4-Fluoro-3-hydroxybenzoic acid

4-氟-3-羟基苯甲酸

Also known as: 3-Hydroxy-4-fluorobenzoic acid, Benzoic acid, 4-fluoro-3-hydroxy-, 5-Carboxy-2-fluorophenol, 4-Fluor-3-hydroxybenzoesure

CAS No.
51446-31-2
Jingsj CID
J-9481-2
Molecular Formula
C7H5FO3
Chinese Name
4-氟-3-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 Point214-218 °C(lit.)
Boiling Point324.0±27.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point149.7±23.7 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Fluoro-3-hydroxybenzoic acid?

51446-31-2

What are the molecular formula and molecular weight of 4-Fluoro-3-hydroxybenzoic acid?

C7H5FO3, molecular weight 156.111 g/mol

Is 4-Fluoro-3-hydroxybenzoic acid hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026