Description

4-Fluoro-3-Methylbenzaldehyde is a versatile fluorinated aromatic aldehyde that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both a formyl group and a fluorine atom on the methylbenzene ring, makes it a valuable intermediate for creating complex molecules with tailored properties. This compound is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and material science industries seeking to introduce specific fluorinated motifs into their target compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a fluorinated aromatic moiety to modulate bioavailability, metabolic stability, and receptor binding affinity.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, where the fluorine atom enhances the biological activity and environmental persistence of the final product.
• Liquid Crystal & OLED Materials: Serves as a building block for fluorinated liquid crystal compounds and organic light-emitting diode (OLED) materials, contributing to improved electronic properties and device performance.
• Functional Polymer Monomer: Employed in the synthesis of specialty polymers and resins, imparting specific chemical resistance, thermal stability, or optical characteristics to the final material.
• Organic Synthesis & Catalysis Research: A valuable reagent in academic and industrial R&D for exploring new fluorination reactions, cross-coupling methodologies, and as a ligand precursor in organometallic catalysis.
• Flavor & Fragrance Ingredient Intermediate: Used in the controlled synthesis of complex aromatic compounds for high-value fragrance and flavor applications.

Basic Information

Product Name	4-Fluoro-3-Methylbenzaldehyde
CAS No.	135427-08-6
Molecular Formula	C8H7FO
Molecular Weight	138.14 g/mol
Synonyms	3-Methyl-4-fluorobenzaldehyde; 4-Fluoro-m-tolualdehyde; 4-Fluoro-3-methylbenzenecarboxaldehyde; 3-Methyl-4-fluorobenzenecarboxaldehyde; 4-Fluoro-3-tolualdehyde; 4-Fluor-3-methylbenzaldehyd; 135427-08-6; 4-Fluoro-3-methyl-benzaldehyde
EINECS	Contact for details

Quality Control

Our 4-Fluoro-3-Methylbenzaldehyde is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting all critical parameters. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents, strong bases, and reducing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%

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