Description

4-(Methylthio)Benzoic Acid is a specialized aromatic carboxylic acid derivative featuring a methylthio substituent, offering unique reactivity and functional properties for advanced chemical synthesis. This compound serves as a versatile and valuable building block and intermediate in the development of complex molecules across several high-tech industries. Key sectors that utilize this material include pharmaceutical research for active pharmaceutical ingredient (API) development, agrochemical manufacturing for novel crop protection agents, and material science for creating functional polymers and liquid crystals.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a precursor for mesogenic compounds and electron-transport materials in display technologies.
• Polymer & Resin Modifier: Incorporated into polymer chains to impart specific chemical resistance or thermal properties.
• Organic Synthesis Building Block: Utilized in cross-coupling reactions, esterifications, and amide formations for complex molecule assembly.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new synthetic methodologies and material properties.

Basic Information

Product Name	4-(Methylthio)Benzoic Acid
CAS No.	562836-64-0
Molecular Formula	C8H8O2S
Molecular Weight	168.21 g/mol
Synonyms	p-(Methylthio)benzoic acid; 4-(Methylsulfanyl)benzoic acid; Benzoic acid, 4-(methylthio)-; 4-Methylthiobenzoic acid; 4-Methylsulfanylbenzoic acid; p-Methylthiobenzoic acid; 4-(Methylmercapto)benzoic acid
EINECS	Contact for details

Quality Control

Our 4-(Methylthio)Benzoic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Standard quality parameters include assay (HPLC), identification (IR, NMR), and control of related substances. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your specifications.

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 oxidizing agents and strong bases.

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%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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