Description

2,4-Dichlorobenzoic Acid Chloromethyl Ester is a versatile and reactive chemical intermediate of significant importance in advanced organic synthesis. Its core value lies in its bifunctional structure, featuring both an acid chloride and a chloromethyl group, which enables its use in the construction of complex molecules and functional materials. This compound is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for the development of active ingredients and performance chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a benzoic acid ester or amide backbone.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging the dichloro-substituted aromatic ring.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the production of specialty polymers, resins, and coatings.
• Dye and Pigment Manufacturing: Intermediate for synthesizing complex organic dyes and pigments, where the chloromethyl group facilitates further functionalization.
• Liquid Crystal & OLED Materials: A precursor in the synthesis of advanced electronic materials for display technologies.
• Chemical Research & Development: A valuable reagent for introducing the 2,4-dichlorobenzoyl moiety in medicinal chemistry and material science R&D.

Basic Information

Product Name	2,4-Dichlorobenzoic Acid Chloromethyl Ester
CAS No.	70190-72-6
Molecular Formula	C9H7Cl3O2
Molecular Weight	253.51 g/mol
Synonyms	Chloromethyl 2,4-Dichlorobenzoate; (2,4-Dichlorobenzoyloxy)methyl Chloride; 2,4-Dichlorobenzoic Acid (Chloromethyl) Ester; 2,4-Dichlorobenzoyl Chloromethyl Ester; Chloromethyl 2,4-Dichlorobenzoate; α-Chloromethyl 2,4-Dichlorobenzoate; Benzoic acid, 2,4-dichloro-, chloromethyl ester
EINECS	Contact for details

Quality Control

Our 2,4-Dichlorobenzoic Acid Chloromethyl Ester is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

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 (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and degradation. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases, strong oxidizing agents, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%

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