Description

2,5-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 efficiently introduce the 2,5-dichlorobenzoyl moiety, enabling the production of compounds with tailored properties for demanding applications. This intermediate is essential for manufacturers and R&D teams in the agrochemical, pharmaceutical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Agrochemical Intermediate: Key precursor in the synthesis of herbicides, fungicides, and plant growth regulators, where the dichloro-substituted benzoyl group contributes to biological activity and stability.
• Pharmaceutical Synthesis: Used as a reagent for constructing active pharmaceutical ingredients (APIs), particularly in creating amide and ester derivatives for drug discovery and development.
• Dyestuff and Pigment Manufacturing: Acts as a building block for producing high-performance dyes, pigments, and optical brighteners, imparting color fastness and specific light-absorption properties.
• Polymer Chemistry: Employed in the production of specialty polymers, including polyamides and polyesters, where it can modify polymer chains to enhance thermal stability or introduce specific functional groups.
• Liquid Crystal and OLED Materials: Serves as a starting material for synthesizing advanced organic electronic materials used in displays and lighting technologies.
• Chemical Research & Development: A valuable reagent in academic and industrial labs for exploring new organic reactions and creating novel chemical entities.

Basic Information

Product Name	2,5-Dichlorobenzoyl Chloride
CAS No.	2905-61-5
Molecular Formula	C7H3Cl3O
Molecular Weight	209.46 g/mol
Synonyms	2,5-Dichlorobenzoic acid chloride; 2,5-Dichlorobenzoyl chloride; Benzoic acid, 2,5-dichloro-, chloride; 2,5-Dichlorobenzenecarbonyl chloride; 2905-61-5; NSC 404082; 2,5-Dichloro benzoyl chloride
EINECS	220-826-6

Quality Control

Our 2,5-Dichlorobenzoyl Chloride is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to verify identity, potency, and impurity profiles. We provide detailed Certificates of Analysis (COA) with every shipment, documenting all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring the material meets the stringent requirements of pharmaceutical and advanced chemical synthesis.

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). This material is hygroscopic (moisture-sensitive) and reacts vigorously with water, strong bases, and alcohols. Containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation from atmospheric moisture. Keep away from heat, open flames, and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Density (at 20°C)	~1.48 g/cm³

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