Description

5-Fluoro-4-Methoxy-2-Methylbenzoic Acid is a high-purity, multi-functional benzoic acid derivative serving as a critical building block in advanced organic synthesis. Its value lies in its unique substitution pattern, which provides a versatile scaffold for constructing complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of novel active pharmaceutical ingredients (APIs), especially in fluorinated drug candidates.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where the fluorine and methoxy groups enhance biological activity.
• Liquid Crystal & OLED Materials: Serves as a precursor in the synthesis of specialty chemicals for electronic displays and optoelectronic devices.
• Organic Ligand & Catalyst Development: Employed in the design of novel ligands for metal-organic frameworks (MOFs) and asymmetric catalysis.
• Fine Chemical & Dye Intermediate: Acts as a building block for synthesizing complex dyes, pigments, and other high-value specialty chemicals.
• Academic & Contract Research: A valuable reagent for medicinal chemistry, process chemistry, and material science research in academic and industrial R&D laboratories.

Basic Information

Product Name	5-Fluoro-4-Methoxy-2-Methylbenzoic Acid
CAS No.	1427448-75-6
Molecular Formula	C9H9FO3
Molecular Weight	184.16 g/mol
Synonyms	2-Methyl-5-fluoro-4-methoxybenzoic Acid; 4-Methoxy-2-methyl-5-fluorobenzoic Acid; 5-Fluoro-4-methoxy-o-toluic Acid; Benzoic acid, 5-fluoro-4-methoxy-2-methyl-; 1427448-75-6; 5-Fluoro-4-methoxy-2-methyl-benzoic acid
EINECS	Contact for details

Quality Control

Our 5-Fluoro-4-Methoxy-2-Methylbenzoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment supports applications requiring high-purity intermediates under cGMP or ISO 9001 frameworks.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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