3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene

Base Information

Chemical Name:3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene
CAS No.:655241-79-5
Molecular Formula:C₃₂H₄₂S₄
Molecular Weight:554.949
Hs Code.:

Synonyms:3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene

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Chemical Property of 3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene

Chemical Property:

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Technology Process of 3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene

There total 1 articles about 3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene 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:

: 65016-62-8,104934-51-2
3-octylthiophene

: 655241-79-5
3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene

Guidance literature:: Multi-step reaction with 4 steps

1: 85 percent / N-bromosuccinimide / acetic acid; CHCl₃ / 0 °C

2: 86 percent / tetra-n-butylammonium bromide; potassium carbonate / palladium acetate / dimethylformamide / 80 °C

3: 65 percent / potassium carbonate; tetra-n-butylammonium bromide / Pd(OAc)2 / dimethylformamide / 80 °C

4: 83 percent / tributyltin hydride; azobisisobutyronitrile / tetrahydrofuran / 9 h / 60 °C

With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); tetrabutylammomium bromide; tri-n-butyl-tin hydride; potassium carbonate; palladium diacetate; palladium diacetate; In tetrahydrofuran; chloroform; acetic acid; N,N-dimethyl-formamide; 2: Heck-type coupling reaction / 3: Heck type reaction;
DOI:10.1016/S0022-328X(03)00626-0

Reference yield:

: 655241-79-5
3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene

: 946535-50-8
3'',4'''-dioctyl-5'''''-(diphenylamino)-2,2':5',2'':5'',2''':5''',2'''':5'''',2'''''-sexithiophene-5-carboxaldehyde

Guidance literature:: Multi-step reaction with 4 steps

1: 100 percent / NBS; AcOH / CHCl₃ / 1 h / Heating

2: 35 percent / K₂CO₃ / Pd(PPh₃)4 / tetrahydrofuran; H₂O / 36 h / Heating

3: 100 percent / POCl₃ / 1,2-dichloro-ethane / 12 h / Heating

4: 89 percent / Pd(AsPh₃)4 / tetrahydrofuran / 24 h / Heating

With N-Bromosuccinimide; potassium carbonate; acetic acid; trichlorophosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; tetrakis(triphenylarsine)palladium⁽⁰⁾; In tetrahydrofuran; chloroform; water; 1,2-dichloro-ethane; 2: Suzuki coupling / 3: Vilsmeier-Haack formylation / 4: Stille coupling;
DOI:10.1021/jo070888a

Reference yield:

: 655241-79-5
3',4''-dioctyl-2,2':5',2'':5'',2'''-quaterthiophene

: C₅₉H₆₀N₂S₆

Guidance literature:: Multi-step reaction with 5 steps

1: 100 percent / NBS; AcOH / CHCl₃ / 1 h / Heating

2: 35 percent / K₂CO₃ / Pd(PPh₃)4 / tetrahydrofuran; H₂O / 36 h / Heating

3: 100 percent / POCl₃ / 1,2-dichloro-ethane / 12 h / Heating

4: 89 percent / Pd(AsPh₃)4 / tetrahydrofuran / 24 h / Heating

5: 57 percent / 4 Angstroem molecular sieves / CH₂Cl₂; ethanol / 48 h / Heating

With N-Bromosuccinimide; 4 A molecular sieve; potassium carbonate; acetic acid; trichlorophosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; tetrakis(triphenylarsine)palladium⁽⁰⁾; In tetrahydrofuran; ethanol; dichloromethane; chloroform; water; 1,2-dichloro-ethane; 2: Suzuki coupling / 3: Vilsmeier-Haack formylation / 4: Stille coupling;
DOI:10.1021/jo070888a