Description

3,5-Dichloro-4-Ethoxybenzoic Acid is a versatile halogenated benzoic acid derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its value lies in the strategic positioning of its chlorine and ethoxy substituents, which enable precise functionalization for building complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for the synthesis of active ingredients and fine chemicals requiring a specific, multi-substituted aromatic core.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially those targeting specific receptor sites.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where the dichloro-ethoxy benzoic acid structure provides specific biological activity.
• Liquid Crystal Materials: Serves as a precursor in the manufacture of specialty chemicals for electronic displays, leveraging its rigid, substituted aromatic structure.
• Polymer Chemistry: Acts as a monomer or modifier in the synthesis of high-performance polymers and resins, imparting thermal stability and specific chemical resistance.
• Organic Synthesis Research: A valuable reagent for academic and industrial R&D in developing new coupling reactions, esterifications, and amide formations.
• Dye and Pigment Intermediate: Utilized in the production of complex organic dyes and pigments, where its halogenated structure influences color and fastness properties.

Basic Information

Product Name	3,5-Dichloro-4-Ethoxybenzoic Acid
CAS No.	41490-08-8
Molecular Formula	C9H8Cl2O3
Molecular Weight	235.06 g/mol
Synonyms	4-Ethoxy-3,5-dichlorobenzoic Acid; Benzoic acid, 3,5-dichloro-4-ethoxy-; 3,5-Dichloro-4-ethoxybenzoic acid; 3,5-Dichloro-p-ethoxybenzoic acid; 4-Ethoxy-3,5-dichlorobenzoic acid; NSC 403119
EINECS	Contact for details

Quality Control

Our 3,5-Dichloro-4-Ethoxybenzoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and organic solvents. The container must be kept tightly closed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158°C - 162°C
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.