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

Base Information

Chemical Name:(2,5-bis(hexadecyloxy)-1,4-phenylene)bis(ethyne-2,1-diyl)bis(trimethylsilane)
CAS No.:161745-92-2
Molecular Formula:C₄₈H₈₆O₂Si₂
Molecular Weight:751.381
Hs Code.:

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

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

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

There total 5 articles about (2,5-bis(hexadecyloxy)-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: 98.0%

: 145483-64-3
1,4-diodo-2,5-bis(n-hexadecyloxy)benzene

: 1066-54-2
trimethylsilylacetylene

: 161745-92-2
(2,5-bis(hexadecyloxy)-1,4-phenylene)bis(ethyne-2,1-diyl)bis(trimethylsilane)

Guidance literature:: With copper(l) iodide; triethylamine; diisopropylamine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; at 60 ℃; for 96h;
DOI:10.1039/b616996a

Reference yield:

: 112-82-3
hexadecanyl bromide

: 161745-92-2
(2,5-bis(hexadecyloxy)-1,4-phenylene)bis(ethyne-2,1-diyl)bis(trimethylsilane)

Guidance literature:: Multi-step reaction with 2 steps

1: potassium carbonate / dimethylformamide / 24 h / 80 °C

2: 98 percent / copper(I) iodide; diisopropylamine; triethylamine / dichlorobis(triphenylphosphine)palladium(II) / tetrahydrofuran / 96 h / 60 °C

With copper(l) iodide; potassium carbonate; triethylamine; diisopropylamine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; N,N-dimethyl-formamide; 2: Sonogashira-Hagihawa reaction;
DOI:10.1039/b616996a

Reference yield:

: 137436-24-9
4,4'-di-n-hexadecyloxybenzene

: 161745-92-2
(2,5-bis(hexadecyloxy)-1,4-phenylene)bis(ethyne-2,1-diyl)bis(trimethylsilane)

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / KIO₃; I₂; acetic acid / H₂SO₄ / H₂O / 11 h / Heating

2: 47 percent / CuI; Et₃N / Pd(PPh₃)2Cl₂ / tetrahydrofuran / 24 h / 20 °C

With potassium iodate; copper(l) iodide; iodine; acetic acid; triethylamine; bis-triphenylphosphine-palladium(II) chloride; sulfuric acid; In tetrahydrofuran; water; 2: Sonogashira coupling reaction;
DOI:10.1016/j.tet.2004.03.059