Description

3,4-Dichlorobenzoyl Chloride is a versatile and highly reactive aromatic acid chloride derivative, serving as a critical building block in advanced organic synthesis. Its primary value lies in its ability to introduce the 3,4-dichlorobenzoyl moiety, a key structural feature in the development of active pharmaceutical ingredients and high-performance agrochemicals. This intermediate is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to synthesize compounds with specific biological or material properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting the central nervous system and anti-infective agents.
• Agrochemical Synthesis: Crucial building block for manufacturing herbicides, fungicides, and insecticides, where the dichlorinated aromatic ring enhances biological activity and stability.
• Polymer Chemistry: Used in the production of specialty polymers, including polyamides and polyesters, where it acts as a monomer or chain modifier to impart specific thermal or chemical resistance.
• Dye and Pigment Manufacturing: Intermediate for creating complex organic dyes and pigments, contributing to color fastness and molecular stability.
• Liquid Crystal & OLED Materials: Serves as a synthetic intermediate for advanced electronic materials used in displays and optoelectronic devices.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new synthetic pathways and creating novel chemical entities.

Basic Information

Product Name	3,4-Dichlorobenzoyl Chloride
CAS No.	3024-72-4
Molecular Formula	C7H3Cl3O
Molecular Weight	209.46 g/mol
Synonyms	3,4-Dichlorobenzoic Acid Chloride; 3,4-Dichlorobenzoyl Chloride; 3,4-Dichlorobenzenecarbonyl Chloride; Benzoic acid, 3,4-dichloro-, chloride; m,p-Dichlorobenzoyl Chloride; 3,4-DCBA-Cl; 3,4-DCBC
EINECS	221-173-1

Quality Control

Our 3,4-Dichlorobenzoyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specification parameters. Our production adheres to cGMP principles where applicable, ensuring reliability for critical pharmaceutical and agrochemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) after opening to prevent hydrolysis. Keep away from moisture, strong bases, and alcohols.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid / crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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