Description

4-Methylthiophenylacetic Acid is a versatile aromatic thioether and acetic acid derivative, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring both a thioether linkage and a reactive carboxylic acid group, makes it a valuable intermediate for constructing complex molecules with tailored properties. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system and inflammatory pathways.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging the bioactivity of the thioether moiety.
• Liquid Crystal & OLED Materials: Serves as a building block for creating specialized organic electronic materials and liquid crystal compounds.
• Fine Chemical Production: Employed in the manufacture of complex fragrance ingredients, dyes, and other specialty chemicals.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry and material science research.
• Peptide Mimetics: The phenylacetic acid structure is useful in the design and synthesis of peptide analogs and enzyme inhibitors.

Basic Information

Product Name	4-Methylthiophenylacetic Acid
CAS No.	16188-55-9
Molecular Formula	C9H10O2S
Molecular Weight	182.24 g/mol
Synonyms	(4-Methylthiophenyl)acetic Acid; 2-(4-Methylthiophenyl)acetic Acid; 4-(Methylthio)benzeneacetic Acid; p-(Methylthio)phenylacetic Acid; 4-Methylmercaptophenylacetic Acid; p-Methylmercaptophenylacetic Acid; 4-Methylsulfanylphenylacetic Acid; 4-MTA
EINECS	Contact for details

Quality Control

Our 4-Methylthiophenylacetic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, ensuring compliance with your research and manufacturing specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

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%
Residual Solvents (GC)	Meets ICH guidelines

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