Description

3-Fluoro-5-Methylbenzoic 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 placement of fluorine and methyl substituents, which are essential for modulating the electronic and steric properties of target molecules. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the preparation of active pharmaceutical ingredients (APIs), particularly in drug discovery programs targeting CNS disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides and fungicides, where the fluorine atom enhances biological activity and environmental stability.
• Liquid Crystal Materials: Serves as a precursor in the synthesis of fluorinated liquid crystals for high-performance display technologies.
• Polymer Chemistry: Employed as a monomer or modifier to introduce fluorine into polymer backbones, improving chemical resistance and thermal stability.
• Organic Electronic Materials: Acts as a building block for electron-transport materials and small-molecule semiconductors in OLEDs and OFETs.
• Chemical Research: A versatile reagent for studying structure-activity relationships (SAR) and for the synthesis of complex, fluorinated aromatic compounds.

Basic Information

Item	Details
Product Name	3-Fluoro-5-Methylbenzoic Acid
CAS No.	518070-19-4
Molecular Formula	C8H7FO2
Molecular Weight	154.14 g/mol
Synonyms	3-Fluoro-5-methylbenzoic acid; 5-Methyl-3-fluorobenzoic acid; Benzoic acid, 3-fluoro-5-methyl-; 3-Fluoro-m-toluic acid; 3-Fluoro-5-methyl-benzoic acid; 518070-19-4; 3-Fluoro-5-methylbenzoic acid (CAS 518070-19-4)
EINECS	Contact for details

Quality Control

Our 3-Fluoro-5-Methylbenzoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your internal specifications and cGMP guidelines where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
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.