1,2-BIS(TRIMETHYLSILYL)BENZENE

Base Information

• Chemical Name: 1,2-BIS(TRIMETHYLSILYL)BENZENE
• CAS No.: 17151-09-6
• Molecular Formula: C12H22 Si2
• Molecular Weight: 222.478
• Hs Code.: 2931900090
• Mol file: 17151-09-6.mol

Synonyms:Silane,1,2-phenylenebis[trimethyl- (9CI); Silane, o-phenylenebis[trimethyl- (8CI);1,2-Bis(trimethylsilyl)benzene; o-Bis(trimethylsilyl)benzene

Chemical Property of 1,2-BIS(TRIMETHYLSILYL)BENZENE

Chemical Property:

• Vapor Pressure: 0.0354mmHg at 25°C
• Refractive Index: 1.513-1.515
• Boiling Point: 115 °C (10 mmHg)
• Flash Point: 89.5°C
• PSA: 0.00000
• Density: 0.91
• LogP: 2.77700
• Storage Temp.: Refrigerator

Purity/Quality:

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

1,2-Bis(trimethylsilyl)benzene ^*data from reagent suppliers

Safty Information:

• Safety Statements: 24/25

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,2-BIS(TRIMETHYLSILYL)BENZENE

There total 11 articles about 1,2-BIS(TRIMETHYLSILYL)BENZENE 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: 92.0%

2,3-bis(trimethylsilyl)bicyclo<2.2.2>octa-2,5-diene (127368-21-2) → ethene (74-85-1) + 1,2-bis(trimethylsilyl)benzene (17151-09-6)

Guidance literature:

In neat (no solvent); at 240 ℃; for 3h; Heating; sealed ampoule;

Reference yield: 92.0%

trimethylsilyl trifluoromethanesulfonate (27607-77-8) + 2,3-dibromobenzene (583-53-9) → trimethylphenylsilane (768-32-1) + 1,2-bis(trimethylsilyl)benzene (17151-09-6)

Guidance literature:

2,3-dibromobenzene; With tert.-butyl lithium; In tetrahydrofuran; diethyl ether; pentane; at -120 ℃; for 0.5h;

trimethylsilyl trifluoromethanesulfonate; In tetrahydrofuran; diethyl ether; pentane; at -120 - -110 ℃; for 0.5h; Further stages.;

DOI:10.1021/jo7013033

Reference yield: 90.0%

1,2-bis(trimethylsilyl)cyclohexa-1,4-diene → 1,2-bis(trimethylsilyl)benzene (17151-09-6)

Guidance literature:

at 240 ℃; for 2h; in a sealed glass ampoule;

DOI:10.1016/0022-328X(85)87410-6

upstream raw materials:

chloro-trimethyl-silane

(2-chloro-phenyl)-trimethyl-silane

1,2-dichloro-benzene

2,3-bis(trimethylsilyl)bicyclo<2.2.2>octa-2,5-diene

Downstream raw materials:

(o-(dichloroboryl)phenyl)trimethylsilane

1,2-bis(dichloroboryl)benzene

benzene

9,10-dimesityl-9,10-dihydro-9,10-diboraanthracene

Refernces

• 1、 Balkenhohl, Moritz,Jangra, Harish,Lenz, Tobias,Ebeling, Marian,Zipse, Hendrik,Karaghiosoff, Konstantin,Knochel, Paul. "Lewis Acid Directed Regioselective Metalations of Pyridazine". supporting information. p. 9244 - 9247. Retrieved 2019/06/04.
• 2、 Kitamura, Tsugio,Yamada, Rin,Gondo, Keisuke,Eguchi, Nobuo,Oyamada, Juzo. "Copper-Free Double Silylation of 1,2-Dibromobenzenes Using a Mg/LiCl/DMI System". . p. 2495 - 2500. Retrieved 2017/05/22.