Description

3,5-Dichloro-4-Formylbenzoic Acid is a high-purity aromatic building block featuring both a formyl and a carboxylic acid functional group on a dichlorinated benzene ring. This unique bifunctional structure makes it a critical intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and specialty chemical manufacturers for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting specific receptors or enzymes.
• Agrochemical Synthesis: Used to construct novel herbicides, fungicides, and plant growth regulators, leveraging its halogenated aromatic core.
• Ligand and Catalyst Development: Serves as a starting material for creating sophisticated chelating ligands and organocatalysts in asymmetric synthesis.
• Polymer and Material Science: Functional monomer for producing specialty polymers, such as polyamides or polyesters, with enhanced thermal or chemical resistance.
• Dyestuff and Pigment Intermediate: Building block for synthesizing complex organic dyes and high-performance pigments.
• Cross-coupling Reactions: Valuable substrate in palladium-catalyzed reactions (e.g., Suzuki, Heck) for constructing biaryl systems common in advanced materials.

Basic Information

Product Name	3,5-Dichloro-4-Formylbenzoic Acid
CAS No.	153203-80-6
Molecular Formula	C8H4Cl2O3
Molecular Weight	219.02 g/mol
Synonyms	4-Formyl-3,5-dichlorobenzoic Acid; 3,5-Dichloro-4-formylbenzoic acid; Benzoic acid, 3,5-dichloro-4-formyl-; 3,5-Dichloro-4-carboxybenzaldehyde; 4-Carboxy-2,6-dichlorobenzaldehyde; 2,6-Dichloro-4-formylbenzoic acid
EINECS	Contact for details

Quality Control

Our 3,5-Dichloro-4-Formylbenzoic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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