Description

4-Fluoro-2-Methoxybenzoic Acid Methyl Ester is a high-purity fluorinated aromatic ester, serving as a critical building block in advanced organic synthesis. This compound is valued for its unique molecular structure, which combines fluorine and methoxy substituents to modulate reactivity and physicochemical properties in target molecules. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and complex intermediates.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and inflammatory diseases.
• Agrochemical Synthesis: Used in the development of new-generation herbicides and fungicides, where the fluorine atom enhances biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a fluorinated building block for electronic chemicals used in display and lighting technologies.
• Organic Synthesis & Catalysis: Employed in cross-coupling reactions and as a substrate for developing novel synthetic methodologies in academic and industrial R&D.
• Flavor & Fragrance Chemistry: Intermediate for creating complex aromatic compounds with modified scent and stability profiles.

Basic Information

Product Name	4-Fluoro-2-Methoxybenzoic Acid Methyl Ester
CAS No.	204707-42-6
Molecular Formula	C9H9FO3
Molecular Weight	184.16 g/mol
Synonyms	Methyl 4-Fluoro-2-Methoxybenzoate; 4-Fluoro-2-Methoxy Methyl Benzoate; 2-Methoxy-4-Fluorobenzoic Acid Methyl Ester; Benzoic acid, 4-fluoro-2-methoxy-, methyl ester; Methyl 4-fluoro-2-methoxybenzoate; 4-Fluoro-2-methoxybenzoic acid methyl ester; Methyl 2-methoxy-4-fluorobenzoate
EINECS	Contact for details

Quality Control

Our 4-Fluoro-2-Methoxybenzoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Identification (NMR)	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
Related Substances (HPLC)	Individual impurity ≤0.5%; Total impurities ≤1.5%

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