994-79-6;tetra-n-Butylsilane;EINECS 213-621-9;tetrabutyl-silane;C16H36Si;C16-H36-Si;DTXSID1061364;MFCD00051559;C16869;Q20054550

Chemical Property of Tetrabutylsilane

Chemical Property:

• Vapor Pressure: 0.0025mmHg at 25°C
• Melting Point: -56°C
• Refractive Index: 1.4465
• Boiling Point: 296.6 °C at 760 mmHg
• Flash Point: 119.1 °C
• PSA: 0.00000
• Density: 0.781 g/cm³
• LogP: 6.63560
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 12
• Exact Mass: 256.258627683
• Heavy Atom Count: 17
• Complexity: 116

Purity/Quality:

98%,99%, ^*data from raw suppliers

Tetrabutylsilane 97% ^*data from reagent suppliers

Safty Information:

• Safety Statements: 23-24/25

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCC[Si](CCCC)(CCCC)CCCC

Technology Process of Tetrabutylsilane

There total 25 articles about Tetrabutylsilane 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: 97.0%

n-butyllithium (109-72-8,29786-93-4) → tetrabutylsilane (994-79-6)

Guidance literature:

With tetrachlorosilane; In tetrahydrofuran; hexane; at -78 - 20 ℃; for 16h; Inert atmosphere;

DOI:10.1021/acs.jpca.7b03404

Reference yield: 70.0%

n-butyllithium (109-72-8,29786-93-4) + 1-butylsilatrane (71229-63-5) → tetrabutylsilane (994-79-6)

Guidance literature:

In tetrahydrofuran; at 20 ℃; for 4h;

DOI:10.1016/0022-328X(90)85408-Q

Reference yield: 56.0%

n-butyl magnesium bromide (693-03-8) + tetraethoxy orthosilicate (78-10-4) → tetrabutylsilane (994-79-6)

Guidance literature:

In not given; addn. of Si(OC2H5)4 to n-C4H9MgBr (mol. ratio 1:5);;

upstream raw materials:

1-bromo-butane

n-butyl magnesium bromide

tetraethoxy orthosilicate

acetoxytrichlorosilane

Downstream raw materials:

methylbutane

3,3-dimethyl-heptane

2,3-dimethylheptane

n-butane

Refernces

• 1、 Kaleta, Ji?í,Bednárová, Lucie,?í?ková, Martina,Wen, Jin,Kaletová, Eva,Michl, Josef. "IR Spectra of n-Bu4M (M = Si, Ge, Sn, Pb), n-BuAuPPh3-d15, and "n-Bu" on a Gold Surface". . p. 4619 - 4625. Retrieved 2017/07/11.