4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde

Base Information

Chemical Name:4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde
CAS No.:431898-07-6
Molecular Formula:C₄₀H₄₆O₄
Molecular Weight:590.803
Hs Code.:

Synonyms:4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde

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Chemical Property of 4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde

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Technology Process of 4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde

There total 7 articles about 4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde 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: 74.0%

: 431898-06-5
1,4-bis(ethynyl)-2,5-bis(2-ethylhexyloxy)benzene

: 1122-91-4
4-bromo-benzaldehyde

: 431898-07-6
4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde

Guidance literature:: With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; diisopropylamine; In tetrahydrofuran; at 45 ℃;
DOI:10.1002/ejoc.200901112

Reference yield: 67.25%

: 431898-06-5
1,4-bis(ethynyl)-2,5-bis(2-ethylhexyloxy)benzene

: 1122-91-4
4-bromo-benzaldehyde

: 431898-07-6
4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde

: 1,4-bis[4-formylphenylethynyl-(2,5-bis((2-ethylhexyl)oxy)phenyl)]-buta-1,3-diyne

Guidance literature:: With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In toluene; at 70 - 80 ℃; for 24h;
DOI:10.1021/ma012195g

Reference yield:

: 431898-05-4
((2,5-bis((2-ethylhexyl)oxy)-1,4-phenylene)bis(ethyne-2,1-diyl))bis(trimethylsilane)

: 431898-07-6
4,4'-{[2,5-bis(2-ethylhexyloxy)-1,4-phenylene]bis(ethynediyl)}dibenzaldehyde

Guidance literature:: Multi-step reaction with 2 steps

1: 89.56 percent / KOH / methanol; tetrahydrofuran; H₂O / 2 h / 20 °C

2: 67.25 percent / CuI / Pd(PPh₃)4 / various solvent(s); toluene / 24 h / 70 - 80 °C

With potassium hydroxide; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; methanol; water; toluene;
DOI:10.1021/ma012195g