Description

4-Chloro-2,5-Dimethylbenzaldehyde is a versatile aromatic aldehyde building block of significant importance in advanced organic synthesis. Its molecular structure, featuring both aldehyde and chloro substituents on a dimethylbenzene ring, makes it a critical intermediate for constructing complex molecules. This compound is particularly valuable for researchers and manufacturers in the pharmaceutical and agrochemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially those with specific halogenated aromatic motifs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides, where the chloro and aldehyde groups enable further functionalization.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in metal-catalyzed cross-coupling reactions and other catalytic processes.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of complex organic dyes and colorants.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and other advanced functional materials.
• Custom Chemical Synthesis: A valuable building block for contract research organizations (CROs) and fine chemical companies performing bespoke synthesis for clients.

Basic Information

Product Name	4-Chloro-2,5-Dimethylbenzaldehyde
CAS No.	866490-24-6
Molecular Formula	C9H9ClO
Molecular Weight	168.62 g/mol
Synonyms	2,5-Dimethyl-4-chlorobenzaldehyde; 4-Chloro-2,5-dimethylbenzaldehyde; 4-Chloro-2,5-dimethylbenzenecarboxaldehyde; p-Chloro-2,5-dimethylbenzaldehyde; Benzaldehyde, 4-chloro-2,5-dimethyl-
EINECS	Contact for details

Quality Control

Our 4-Chloro-2,5-Dimethylbenzaldehyde is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent quality.

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 compound is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen or argon) to preserve purity and stability.

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%

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