Description

4-Chloro-2-Methoxybenzoic Acid is a versatile aromatic carboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual functional groups, which allow for selective chemical modifications to create complex molecular architectures. This intermediate is essential for research and production in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and plant growth regulators, leveraging its halogen and methoxy substituents for bioactivity.
• Liquid Crystal & Dye Manufacturing: Acts as a core component in the production of specialty chemicals for electronic displays and high-performance pigments.
• Organic Synthesis & Research: A valuable reagent for academic and industrial R&D, facilitating reactions like esterification, amidation, and cross-coupling.
• Polymer Additive: Employed in the synthesis of specialty polymers and resins to modify properties such as thermal stability and solubility.

Basic Information

Product Name	4-Chloro-2-Methoxybenzoic Acid
CAS No.	57479-70-6
Molecular Formula	C8H7ClO3
Molecular Weight	186.59 g/mol
Synonyms	2-Methoxy-4-chlorobenzoic Acid; 4-Chloro-o-anisic Acid; 4-Chloro-2-methoxybenzoic acid; Benzoic acid, 4-chloro-2-methoxy-; 4-Chloro-2-methoxy-benzoic acid; 4-Chloro-2-methoxybenzoicacid; 4-Chloro-2-methoxy-benzoicacid
EINECS	Contact for details

Quality Control

Our 4-Chloro-2-Methoxybenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for pharmaceutical and industrial applications. Certificates of Analysis (COA) 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 room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and sources of ignition.

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.