2-Fluoro-5-hydroxybenzoic acid

2-氟-5-羟基苯甲酸

Also known as: 2-Fluoro-5-hydroxybenozic acid, 6-Fluoro-3-hydroxybenzoic acid, Benzoic acid, 2-fluoro-5-hydroxy-, MFCD01862084

2-Fluoro-5-hydroxybenzoic acid (CAS 51446-30-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5FO3 and a molecular weight of 156.111 g/mol. It is also known as 2-Fluoro-5-hydroxybenozic acid, 6-Fluoro-3-hydroxybenzoic acid and Benzoic acid, 2-fluoro-5-hydroxy-. Key properties include a melting point of 201-203ºC, a boiling point of 354.8±27.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 168.4±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51446-30-1
Jingsj CID
J-1517154-4
Molecular Formula
C7H5FO3
Chinese Name
2-氟-5-羟基苯甲酸
Molecular Weight
156.111 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point201-203ºC
Boiling Point354.8±27.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point168.4±23.7 °C

Frequently Asked Questions

What is the CAS number of 2-Fluoro-5-hydroxybenzoic acid?

The CAS number of 2-Fluoro-5-hydroxybenzoic acid is 51446-30-1.

What are the molecular formula and molecular weight of 2-Fluoro-5-hydroxybenzoic acid?

2-Fluoro-5-hydroxybenzoic acid has molecular formula C7H5FO3 and molecular weight 156.111 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Fluoro-5-hydroxybenzoic acid (CAS 51446-30-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517154-4 (accessed 2026-10-22).

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