Description

4-Chloro-3,5-Dimethoxybenzaldehyde is a versatile aromatic aldehyde derivative characterized by its chloro and dimethoxy substituents, which confer unique reactivity and stability. This compound is a critical synthetic intermediate valued for its role in constructing complex molecular architectures in advanced organic synthesis. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for applications ranging from active pharmaceutical ingredient (API) development to the synthesis of functional materials and dyes.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly in creating complex heterocycles and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators due to its reactive aldehyde functionality.
• Organic Synthesis & Research: Essential reagent for constructing complex organic molecules, including ligands, catalysts, and specialty polymers in academic and industrial R&D.
• Dye & Pigment Manufacturing: Serves as a precursor in the synthesis of specialized dyes and colorants for various industrial applications.
• Material Science: Used in the development of advanced organic materials, such as liquid crystals and photoresists.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific aromatic compounds, though purity requirements are stringent.

Basic Information

Product Name	4-Chloro-3,5-Dimethoxybenzaldehyde
CAS No.	56518-48-0
Molecular Formula	C9H9ClO3
Molecular Weight	200.62 g/mol
Synonyms	3,5-Dimethoxy-4-chlorobenzaldehyde; 4-Chloro-3,5-dimethoxybenzaldehyde; 4-Chloro-3,5-dimethoxy-benzaldehyde; Benzaldehyde, 4-chloro-3,5-dimethoxy-; 4-Chloro-3,5-dimethoxybenzenecarboxaldehyde; 56518-48-0; 4-Chloro-3,5-dimethoxy-benzaldehyde (Aldehyde C1)
EINECS	Contact for details

Quality Control

Our 4-Chloro-3,5-Dimethoxybenzaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its properties of being easily oxidized (store under inert atmosphere) and light-sensitive, prolonged exposure to air, moisture, or light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	108°C - 112°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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