Description

4-(2,3-Difluorophenyl)Benzoic Acid is a high-purity fluorinated aromatic carboxylic acid building block essential for advanced organic synthesis. This compound is valued for its role in introducing specific fluorinated aromatic motifs, which are critical for modulating the physicochemical and biological properties of target molecules. It is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly in kinase inhibitor and CNS-active compound libraries.
• Agrochemical Synthesis: Used in the preparation of advanced herbicides and fungicides where the difluorophenyl moiety enhances bioavailability and environmental stability.
• Liquid Crystal & OLED Material Precursor: Serves as a building block for fluorinated components in electronic display and lighting materials.
• Polymer Modification: Incorporated as a monomer or additive to impart specific thermal and chemical resistance properties to high-performance polymers.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new reactions and creating complex molecular architectures.
• Custom Synthesis & Contract Manufacturing: Supplied for bespoke synthesis projects requiring high-purity, specialized fluorinated intermediates.

Basic Information

Product Name	4-(2,3-Difluorophenyl)Benzoic Acid
CAS No.	505082-93-9
Molecular Formula	C13H8F2O2
Molecular Weight	234.20 g/mol
Synonyms	[4-(2,3-Difluorophenyl)]benzoic acid; 2',3'-Difluoro[1,1'-biphenyl]-4-carboxylic acid; 4-(2,3-Difluorophenyl)benzoic acid; Biphenyl-4-carboxylic acid, 2',3'-difluoro-; 2,3-Difluorobiphenyl-4-carboxylic acid; 4-Carboxy-2',3'-difluorobiphenyl
EINECS	Contact for details

Quality Control

Every batch of 4-(2,3-Difluorophenyl)Benzoic Acid is manufactured under strict quality management systems and undergoes comprehensive analytical testing. We ensure compliance with stringent in-house specifications, which are aligned with industry best practices for fine chemical intermediates. A detailed Certificate of Analysis (COA) documenting purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Related Substances (HPLC)	Individual impurity ≤0.5%; Total impurities ≤1.5%

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