4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene

Base Information

Chemical Name:4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene
CAS No.:1610016-32-4
Molecular Formula:C₅₈H₇₈O₄S₂
Molecular Weight:903.387
Hs Code.:

Synonyms:4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene

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Chemical Property of 4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene

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Technology Process of 4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene

There total 2 articles about 4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene 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: 49.0%

: 32281-36-0
4,8-dihydrobenzo[1,2-b:4,5-b']dithiophene-4,8-dione

: 1610016-30-2
3,5-di(2-ethylhexyloxy)ethynylbenzene

: 1610016-32-4
4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene

Guidance literature:: 3,5-di(2-ethylhexyloxy)ethynylbenzene; With n-butyllithium; In tetrahydrofuran; hexane; at 0 - 20 ℃; Inert atmosphere; Schlenk technique;

4,8-dihydrobenzo[1,2-b:4,5-b']dithiophene-4,8-dione; In tetrahydrofuran; hexane; for 18h; Inert atmosphere; Schlenk technique; Reflux;

With hydrogenchloride; tin(II) chloride dihdyrate; water; In tetrahydrofuran; hexane; for 6h; Inert atmosphere; Schlenk technique; Reflux;
DOI:10.1071/CH13528

Reference yield:

: 1119721-31-1
3,5-di(2-ethylhexyloxy)benzaldehyde

: 1610016-32-4
4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene

Guidance literature:: Multi-step reaction with 2 steps

1.1: triphenylphosphine / dichloromethane / 0 - 20 °C / Inert atmosphere; Schlenk technique

1.2: -78 - 20 °C / Inert atmosphere; Schlenk technique

1.3: 20 °C / Inert atmosphere; Schlenk technique

2.1: n-butyllithium / tetrahydrofuran; hexane / 0 - 20 °C / Inert atmosphere; Schlenk technique

2.2: 18 h / Inert atmosphere; Schlenk technique; Reflux

2.3: 6 h / Inert atmosphere; Schlenk technique; Reflux

With n-butyllithium; triphenylphosphine; In tetrahydrofuran; hexane; dichloromethane; 1.1: |Corey-Fuchs Alkyne Synthesis / 1.2: |Corey-Fuchs Alkyne Synthesis / 1.3: |Corey-Fuchs Alkyne Synthesis;
DOI:10.1071/CH13528

Reference yield: 86.0%

: 1610016-32-4
4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene

: 1066-45-1
trimethyltin(IV)chloride

: 1610016-33-5
4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]-2,6-bis(trimethylstannyl)benzo[1,2-b:4,5-b']dithiophene

Guidance literature:: 4,8-bis[3,5-di(2-ethylhexyloxy)phenylethynyl]benzo[1,2-b:4,5-b']dithiophene; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; Inert atmosphere; Schlenk technique;

trimethyltin(IV)chloride; In tetrahydrofuran; hexane; at -78 - 20 ℃; Inert atmosphere; Schlenk technique;
DOI:10.1071/CH13528