Description

3-Cyano-4-Fluorobenzoic Acid is a high-value, multi-functional aromatic building block characterized by its benzoic acid core substituted with both cyano and fluorine groups. This unique structure makes it a critical intermediate for synthesizing advanced pharmaceutical compounds and agrochemicals, where its substituents can be leveraged for further derivatization. It is primarily sought after by R&D chemists and process development scientists in the life sciences and specialty chemical sectors for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the development of modern herbicides and fungicides, where the fluorine atom enhances biological activity and metabolic stability.
• Liquid Crystal & OLED Materials: Serves as a building block for advanced electronic materials, contributing to the molecular framework of display and lighting components.
• Polymer Modification: Incorporated as a monomer or additive to impart specific properties like thermal stability or polarity into specialty polymers.
• Organic Synthesis & Research: A versatile reagent in academic and industrial R&D for constructing complex molecules via reactions at the carboxylic acid, cyano, or aromatic positions.

Basic Information

Product Name	3-Cyano-4-Fluorobenzoic Acid
CAS No.	171050-06-9
Molecular Formula	C8H4FNO2
Molecular Weight	165.12 g/mol
Synonyms	4-Fluoro-3-cyanobenzoic Acid; 3-Cyano-4-fluorobenzoic Acid; Benzoic acid, 3-cyano-4-fluoro-; 4-Fluoro-3-cyanobenzoic acid; 3-Carboxy-2-fluorobenzonitrile; 2-Fluoro-5-carboxybenzonitrile
EINECS	Contact for details

Quality Control

Our production of 3-Cyano-4-Fluorobenzoic Acid adheres to stringent quality management protocols. Each batch is thoroughly analyzed to ensure high purity and consistency, with specifications typically meeting or exceeding 98.0% purity by HPLC. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). 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%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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