2-(4-Hydroxybenzoyl)benzoic acid

2-(4-羟基苯甲酰)苯甲酸

Also known as: 2-(p-Hydroxybenzoyl)benzoic acid, o-(p-Hydroxybenzoyl)benzoic acid, 4'-Hydroxybenzophenone-2-carboxylic acid, Hibenzate, Hybenzoate, Phthalein acid, NSC 122980, NSC 57609

2-(4-Hydroxybenzoyl)benzoic acid (CAS 85-57-4) 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 2-(p-Hydroxybenzoyl)benzoic acid, o-(p-Hydroxybenzoyl)benzoic acid and 4'-Hydroxybenzophenone-2-carboxylic acid. Key properties include a melting point of 140 °C, a boiling point of 512.6±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 277.9±22.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
85-57-4
Jingsj CID
J-19748-9
Molecular Formula
C14H10O4
Chinese Name
2-(4-羟基苯甲酰)苯甲酸
Molecular Weight
242.227 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point140 °C
Boiling Point512.6±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point277.9±22.4 °C

Frequently Asked Questions

What is the CAS number of 2-(4-Hydroxybenzoyl)benzoic acid?

The CAS number of 2-(4-Hydroxybenzoyl)benzoic acid is 85-57-4.

What are the molecular formula and molecular weight of 2-(4-Hydroxybenzoyl)benzoic acid?

2-(4-Hydroxybenzoyl)benzoic acid has molecular formula C14H10O4 and molecular weight 242.227 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(4-Hydroxybenzoyl)benzoic acid (CAS 85-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19748-9 (accessed 2026-10-22).

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