2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid

Base Information

• Chemical Name: 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid
• CAS No.: 115213-33-7
• Molecular Formula: C₂₂H₁₈O₄
• Molecular Weight: 346.383
• Mol file: 115213-33-7.mol

Synonyms:2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid

Chemical Property of 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid

Chemical Property:

• Boiling Point: 547.6±50.0 °C(Predicted)
• Density: 1.247±0.06 g/cm3(Predicted)

Purity/Quality:

≥99% ^*data from raw suppliers

[1,1':4',1''-Terphenyl]-4,4''-dicarboxylicacid,2',5'-dimethyl- 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid

There total 12 articles about 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-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: 99.0%

dimethyl 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylate (1073132-98-5) → 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid (115213-33-7)

Guidance literature:

With potassium hydroxide; In ethanol; water; for 24h; Reflux;

DOI:10.1002/ejoc.201801232

Reference yield: 88.0%

diethyl 2’,5’-dimethyl-[1,1’:4’,1’’-terphenyl]-4,4’’-dicarboxylate → 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid (115213-33-7)

Guidance literature:

With potassium hydroxide; In 1,4-dioxane; water; for 18h; Reflux;

DOI:10.1055/s-0034-1381039

Reference yield:

6Zr(4+)*4O(2-)*4HO(1-)*5C14H8O4(2-)*C22H16O4(2-) → 2′,5′-dimethyl-[1,1′:4′,1′′-terphenyl]-4,4′′-dicarboxylic acid (115213-33-7) + 4,4'-diphenic acid (787-70-2)

Guidance literature:

With hydrogenchloride; In water; at 100 ℃;

DOI:10.1021/jacs.6b04501

upstream raw materials:

oxalyl dichloride

2',5'-dimethyl-[1,1':4',1'']terphenyl

para-xylene

2,5-dicyclohexyl-p-xylene

Downstream raw materials:

1,1′:4′ ,1′′-terphenyl-2′,4,4′′,5′-tetracarboxylic acid