Dimethyldi(2-thienyl)silane

Base Information

• Chemical Name: Dimethyldi(2-thienyl)silane
• CAS No.: 17888-49-2
• Molecular Formula: C10H12 S2 Si
• Molecular Weight: 224.41778
• Hs Code.: 29310099
• DSSTox Substance ID: DTXSID90504481
• Nikkaji Number: J1.101.186A
• Wikidata: Q82359016
• Mol file: 17888-49-2.mol

Synonyms:17888-49-2;Dimethyldi-2-thienylsilane;DIMETHYLDI(2-THIENYL)SILANE;dimethyl(dithiophen-2-yl)silane;Dimethyldi(thiophen-2-yl)silane;Di(thien-2-yl)dimethylsilane;Thiophene, 2,2'-(dimethylsilylene)bis-;SCHEMBL2290788;DTXSID90504481;MFCD09264592;AKOS025394467;BS-21850

Chemical Property of Dimethyldi(2-thienyl)silane

Chemical Property:

• Vapor Pressure: 0.011mmHg at 25°C
• Refractive Index: 1.575
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 56.48000
• Density: 1.12g/cm³
• LogP: 2.63220
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 2
• Exact Mass: 224.01496926
• Heavy Atom Count: 13
• Complexity: 164

Purity/Quality:

98%Min ^*data from raw suppliers

Dimethyldi-2-thienylsilane ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si](C)(C1=CC=CS1)C2=CC=CS2

Technology Process of Dimethyldi(2-thienyl)silane

There total 13 articles about Dimethyldi(2-thienyl)silane 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: 87.0%

2-bromothiophene (1003-09-4) + dimethylsilicon dichloride (75-78-5,30107-43-8) → dimethyl-bis-(2'-thiophenyl)silane (17888-49-2)

Guidance literature:

With tetrabutylammomium bromide; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; Ambient temperature; electrochemical reduction;

DOI:10.1016/0022-328X(96)06333-4

Reference yield: 84.0%

2-thienyl chloride (96-43-5) + dimethylsilicon dichloride (75-78-5,30107-43-8) → dimethyl-bis-(2'-thiophenyl)silane (17888-49-2)

Guidance literature:

With tetrabutylammomium bromide; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; Ambient temperature; electrochemical reduction;

DOI:10.1016/0022-328X(96)06333-4

Reference yield: 78.0%

thiophene (188290-36-0,8014-23-1,25233-34-5) + dimethylsilicon dichloride (75-78-5,30107-43-8) → dimethyl-bis-(2'-thiophenyl)silane (17888-49-2)

Guidance literature:

thiophene; With n-butyllithium; In tetrahydrofuran; hexane; at -70 ℃;

dimethylsilicon dichloride; In hexane;

DOI:10.1016/j.jorganchem.2015.01.024

upstream raw materials:

thiophene

dimethylsilicon dichloride

2-thienyl chloride

methanol

Downstream raw materials:

4-[5-(dimethylthiophen-2-yl-silanyl)-thiophen-2-yl]-benzonitrile