4'-Cyano-[1,1'-biphenyl]-4-carboxylic acid

4'-氰基-[1,1'-联苯]-4-羧酸

Also known as: 4'-Cyano-4-biphenylcarboxylic acid, 4-(4-Cyanophenyl)benzoic acid, 4'-Cyanobiphenyl-4-carboxylic acid, 4-(4-cyanophenyl)benzoate, AKOS BAR-0690, MFCD00438676

4'-Cyano-[1,1'-biphenyl]-4-carboxylic acid (CAS 5728-46-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H9NO2 and a molecular weight of 223.227 g/mol. It is also known as 4'-Cyano-4-biphenylcarboxylic acid, 4-(4-Cyanophenyl)benzoic acid and 4'-Cyanobiphenyl-4-carboxylic acid. Key properties include a melting point of 263-266ºC, a boiling point of 443.0±38.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 221.7±26.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5728-46-1
Jingsj CID
J-1524902-3
Molecular Formula
C14H9NO2
Chinese Name
4'-氰基-[1,1'-联苯]-4-羧酸
Molecular Weight
223.227 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point263-266ºC
Boiling Point443.0±38.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point221.7±26.8 °C

Frequently Asked Questions

What is the CAS number of 4'-Cyano-[1,1'-biphenyl]-4-carboxylic acid?

The CAS number of 4'-Cyano-[1,1'-biphenyl]-4-carboxylic acid is 5728-46-1.

What are the molecular formula and molecular weight of 4'-Cyano-[1,1'-biphenyl]-4-carboxylic acid?

4'-Cyano-[1,1'-biphenyl]-4-carboxylic acid has molecular formula C14H9NO2 and molecular weight 223.227 g/mol.

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

Last updated:

How to cite: Jingsj. "4'-Cyano-[1,1'-biphenyl]-4-carboxylic acid (CAS 5728-46-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524902-3 (accessed 2026-10-22).

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