3-Hydroxy-4-fluorobenzoic acid

3-Hydroxy-4-fluorobenzoic acid - Names and Identifiers

Name	4-Fluoro-3-hydroxybenzoic acid
Synonyms	BUTTPARK 341-10 TIMTEC-BB SBB008505 5-Carboxy-2-fluorophenol 4-fluoro-3-hydroxybenzoate 4-Fluor-3-hydroxybenzoesure 4-FLUORO-3-HYDROXYBENZOIC ACID 3-Hydroxy-4-fluorobenzoic acid 4-Fluoro-3-hydroxybenzoic acid Benzoic acid, 4-fluoro-3-hydroxy- (4-fluorophenyl)(3-phenyloxiran-2-yl)methanone
CAS	51446-31-2
EINECS	625-872-5
InChI	InChI=1/C7H5FO3/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,9H,(H,10,11)/p-1

3-Hydroxy-4-fluorobenzoic acid - Physico-chemical Properties

Molecular Formula	C7H5FO3
Molar Mass	156.11
Density	1.492±0.06 g/cm3(Predicted)
Melting Point	214-218 °C (lit.)
Boling Point	324.0±27.0 °C(Predicted)
Flash Point	149.7°C
Vapor Presure	0.000104mmHg at 25°C
Appearance	Powder or Crystalline Powder
Color	White to pale brown
BRN	2829723
pKa	4.02±0.10(Predicted)
Storage Condition	Inert atmosphere,Room Temperature
MDL	MFCD00269641

3-Hydroxy-4-fluorobenzoic acid - Risk and Safety

Risk Codes	36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing.
WGK Germany	3
Hazard Note	Corrosive
Hazard Class	IRRITANT

3-Hydroxy-4-fluorobenzoic acid - Introduction

The acid is an organic compound whose chemical formula is C7H5FO3. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: acid is colorless or white crystal.
-Melting point: about 169-171 degrees Celsius.
-Solubility: Slightly soluble in water, soluble in organic solvents such as ethanol, chloroform and acetic acid.

Use:
-Chemical intermediate: acid is widely used as an intermediate in organic synthesis to make other organic compounds, such as drugs and dyes.
-Industrial applications: The compound is also used to make certain surfactants and rubber additives.

Preparation Method:
-or acid can be prepared by fluorination of 3-hydroxybenzoic acid. A common method is a fluorination reaction using hydrogen fluoride gas under basic conditions.

Safety Information:
-the acid is considered to be combustible under general conditions. Avoid contact between fire source and strong oxidizer.
-Wear appropriate protective equipment when using, including eye and hand protection.
-Avoid inhalation, contact with skin and eating.
-For accidental contact, immediately flush the affected area with plenty of water and seek medical attention immediately.

Last Update：2024-04-09 02:00:46