Description

3,4-Difluoro-2-Methoxybenzoic Acid Methyl Ester is a high-purity fluorinated aromatic building block of significant importance in advanced organic synthesis. This compound serves as a critical intermediate for the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by R&D chemists and process development scientists for constructing active pharmaceutical ingredients (APIs) and other fine chemicals where the difluoro-methoxy benzoate motif is required.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders, anti-infectives, and oncology.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides, where the fluorine atoms enhance biological activity and metabolic stability.
• Liquid Crystal & OLED Materials: Serves as a precursor for fluorinated aromatic cores used in electronic display materials and organic light-emitting diodes (OLEDs).
• Organic Synthesis & Chemical Research: A versatile reagent for introducing the 3,4-difluoro-2-methoxyphenyl group into more complex molecular architectures in academic and industrial laboratories.
• Fluorinated Polymer Precursor: Can be utilized in the development of specialty polymers with unique solubility, thermal stability, and surface properties.

Basic Information

Product Name	3,4-Difluoro-2-Methoxybenzoic Acid Methyl Ester
CAS No.	948833-75-8
Molecular Formula	C10H8F2O3
Molecular Weight	214.16 g/mol
Synonyms	Methyl 3,4-difluoro-2-methoxybenzoate; 2-Methoxy-3,4-difluorobenzoic Acid Methyl Ester; Benzoic acid, 3,4-difluoro-2-methoxy-, methyl ester; 948833-75-8; Methyl 2-methoxy-3,4-difluorobenzoate; 3,4-Difluoro-2-methoxy-benzoic acid methyl ester
EINECS	Contact for details

Quality Control

Our 3,4-Difluoro-2-Methoxybenzoic Acid Methyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0% (Area %)
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.