Description

5-Chloro-4-Fluoro-2-Methoxy-Benzaldehyde is a versatile and highly functionalized aromatic aldehyde building block. This compound is critical for the synthesis of complex molecules, particularly in the pharmaceutical and agrochemical industries, where its unique halogen and methoxy substitution pattern enables precise structural modifications. It is primarily sought after by R&D chemists and process development scientists for creating active pharmaceutical ingredients (APIs), advanced intermediates, and novel crop protection agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-infectives, and oncology.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and insecticides, leveraging its halogenated structure for bioactivity.
• Material Science Research: Serves as a building block for creating specialized polymers, liquid crystals, and organic electronic materials.
• Chemical Research & Development: Employed in academic and industrial labs for methodological studies in cross-coupling reactions, nucleophilic aromatic substitution, and other transformations.
• Fine Chemical Production: Acts as an intermediate for synthesizing dyes, pigments, and other performance chemicals requiring specific aromatic frameworks.

Basic Information

Product Name	5-Chloro-4-Fluoro-2-Methoxy-Benzaldehyde
CAS No.	889858-36-0
Molecular Formula	C8H6ClFO2
Molecular Weight	188.58 g/mol
Synonyms	4-Fluoro-5-chloro-2-methoxybenzaldehyde; 2-Methoxy-4-fluoro-5-chlorobenzaldehyde; 5-Chloro-4-fluoro-2-methoxybenzaldehyde; Benzaldehyde, 5-chloro-4-fluoro-2-methoxy-; 889858-36-0; 5-Chloro-4-fluoro-o-anisaldehyde
EINECS	Contact for details

Quality Control

Our 5-Chloro-4-Fluoro-2-Methoxy-Benzaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP standards where applicable to support our customers in regulated markets.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is easily oxidized and should be handled under an inert atmosphere for long-term storage or after opening to maintain purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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