Description

4-Fluoro-2-(4-Formylphenyl)Benzoic Acid is a high-value fluorinated aromatic building block that combines a benzoic acid core with both formyl and fluoro substituents. This unique bifunctional structure makes it a critical intermediate for synthesizing advanced pharmaceutical compounds and specialty materials. It is primarily sought after by research and development teams in the pharmaceutical, agrochemical, and advanced material science sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and inflammatory diseases.
• Agrochemical Synthesis: Used in the development of novel herbicides and fungicides, where the fluorine atom enhances biological activity and metabolic stability.
• Liquid Crystal & OLED Material Precursor: Serves as a building block for fluorinated organic molecules used in electronic displays and organic light-emitting diodes (OLEDs).
• Polymer Modification: Incorporated into polymer chains to impart specific properties like chemical resistance or altered solubility through its carboxylic acid and aldehyde functionalities.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new reactions in synthetic organic chemistry and medicinal chemistry.
• Coordination Chemistry Ligand: The carboxylic acid and aldehyde groups can act as binding sites for metal ions, useful in creating catalysts or metal-organic frameworks (MOFs).

Basic Information

Product Name	4-Fluoro-2-(4-Formylphenyl)Benzoic Acid
CAS No.	1261921-54-3
Molecular Formula	C14H9FO3
Molecular Weight	244.22 g/mol
Synonyms	4'-Formyl-4-fluorobiphenyl-2-carboxylic Acid; 2-(4-Formylphenyl)-4-fluorobenzoic Acid; [1,1'-Biphenyl]-2-carboxylic Acid, 4'-formyl-4-fluoro-; 4-Fluoro-2-(4-formylphenyl)benzoic acid; 4-Fluoro-2-(4-carboxaldehydephenyl)benzoic Acid
EINECS	Contact for details

Quality Control

Our production of 4-Fluoro-2-(4-Formylphenyl)Benzoic Acid adheres to stringent in-process controls and final batch testing to ensure consistent high purity and chemical identity. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, impurity profiles, and physical characteristics. Our quality system is designed to support development and scale-up processes in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled 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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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