2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene

Base Information

• Chemical Name: 2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene
• CAS No.: 1402843-21-3
• Molecular Formula: C₃₂H₄₆O₂S₄
• Molecular Weight: 590.98
• Mol file: 1402843-21-3.mol

Synonyms:2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene

Chemical Property of 2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene

There total 7 articles about 2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene 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: 73.0%

C34H60B2O4 (1402843-19-9) + 2-bromo-3-(methylsulphinyl)thiophene (133362-12-6) → 2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene (1402843-21-3)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate; In ethanol; water; toluene; at 110 ℃; for 24h; Inert atmosphere;

Reference yield:

1,4-bis(2-ethylhexyl)benzene (87117-22-4) → 2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene (1402843-21-3)

Guidance literature:

Multi-step reaction with 3 steps

1: bromine; iodine / dichloromethane / 1 h / 20 °C / Darkness

2: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate / dimethyl sulfoxide / 12 h / 80 °C

3: potassium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; toluene; ethanol / 24 h / 110 °C / Inert atmosphere

With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; bromine; iodine; potassium acetate; potassium carbonate; In ethanol; dichloromethane; water; dimethyl sulfoxide; toluene;

Reference yield:

3-(methylthio)thiophene (20731-74-2) → 2,2'-(2,5-bis(2-ethylhexyl)-1,4'-phenylene)bis(3-methylsulfinyl)thiophene (1402843-21-3)

Guidance literature:

Multi-step reaction with 3 steps

1: acetic acid; N-Bromosuccinimide / dichloromethane / 12 h / 0 - 20 °C / Inert atmosphere

2: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 12 h / -40 - 20 °C / Inert atmosphere

3: potassium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; toluene; ethanol / 24 h / 110 °C / Inert atmosphere

With N-Bromosuccinimide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate; acetic acid; 3-chloro-benzenecarboperoxoic acid; In ethanol; dichloromethane; water; toluene;

upstream raw materials:

C₃₄H₆₀B₂O₄

2-bromo-3-(methylsulphinyl)thiophene

3-(methylthio)thiophene

2-bromo-3-(trimethylsulfanyl)thiophene

Refernces

• 1、 -. "organinc semiconductor compound and organic solar cell having them". Paragraph 0083-0084. . Retrieved 2017/01/05.