Description

3-Chloro-5-Formylbenzoic Acid is a versatile aromatic building block characterized by both a formyl and a carboxylic acid functional group on a chlorinated benzene ring. This bifunctional nature makes it a critical intermediate for synthesizing complex molecules, offering precise control over molecular architecture. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for creating complex heterocycles and targeted small molecules.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators where the chloro and formyl groups enable specific bioactivity.
• Ligand and Catalyst Development: Serves as a starting material for constructing sophisticated chelating ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).
• Polymer and Material Science: Employed as a monomer or cross-linking agent for producing high-performance polymers, liquid crystals, and specialty coatings.
• Organic Synthesis Building Block: Utilized in various name reactions for introducing both aldehyde and acid functionalities into more complex organic structures.
• Dyestuff and Pigment Intermediate: Acts as a precursor in the manufacture of specialized dyes and pigments requiring specific halogen and reactive group patterns.

Basic Information

Product Name	3-Chloro-5-Formylbenzoic Acid
CAS No.	153203-59-9
Molecular Formula	C8H5ClO3
Molecular Weight	184.57 g/mol
Synonyms	5-Formyl-3-chlorobenzoic Acid; 3-Chloro-5-carboxybenzaldehyde; Benzoic acid, 3-chloro-5-formyl-; 3-Chloro-5-aldehydobenzoic Acid; 5-Carboxy-3-chlorobenzaldehyde; 3-Chloro-5-(formyl)benzoic Acid; 3-Chloro-5-oxidanylidenemethyl-benzoic acid
EINECS	Contact for details

Quality Control

Our 3-Chloro-5-Formylbenzoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure high purity and consistent chemical identity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We are committed to meeting the stringent requirements of cGMP and ISO standards for research and industrial use.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

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.