Biphenyl-3,3',5,5'-tetracarboxylic acid

3,3',5,5'-联苯四甲酸

Also known as: [1,1'-Biphenyl]-3,3',5,5'-tetracarboxylic acid, 5-(3,5-dicarboxyphenyl)benzene-1,3-dicarboxylic acid, Biphenyl-3,3',5,5'-tetracarboxylic Acid

Biphenyl-3,3',5,5'-tetracarboxylic acid (CAS 4371-28-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H10O8 and a molecular weight of 330.246 g/mol. It is also known as [1,1'-Biphenyl]-3,3',5,5'-tetracarboxylic acid, 5-(3,5-dicarboxyphenyl)benzene-1,3-dicarboxylic acid and Biphenyl-3,3',5,5'-tetracarboxylic Acid. Key properties include a melting point of >400ºC, a boiling point of 772.3±60.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 434.8±29.4 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4371-28-2
Jingsj CID
J-1506671-6
Molecular Formula
C16H10O8
Chinese Name
3,3',5,5'-联苯四甲酸
Molecular Weight
330.246 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>400ºC
Boiling Point772.3±60.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point434.8±29.4 °C

GHS Safety & Compliance

Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of Biphenyl-3,3',5,5'-tetracarboxylic acid?

The CAS number of Biphenyl-3,3',5,5'-tetracarboxylic acid is 4371-28-2.

What are the molecular formula and molecular weight of Biphenyl-3,3',5,5'-tetracarboxylic acid?

Biphenyl-3,3',5,5'-tetracarboxylic acid has molecular formula C16H10O8 and molecular weight 330.246 g/mol.

Is Biphenyl-3,3',5,5'-tetracarboxylic acid hazardous?

Biphenyl-3,3',5,5'-tetracarboxylic acid has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Biphenyl-3,3',5,5'-tetracarboxylic acid (CAS 4371-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506671-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.