Description

4-Fluoro Methylphenoxyacetate is a high-purity fluorinated aromatic ester building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of complex molecules, particularly within the pharmaceutical and agrochemical sectors. Industries requiring precise fluorination chemistry, such as pharmaceutical R&D for active pharmaceutical ingredients (APIs) and crop protection science for novel herbicides or fungicides, are the primary users of this material.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of fluorinated active pharmaceutical ingredients (APIs), leveraging the fluorine atom to modulate bioavailability, metabolic stability, and binding affinity.
• Agrochemical Synthesis: Used in the research and production of next-generation herbicides and fungicides, where the phenoxyacetate moiety and fluorine substitution are key to biological activity.
• Liquid Crystal & OLED Material Research: Serves as a building block for fluorinated aromatic cores in advanced electronic and display materials, contributing to improved performance and stability.
• Organic Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Heck) and esterification processes to introduce fluorinated aromatic segments into more complex molecular architectures.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new fluorination methodologies and the properties of fluorine-containing compounds.

Basic Information

Product Name	4-Fluoro Methylphenoxyacetate
CAS No.	55444-93-4
Molecular Formula	C10H11FO3
Molecular Weight	198.19 g/mol
Synonyms	Methyl (4-fluorophenoxy)acetate; (4-Fluorophenoxy)acetic acid methyl ester; Methyl 2-(4-fluorophenoxy)acetate; 4-Fluorophenoxyacetic acid methyl ester; Methyl 4-fluorophenoxyacetate; 2-(4-Fluorophenoxy)acetic acid methyl ester; Acetic acid, 2-(4-fluorophenoxy)-, methyl ester
EINECS	Contact for details

Quality Control

Our 4-Fluoro Methylphenoxyacetate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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