Description

2-Methoxy-4-Mercaptobenzoic Acid is a versatile sulfur-containing aromatic compound that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both a methoxy and a thiol group on the benzoic acid core, makes it a valuable intermediate for creating complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to develop new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a chelating agent or a building block for ligands used in transition metal catalysis.
• Material Science Research: Employed in the creation of functionalized polymers and advanced organic materials.
• Chemical Biology Probes: Utilized to develop probes for studying biological processes involving thiol reactivity.
• Fine Chemical Production: Acts as a specialized intermediate for custom synthesis and contract manufacturing projects.

Basic Information

Product Name	2-Methoxy-4-Mercaptobenzoic Acid
CAS No.	95420-72-7
Molecular Formula	C8H8O3S
Molecular Weight	184.21 g/mol
Synonyms	4-Mercapto-2-methoxybenzoic Acid; 2-Methoxy-4-sulfanylbenzoic Acid; 4-Thiosalicylic Acid, 2-Methoxy-; Benzoic acid, 2-methoxy-4-mercapto-; 2-Methoxy-4-thiobenzoic Acid; 4-Mercapto-o-anisic Acid; 2-Methoxy-4-mercaptobenzoic acid (primary IUPAC)
EINECS	Contact for details

Quality Control

Every batch of 2-Methoxy-4-Mercaptobenzoic Acid is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is available for each lot upon request, supporting your regulatory and quality assurance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere such as nitrogen for long-term stability. Keep away from strong oxidizing agents.

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

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