Description

3,4-Difluoro-2-Methylbenzaldehyde is a high-purity fluorinated aromatic aldehyde building block. This compound matters for its role as a versatile intermediate in the synthesis of complex, biologically active molecules, where the difluoro and methyl substituents impart unique electronic and steric properties. It is primarily needed by pharmaceutical, agrochemical, and advanced material research and development teams for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the development of active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides, where fluorine atoms enhance bioavailability and environmental stability.
• Liquid Crystal & OLED Material Research: Serves as a precursor for fluorinated components in electronic display and lighting materials, improving performance characteristics.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, such as Suzuki or Sonogashira couplings, and as a substrate for further functionalization (e.g., reduction, oxidation, condensation).
• Chemical Research & Development: Utilized in academic and industrial R&D labs for exploring new synthetic methodologies and creating novel fluorinated compounds.

Basic Information

Product Name	3,4-Difluoro-2-Methylbenzaldehyde
CAS No.	847502-84-5
Molecular Formula	C8H6F2O
Molecular Weight	156.13 g/mol
Synonyms	2-Methyl-3,4-difluorobenzaldehyde; 3,4-Difluoro-o-tolualdehyde; 2-Methyl-3,4-difluorobenzenecarboxaldehyde; Benzaldehyde, 3,4-difluoro-2-methyl-; 847502-84-5; 3,4-Difluoro-2-methyl-benzaldehyde; 3,4-Difluoro-2-methylbenzenecarbaldehyde
EINECS	Contact for details

Quality Control

Our 3,4-Difluoro-2-Methylbenzaldehyde 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. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized and should be handled and stored under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

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