Description

4-Methoxythiobenzoic Acid Methyl Ester is a specialized organic sulfur compound that serves as a valuable building block in advanced chemical synthesis. Its unique structure, featuring both methoxy and thioester functional groups, makes it a versatile intermediate for constructing complex molecules. This compound is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those with sulfur-containing heterocycles.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands in coordination chemistry and catalysis.
• Material Science Research: Employed in the development of organic electronic materials and functional polymers.
• Organic Synthesis Building Block: Utilized in academic and industrial R&D for constructing complex organic architectures via its reactive thioester group.

Basic Information

Product Name	4-Methoxythiobenzoic Acid Methyl Ester
CAS No.	5925-50-8
Molecular Formula	C9H10O2S
Molecular Weight	182.24 g/mol
Synonyms	Methyl 4-Methoxythiobenzoate; p-Methoxythiobenzoic Acid Methyl Ester; Thiobenzoic Acid, 4-Methoxy-, Methyl Ester; Methyl p-Methoxythiobenzoate; 4-Methoxybenzenecarbothioic Acid Methyl Ester; Benzenecarbothioic Acid, 4-Methoxy-, Methyl Ester; Methyl 4-Methoxybenzenecarbothioate
EINECS	227-673-6

Quality Control

Our production of 4-Methoxythiobenzoic Acid Methyl Ester adheres to stringent quality management protocols. Each batch is characterized and tested to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications and test results are provided with every shipment. We support custom synthesis and can tailor purity grades, including research and development (R&D) or commercial production grades, to meet specific project requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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