3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid

Base Information

• Chemical Name: 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid
• CAS No.: 1618666-23-1
• Molecular Formula: C₂₄H₁₂Br₂O₄S₄
• Molecular Weight: 652.429

Synonyms:3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid

Chemical Property of 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid

Chemical Property:

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Technology Process of 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid

There total 3 articles about 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid 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: 100.0%

dibutyl 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylate (1618666-21-9) → 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid (1618666-23-1)

Guidance literature:

With water; potassium hydroxide; In 1,4-dioxane; ethanol; at 100 ℃; Inert atmosphere;

DOI:10.1016/j.tetlet.2014.05.084

Reference yield:

2,7-bis(butoxycarbonyl)-3,6-dichlorobenzo[1,2-b:6,5-b′]dithiophene (1182245-75-5) → 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid (1618666-23-1)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium carbonate / N,N-dimethyl-formamide / 80 °C / Inert atmosphere

2: potassium hydroxide; water / ethanol; 1,4-dioxane / 100 °C / Inert atmosphere

With water; potassium carbonate; potassium hydroxide; In 1,4-dioxane; ethanol; N,N-dimethyl-formamide;

DOI:10.1016/j.tetlet.2014.05.084

Reference yield:

o-bromothiophenol (6320-02-1) → 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylic acid (1618666-23-1)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium carbonate / N,N-dimethyl-formamide / 80 °C / Inert atmosphere

2: potassium hydroxide; water / ethanol; 1,4-dioxane / 100 °C / Inert atmosphere

With water; potassium carbonate; potassium hydroxide; In 1,4-dioxane; ethanol; N,N-dimethyl-formamide;

DOI:10.1016/j.tetlet.2014.05.084

upstream raw materials:

2,7-bis(butoxycarbonyl)-3,6-dichlorobenzo[1,2-b:6,5-b′]dithiophene

dibutyl 3,6-bis[(2-bromophenyl)thio]benzo[2,1-b:3,4-b']dithiophene-2,7-dicarboxylate

o-bromothiophenol

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