diphenic acid

2,2'-联苯二甲酸

Also known as: biphenyl-2,2'-dicarboxylic acid, [1,1'-biphenyl]-2,2'-dicarboxylic acid, 2,2'-biphenyldicarboxylic acid, 2,2'-dicarboxybiphenyl, 2,2'-diphenic acid, o,o'-diphenic acid, 2,2'-bibenzoic acid, diphenyl-2,2'-dicarboxylic acid

diphenic acid (CAS 482-05-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H10O4 and a molecular weight of 242.227 g/mol. It is also known as biphenyl-2,2'-dicarboxylic acid, [1,1'-biphenyl]-2,2'-dicarboxylic acid and 2,2'-biphenyldicarboxylic acid. Key properties include a melting point of 227-229 °C(lit.), a boiling point of 422.8±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 223.7±18.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

482-05-3

Jingsj CID

J-32725-9

Molecular Formula

C₁₄H₁₀O₄

Chinese Name

2,2'-联苯二甲酸

Molecular Weight

242.227 g/mol

Category

Organic Acids

Last updated

8/21/2026