Description

2,5-Dichloroterephthalaldehyde is a high-purity, functionalized aromatic dialdehyde building block of significant synthetic utility. Its value lies in its dual aldehyde groups and chlorine substituents, which make it a versatile precursor for constructing complex organic frameworks, including polymers, ligands, and pharmaceutical intermediates. This compound is essential for researchers and manufacturers in the fine chemical, pharmaceutical, and advanced material science sectors seeking to develop novel compounds with specific electronic or structural properties.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Polymer & Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers, such as polyimides and liquid crystal polymers (LCPs).
• Organic Synthesis & Ligand Preparation: Used to create chelating ligands for catalysis and metal-organic frameworks (MOFs) due to its reactive aldehyde functionalities.
• Agrochemical Research: Employed as a building block in the development of new herbicides and plant growth regulators.
• Dye & Pigment Intermediate: Acts as a precursor in the synthesis of specialized dyes and organic pigments.
• Academic & Industrial R&D: A valuable reagent for exploratory chemistry and process development in research laboratories.

Basic Information

Product Name	2,5-Dichloroterephthalaldehyde
CAS No.	46052-84-0
Molecular Formula	C8H4Cl2O2
Molecular Weight	203.02 g/mol
Synonyms	2,5-Dichloro-1,4-benzenedicarboxaldehyde; Terephthalaldehyde, 2,5-dichloro-; 2,5-Dichlorobenzene-1,4-dicarbaldehyde; 1,4-Benzenedicarboxaldehyde, 2,5-dichloro-; 2,5-Dichloro-p-phthalaldehyde; 2,5-Dichloroterephthalic aldehyde; 2,5-Dichloro-4-formylbenzaldehyde
EINECS	Contact for details

Quality Control

Our 2,5-Dichloroterephthalaldehyde is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

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%
Heavy Metals	< 20 ppm

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