6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline

Base Information

Chemical Name:6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline
CAS No.:550373-12-1
Molecular Formula:C₄₄H₄₈N₄O₈
Molecular Weight:760.887
Hs Code.:

Synonyms:6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline

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Chemical Property of 6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline

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Technology Process of 6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline

There total 7 articles about 6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline 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: 85.0%

: 129365-93-1
4,5-diaminophthalonitrile

: 550373-11-0
1,6-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenyl)hexa-1,5-diyne-3,4-dione

: 550373-12-1
6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline

Guidance literature:: With acetic acid; at 20 ℃; for 0.333333h;
DOI:10.1002/chem.200390140

Reference yield:

: 72593-77-2,92450-98-1
3,6,9-trioxadecyl bromide

: 550373-12-1
6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline

Guidance literature:: Multi-step reaction with 5 steps

1.1: 75 percent / K₂CO₃ / acetonitrile / 15 h / Heating

2.1: 83 percent / CuI; Et₃N / PdCl₂(PPh₃)2 / 2 h / Heating

3.1: 100 percent / TBAF; H₂O / tetrahydrofuran / 0.25 h / 20 °C

4.1: BuLi / tetrahydrofuran; hexane

4.2: LiBr; CuBr / tetrahydrofuran; hexane

4.3: 40 percent / tetrahydrofuran; hexane / 0.25 h / 0 °C

5.1: 85 percent / AcOH / 0.33 h / 20 °C

With copper(l) iodide; n-butyllithium; tetrabutyl ammonium fluoride; water; potassium carbonate; acetic acid; triethylamine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; hexane; acetonitrile; 2.1: Sonogashira coupling;
DOI:10.1002/chem.200390140

Reference yield:

: 80826-86-4
4-iodo-3,5-dimethylphenol

: 550373-12-1
6,7-dicyano-2,3-bis(4-{2-[2-(methoxyethoxy)ethoxy]ethoxy}-2,6-dimethylphenylethynyl)quinoxaline

Guidance literature:: Multi-step reaction with 5 steps

1.1: 75 percent / K₂CO₃ / acetonitrile / 15 h / Heating

2.1: 83 percent / CuI; Et₃N / PdCl₂(PPh₃)2 / 2 h / Heating

3.1: 100 percent / TBAF; H₂O / tetrahydrofuran / 0.25 h / 20 °C

4.1: BuLi / tetrahydrofuran; hexane

4.2: LiBr; CuBr / tetrahydrofuran; hexane

4.3: 40 percent / tetrahydrofuran; hexane / 0.25 h / 0 °C

5.1: 85 percent / AcOH / 0.33 h / 20 °C

With copper(l) iodide; n-butyllithium; tetrabutyl ammonium fluoride; water; potassium carbonate; acetic acid; triethylamine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; hexane; acetonitrile; 2.1: Sonogashira coupling;
DOI:10.1002/chem.200390140