Description

3-Hydroxy-4,5-Difluorobenzoic Acid is a fluorinated benzoic acid derivative that serves as a versatile and high-value synthetic building block. Its unique structure, featuring both hydroxyl and fluorine substituents, makes it a critical intermediate for constructing complex molecules with tailored properties. This compound is essential for R&D and production in the pharmaceutical and advanced materials sectors, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting the central nervous system and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the development of novel herbicides and pesticides, where the fluorine atoms enhance biological activity and environmental stability.
• Liquid Crystal Materials: Serves as a core component in the production of fluorinated liquid crystals for advanced display technologies.
• Polymer Modification: Acts as a monomer or additive to introduce fluorine into polymer backbones, improving chemical resistance and thermal stability.
• Organic Synthesis Building Block: Employed in cross-coupling reactions and as a starting material for synthesizing more complex fluorinated aromatic compounds in research laboratories.

Basic Information

Product Name	3-Hydroxy-4,5-Difluorobenzoic Acid
CAS No.	749230-45-3
Molecular Formula	C7H4F2O3
Molecular Weight	174.10 g/mol
Synonyms	4,5-Difluoro-3-hydroxybenzoic Acid; 3-Hydroxy-4,5-difluorobenzoic Acid; Benzoic acid, 3-hydroxy-4,5-difluoro-; 749230-45-3; 4,5-Difluoro-3-hydroxy-benzoic acid; 3-Hydroxy-4,5-difluoro-benzoic acid
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-4,5-Difluorobenzoic Acid is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container must be kept tightly sealed due to the compound's sensitivity to light and potential moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.