4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid

4,4'-二硝基-1,1'-联苯-2,2'-二羧酸

Also known as: 4,4'-Dinitrodiphenic acid, 4,4'-Dinitro-2,2'-biphenyldicarboxylic acid, 4,4'-Dinitro-2,2'-diphenic acid, [1,1'-Biphenyl]-2,2'-dicarboxylic acid, 4,4'-dinitro-, 4,4'-dinitrobiphenyl-2,2'-dicarboxylic acid, 2-(2-carboxy-4-nitrophenyl)-5-nitrobenzoic acid

4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid (CAS 20246-81-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H8N2O8 and a molecular weight of 332.22200 g/mol. It is also known as 4,4'-Dinitrodiphenic acid, 4,4'-Dinitro-2,2'-biphenyldicarboxylic acid and 4,4'-Dinitro-2,2'-diphenic acid. Key properties include a boiling point of 539.5ºC at 760 mmHg, a density of 1.632g/cm3 and a flash point of 225.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20246-81-5
Jingsj CID
J-1112820-5
Molecular Formula
C14H8N2O8
Chinese Name
4,4'-二硝基-1,1'-联苯-2,2'-二羧酸
Molecular Weight
332.22200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point539.5ºC at 760 mmHg
Density1.632g/cm3
Flash Point225.2ºC

Frequently Asked Questions

What is the CAS number of 4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid?

The CAS number of 4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid is 20246-81-5.

What are the molecular formula and molecular weight of 4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid?

4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid has molecular formula C14H8N2O8 and molecular weight 332.22200 g/mol.

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

Last updated:

How to cite: Jingsj. "4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid (CAS 20246-81-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1112820-5 (accessed 2026-10-22).

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