3',4'-Dimethylbenzophenone-2-carboxylic Acid

3',4'-二甲基二苯甲酮-2-甲酸

Also known as: 2-(3,4-dimethylbenzoyl)benzoic acid, 2-(3,4-Dimethylbenzoyl)benzoic Acid, 2-(3,4-DIMETHYL-BENZOYL)-BENZOIC ACID, 2-[(3,4-dimethylphenyl)-oxomethyl]benzoic acid, Benzoic acid, 2-(3,4-dimethylbenzoyl)-, 3',4'-Dimethylbenzophenone-2-carboxylic Acid

3',4'-Dimethylbenzophenone-2-carboxylic Acid (CAS 2159-42-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H14O3 and a molecular weight of 254.28100 g/mol. It is also known as 2-(3,4-dimethylbenzoyl)benzoic acid, 2-(3,4-Dimethylbenzoyl)benzoic Acid and 2-(3,4-DIMETHYL-BENZOYL)-BENZOIC ACID. Key properties include a melting point of 168ºC, a boiling point of 468.6ºC at 760 mmHg, a density of 1.195 g/cm3 and a flash point of 251.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2159-42-4
Jingsj CID
J-47415-1
Molecular Formula
C16H14O3
Chinese Name
3',4'-二甲基二苯甲酮-2-甲酸
Molecular Weight
254.28100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point168ºC
Boiling Point468.6ºC at 760 mmHg
Density1.195 g/cm3
Flash Point251.3ºC

Frequently Asked Questions

What is the CAS number of 3',4'-Dimethylbenzophenone-2-carboxylic Acid?

The CAS number of 3',4'-Dimethylbenzophenone-2-carboxylic Acid is 2159-42-4.

What are the molecular formula and molecular weight of 3',4'-Dimethylbenzophenone-2-carboxylic Acid?

3',4'-Dimethylbenzophenone-2-carboxylic Acid has molecular formula C16H14O3 and molecular weight 254.28100 g/mol.

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

Last updated:

How to cite: Jingsj. "3',4'-Dimethylbenzophenone-2-carboxylic Acid (CAS 2159-42-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47415-1 (accessed 2026-10-24).

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