2,5-Thiophenedicarboxylic acid, 3,4-bis(4-methylphenyl)-

Base Information

• Chemical Name: 2,5-Thiophenedicarboxylic acid, 3,4-bis(4-methylphenyl)-
• CAS No.: 62497-27-2
• Molecular Formula: C₂₀H₁₆O₄S
• Molecular Weight: 352.411
• DSSTox Substance ID: DTXSID00485398
• Nikkaji Number: J2.452.906A
• Wikidata: Q82324552
• Mol file: 62497-27-2.mol

Synonyms:62497-27-2;2,5-Thiophenedicarboxylic acid, 3,4-bis(4-methylphenyl)-;DTXSID00485398;3,4-di-p-tolylthiophene-2,5-dicarboxylic acid

Chemical Property of 2,5-Thiophenedicarboxylic acid, 3,4-bis(4-methylphenyl)-

Chemical Property:

• XLogP3: 5.3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 4
• Exact Mass: 352.07693016
• Heavy Atom Count: 25
• Complexity: 448

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC=C(C=C1)C2=C(SC(=C2C3=CC=C(C=C3)C)C(=O)O)C(=O)O

Technology Process of 2,5-Thiophenedicarboxylic acid, 3,4-bis(4-methylphenyl)-

There total 3 articles about 2,5-Thiophenedicarboxylic acid, 3,4-bis(4-methylphenyl)- 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:

diethyl thioglycolate (925-47-3) + 1,2-di(4-methylphenyl)-1,2-ethanedione (3457-48-5) → 3,4-bis(4-methylphenyl)thiophene-2,5-dicarboxylic acid (62497-27-2)

Guidance literature:

With methanol; sodium methylate;

Reference yield:

thiodiacetic acid (123-93-3) + 1,2-di(4-methylphenyl)-1,2-ethanedione (3457-48-5) → 3,4-bis(4-methylphenyl)thiophene-2,5-dicarboxylic acid (62497-27-2)

Guidance literature:

Multistep reaction.;

DOI:10.1016/j.tetlet.2007.03.111

Reference yield:

→ 3,4-bis(4-methylphenyl)thiophene-2,5-dicarboxylic acid (62497-27-2)

Guidance literature:

p-Tolyl-propiolsaeuremethylester 1f, S; neben 2,4-Di-(p-tolyl)-thiophen 4f;

upstream raw materials:

diethyl thioglycolate

1,2-di(4-methylphenyl)-1,2-ethanedione

thiodiacetic acid