1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene

Base Information

Chemical Name:1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene
CAS No.:494748-27-5
Molecular Formula:C₅₆H₆₆O₈
Molecular Weight:867.135
Hs Code.:

Synonyms:1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene

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Chemical Property of 1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene

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Technology Process of 1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene

There total 3 articles about 1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene 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: 66.0%

: 1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-[2,5-dipropoxy-4-(triisopropylsilylethynyl)phenylethynyl]-2,5-dipropoxybenzene

: 494748-27-5
1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; for 0.0833333h;
DOI:10.1002/1099-0690(200208)2002:16<2808::AID-EJOC2808>3.0.CO;2-U

Reference yield:

: 406721-49-1
1-(2,5-dipropoxyphenylethynyl)-4-[4-ethynyl-2,5-dopropoxyphenylethynyl]-2,5-dipropoxybenzene

: 494748-27-5
1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / Ph₃P; Pd(PPh₃)2Cl₂; piperidine / Cui / 20 - 50 °C

2: 66 percent / nBu₄NF / tetrahydrofuran / 0.08 h

With piperidine; bis-triphenylphosphine-palladium(II) chloride; tetrabutyl ammonium fluoride; triphenylphosphine; copper(l) iodide; In tetrahydrofuran; 1: Sonogashira-Hagihara reaction;
DOI:10.1002/1099-0690(200208)2002:16<2808::AID-EJOC2808>3.0.CO;2-U

Reference yield:

: 406721-38-8
1-iodo-2,5-dipropoxy-4-triisopropylsilylethynylbenzene

: 494748-27-5
1-[2,5-dipropoxy-4-(2,5-dipropoxyphenylethynyl)phenylethynyl]-4-(2,5-dipropoxy-4-ethynylphenyl)-2,5-dipropoxybenzene

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / Ph₃P; Pd(PPh₃)2Cl₂; piperidine / Cui / 20 - 50 °C

2: 66 percent / nBu₄NF / tetrahydrofuran / 0.08 h

With piperidine; bis-triphenylphosphine-palladium(II) chloride; tetrabutyl ammonium fluoride; triphenylphosphine; copper(l) iodide; In tetrahydrofuran; 1: Sonogashira-Hagihara reaction;
DOI:10.1002/1099-0690(200208)2002:16<2808::AID-EJOC2808>3.0.CO;2-U