Description

3-Ethyl-5-Fluorobenzoic Acid is a high-purity fluorinated benzoic acid derivative serving as a critical building block in advanced organic synthesis. Its value lies in the strategic combination of an ethyl group and a fluorine atom on the aromatic ring, which allows for precise modulation of electronic and steric properties in target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and fine-tuning material properties.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), especially in medicinal chemistry programs targeting CNS and metabolic diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides, where the fluorine atom enhances bioavailability and stability.
• Liquid Crystal & OLED Material Precursor: Serves as a building block for fluorinated organic electronic materials, contributing to improved performance in displays and lighting.
• Organic Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Fluorine-Containing Polymer Modifier: Acts as a monomer or modifier to introduce fluorine into polymer backbones, enhancing chemical resistance and surface properties.
• Chemical Research & Development: A versatile reagent for exploring new synthetic methodologies and creating compound libraries for high-throughput screening.

Basic Information

Product Name	3-Ethyl-5-Fluorobenzoic Acid
CAS No.	1261843-53-1
Molecular Formula	C9H9FO2
Molecular Weight	168.17 g/mol
Synonyms	5-Fluoro-3-ethylbenzoic Acid; 3-Ethyl-5-fluorobenzoic Acid; Benzoic acid, 3-ethyl-5-fluoro-; 1261843-53-1; 3-Ethyl-5-Fluorobenzoicacid
EINECS	Contact for details

Quality Control

Our 3-Ethyl-5-Fluorobenzoic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, confirming compliance with customer specifications and industry best practices for fine chemical intermediates.

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 bases and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

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.