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3-Fluoro-2-hydroxybenzoic acid

Also known as: 3-Fluorosalicylic acid, 2-Hydroxy-3-fluorobenzoic acid, Benzoic acid, 3-fluoro-2-hydroxy-, NSC 109100, Salicylic acid, 3-fluoro-

3-Fluoro-2-hydroxybenzoic acid (CAS 341-27-5) 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 142 °C, a boiling point of 270.5±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 117.4±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
341-27-5
Jingsj CID
J-1518447-1
Molecular Formula
C7H5FO3
Molecular Weight
156.111 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point142 °C
Boiling Point270.5±25.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point117.4±23.2 °C
Exact Mass156.022278
PSA57.53000
LogP2.51
Vapor Pressure0.0±0.6 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 3-Fluoro-2-hydroxybenzoic acid?

The CAS number of 3-Fluoro-2-hydroxybenzoic acid is 341-27-5.

What are the molecular formula and molecular weight of 3-Fluoro-2-hydroxybenzoic acid?

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

What are the upstream and downstream products of 3-Fluoro-2-hydroxybenzoic acid?

For 3-Fluoro-2-hydroxybenzoic acid, Upstream Products: 2-Fluorophenol, 5-Bromo-3-fluoro-2-hydroxybenzoic acid, Carbon dioxide; Downstream Products: 5-Bromo-3-fluoro-2-hydroxybenzoic acid, Methyl 3-fluoro-2-hydroxybenzoate.

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

Last updated:

How to cite: Jingsj. "3-Fluoro-2-hydroxybenzoic acid (CAS 341-27-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518447-1 (accessed 2026-11-09).

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