Intermediates

4-Fluoro-2-hydroxybenzoic acid

  • CAS No.345-29-9
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity 4-Fluoro-2-hydroxybenzoic acid (CAS 345-29-9) designed for pharmaceutical synthesis. Reliable supply with full COA documentation.

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Product Technical Details

Product Overview

4-Fluoro-2-hydroxybenzoic acid, also widely recognized as 4-Fluorosalicylic acid, stands as a critical fluorinated aromatic compound within the realm of fine chemical synthesis. This specialized organic intermediate features a benzoic acid backbone substituted with both hydroxyl and fluorine groups, providing unique reactivity profiles essential for modern medicinal chemistry. The introduction of fluorine atoms into organic molecules is a strategic maneuver often employed to enhance metabolic stability, improve lipophilicity, and modulate biological activity in pharmaceutical candidates.

Our manufacturing process ensures that every batch of 4-Fluoro-2-hydroxybenzoic acid meets rigorous international standards for purity and consistency. As a key building block, this compound serves as a foundational element in the construction of complex molecular architectures required for advanced therapeutic agents. The precise positioning of the fluorine atom at the para position relative to the carboxylic acid group allows for specific nucleophilic substitution reactions, making it indispensable for synthetic chemists working on novel drug discovery projects.

Key Specifications and Quality Control

We maintain a stringent quality assurance protocol to guarantee the reliability of our chemical supplies. Each production lot undergoes comprehensive analytical testing using high-performance liquid chromatography (HPLC) and other advanced spectroscopic methods. This ensures that the physical and chemical properties align perfectly with the specified parameters required for sensitive synthesis applications.

ParameterSpecification
CAS Number345-29-9
Molecular FormulaC7H5FO3
Molecular Weight156.11 g/mol
AppearanceWhite powder
Assay (Purity)≥98.0%
Moisture Content≤0.2%
Melting Point170°C
Density1.492 g/cm3

The data presented above reflects our commitment to transparency and quality. Maintaining low moisture levels is particularly crucial for this compound to prevent hydrolysis or unwanted side reactions during storage and subsequent usage in anhydrous conditions. Our facility is equipped to handle large-scale production while maintaining the integrity of the chemical structure.

Industrial Applications

The primary application of 4-Fluoro-2-hydroxybenzoic acid lies in the pharmaceutical industry, where it acts as a vital intermediate for the synthesis of various active pharmaceutical ingredients (APIs). It is frequently utilized in the development of fluoroquinolone antibiotics, non-steroidal anti-inflammatory drugs (NSAIDs), and other specialized therapeutic classes. The fluorine substituent enhances the binding affinity of the final drug molecule to its biological target, often resulting in improved efficacy.

Beyond pharmaceuticals, this chemical finds utility in the agrochemical sector for the production of advanced pesticides and herbicides. The stability provided by the fluorine atom helps these agents withstand environmental degradation, ensuring longer-lasting protection for crops. Additionally, it serves as a valuable reagent in academic research and development laboratories focused on organic synthesis methodology and material science innovations.

Storage and Handling Guidelines

To preserve the quality and stability of 4-Fluoro-2-hydroxybenzoic acid, proper storage conditions are essential. The product should be kept in a cool, dry, and well-ventilated area away from direct sunlight and sources of ignition. Containers must be tightly sealed to prevent exposure to moisture and atmospheric contaminants. Standard personal protective equipment (PPE), including gloves and safety goggles, should be worn during handling to ensure personnel safety.

We offer flexible packaging options, including standard 25 kg drums, with customization available to meet specific logistical requirements. Our global supply chain network ensures timely delivery to clients worldwide, supported by comprehensive documentation such as Certificates of Analysis (COA) and Safety Data Sheets (SDS). Partnering with us provides access to consistent supply, competitive bulk pricing, and expert technical support for your synthesis projects.