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2-Fluoro-5-hydroxybenzoic acid

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. 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-1517154-7
Molecular Formula
C7H5FO3
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
Exact Mass156.022278
PSA57.53000
LogP1.70
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.585

Customs & Trade Information

HS Code2918290000
SummaryHS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

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.

What are the upstream and downstream products of 2-Fluoro-5-hydroxybenzoic acid?

For 2-Fluoro-5-hydroxybenzoic acid, Downstream Products: 2-(2-Fluoro-5-methoxyphenyl)acetonitrile, (2-Fluoro-5-methoxyphenyl)methanol.

Data compiled from public chemical databases such as PubChem 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-1517154-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.