Description

Methyl 5-Chloro-2-Hydroxy-3-Methoxybenzoate is a versatile and high-purity benzoate ester derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its multifunctional structure, featuring chloro, hydroxy, and methoxy substituents, which makes it an ideal intermediate for constructing complex molecules. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: Key starting material or advanced intermediate in the synthesis of novel drug candidates, particularly those with anti-inflammatory or antimicrobial activity.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its halogenated aromatic core.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, esterifications, and etherifications to introduce specific functional groups into target molecules.
• Material Science Research: Potential monomer or modifier in the development of specialty polymers and liquid crystals.
• Dye and Pigment Intermediate: Serves as a precursor in the manufacture of complex organic colorants and imaging agents.

Basic Information

Product Name	Methyl 5-Chloro-2-Hydroxy-3-Methoxybenzoate
CAS No.	134419-46-8
Molecular Formula	C9H9ClO4
Molecular Weight	216.62 g/mol
Synonyms	5-Chloro-2-hydroxy-3-methoxybenzoic acid methyl ester; Methyl 5-chloro-2-hydroxy-3-methoxybenzoate; Methyl 5-chlorosalicylate 3-methyl ether; 3-Methoxy-5-chlorosalicylic acid methyl ester; Benzoic acid, 5-chloro-2-hydroxy-3-methoxy-, methyl ester; 2-Hydroxy-3-methoxy-5-chlorobenzoic acid methyl ester
EINECS	Contact for details

Quality Control

Our production of Methyl 5-Chloro-2-Hydroxy-3-Methoxybenzoate adheres to stringent in-process controls and final batch release testing to ensure consistent quality and purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the rigorous standards required for pharmaceutical and fine chemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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