Description

3-Fluoro-5-Methylphenylacetic Acid is a high-purity fluorinated aromatic building block of significant interest in advanced organic synthesis. This compound is valued for its role as a key intermediate in the development of active pharmaceutical ingredients (APIs) and agrochemicals, where the fluorine atom and acetic acid moiety enable precise modulation of biological activity and physicochemical properties. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-inflammatory therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides and pesticides, where the fluorine substituent enhances efficacy and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a building block for fluorinated components in electronic display materials and organic light-emitting diodes (OLEDs).
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new fluorination chemistry and creating specialized compound libraries.
• Peptide Mimetics & Bio-conjugates: The carboxylic acid group allows for coupling reactions to create peptide analogs and other bioactive conjugates.

Basic Information

Product Name	3-Fluoro-5-Methylphenylacetic Acid
CAS No.	518070-22-9
Molecular Formula	C9H9FO2
Molecular Weight	168.16 g/mol
Synonyms	(3-Fluoro-5-methylphenyl)acetic Acid; 2-(3-Fluoro-5-methylphenyl)acetic Acid; 3-Fluoro-5-methylbenzeneacetic Acid; 3-Fluoro-5-methyl-α-toluic Acid; 3-Fluoro-5-methylbenzenecetic Acid; 518070-22-9; 3-Fluoro-5-methylphenyl acetic acid
EINECS	Contact for details

Quality Control

Our 3-Fluoro-5-Methylphenylacetic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with customer specifications and relevant industry standards for fine chemical intermediates.

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 strong acids, bases, and oxidizing agents. Due to its nature as a strong acid/organic solvent, handle with appropriate personal protective equipment in a controlled environment.

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	≤ 10 ppm

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