(2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)

Base Information

Chemical Name:(2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)
CAS No.:1374017-36-3
Molecular Formula:C₂₆H₄₂O₆Si₂
Molecular Weight:506.787
Hs Code.:

Synonyms:(2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)

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Chemical Property of (2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)

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Technology Process of (2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)

There total 3 articles about (2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane) 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: 60.0%

: 271790-35-3
1,4-bis((diethylene glycol monomethyl ether)oxy)-2,5-diiodobenzene

: 1066-54-2
trimethylsilylacetylene

: 1374017-36-3
(2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)

Guidance literature:: With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylamine; In tetrahydrofuran; at 40 ℃; for 24h; Inert atmosphere;
DOI:10.1002/asia.201100534

Reference yield: 35.0%

: 271790-35-3
1,4-bis((diethylene glycol monomethyl ether)oxy)-2,5-diiodobenzene

: 1066-54-2
trimethylsilylacetylene

: 1374017-36-3
(2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)

: 1341225-45-3
1,4-bis[2-(2-methoxyethoxy)ethoxy]-2-[trimethylsilyl]ethynyl-5-iodobenzene

Guidance literature:: With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; In tetrahydrofuran; at 60 ℃; for 0.333333h; Microwave irradiation;
DOI:10.3762/bjoc.9.25

Reference yield:

: 1,4-bis[2-(2-methoxyethoxy)ethoxy]benzene

: 1374017-36-3
(2,5-bis(2-(2-methoxyethoxy)-ethoxy)-1,4-phenylene)-bis(ethyne-2,1-diyl)-bis(trimethylsilane)

Guidance literature:: Multi-step reaction with 2 steps

1: iodine; iodic acid

2: copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylamine / tetrahydrofuran / 24 h / 40 °C / Inert atmosphere

With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; iodine; iodic acid; triethylamine; In tetrahydrofuran;
DOI:10.1002/asia.201100534