Silane, [(4,5-dibromo-1,2-phenylene)di-2,1-ethynediyl]bis[trimethyl-

Base Information

Chemical Name:Silane, [(4,5-dibromo-1,2-phenylene)di-2,1-ethynediyl]bis[trimethyl-
CAS No.:667865-54-5
Molecular Formula:C16H20Br2Si2
Molecular Weight:428.314
Hs Code.:
DSSTox Substance ID:DTXSID00477177
Wikidata:Q82309458

Synonyms:667865-54-5;Silane, [(4,5-dibromo-1,2-phenylene)di-2,1-ethynediyl]bis[trimethyl-;DTXSID00477177;2-[4,5-dibromo-2-(2-trimethylsilylethynyl)phenyl]ethynyl-trimethylsilane

Suppliers and Price of Silane, [(4,5-dibromo-1,2-phenylene)di-2,1-ethynediyl]bis[trimethyl-

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 1 raw suppliers

Chemical Property of Silane, [(4,5-dibromo-1,2-phenylene)di-2,1-ethynediyl]bis[trimethyl-

Chemical Property:

Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:0
Rotatable Bond Count:4
Exact Mass:427.94498
Heavy Atom Count:20
Complexity:427

Purity/Quality:: 85.0-99.8% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C[Si](C)(C)C#CC1=CC(=C(C=C1C#C[Si](C)(C)C)Br)Br

Technology Process of Silane, [(4,5-dibromo-1,2-phenylene)di-2,1-ethynediyl]bis[trimethyl-

There total 1 articles about Silane, [(4,5-dibromo-1,2-phenylene)di-2,1-ethynediyl]bis[trimethyl- 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: 95.0%

: 1066-54-2
trimethylsilylacetylene

: 529502-50-9
1,2-dibromo-4,5-diiodobenzene

: 667865-54-5
((4,5-dibromo-1,2-phenylene)bis(ethyne-2,1-diyl))bis(trimethylsilane)

Guidance literature:: With copper(l) iodide; diisopropylamine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; at 20 ℃; for 12h;
DOI:10.1055/s-2003-43372

Reference yield: 79.0%

: 89343-06-6
tris-iso-propylsilyl acetylene

: 667865-54-5
((4,5-dibromo-1,2-phenylene)bis(ethyne-2,1-diyl))bis(trimethylsilane)

: 667865-55-6
1,2-bis[(triisopropylsilyl)ethynyl]-4,5-bis[(trimethylsilyl)ethynyl]benzene

Guidance literature:: With copper(l) iodide; diisopropylamine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; at 40 ℃; for 12h;
DOI:10.1055/s-2003-43372

Reference yield:

: 667865-54-5
((4,5-dibromo-1,2-phenylene)bis(ethyne-2,1-diyl))bis(trimethylsilane)

: 1,2-diethynyl-4,5-bis-[(triisopropylsilanyl)-ethynyl]-benzene

Guidance literature:: Multi-step reaction with 2 steps

1: 79 percent / Pd(PPh₃)4; CuI; iPr₂NH / tetrahydrofuran / 12 h / 50 °C

2: K₂CO₃ / tetrahydrofuran; methanol / 20 °C

With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate; diisopropylamine; In tetrahydrofuran; methanol; 1: Sonogashira cross-coupling;
DOI:10.1021/ja044175a