Description

3-(Methylsulfonyl)Phenylacetic Acid is a high-purity, versatile organic building block characterized by its phenylacetic acid core functionalized with a methylsulfonyl group. This compound is valued for its role as a key synthetic intermediate in the development of advanced pharmaceuticals and agrochemicals. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting inflammation, central nervous system (CNS) disorders, and metabolic diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators, leveraging the bioactivity of the sulfonyl and carboxylic acid functionalities.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and advanced polymers due to its electron-withdrawing sulfone group.
• Custom Synthesis and Contract Manufacturing: A key starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	3-(Methylsulfonyl)Phenylacetic Acid
CAS No.	289889-03-8
Molecular Formula	C9H10O4S
Molecular Weight	214.24 g/mol
Synonyms	(3-Methanesulfonylphenyl)acetic Acid; 3-(Methanesulfonyl)benzeneacetic Acid; 2-[3-(Methylsulfonyl)phenyl]acetic Acid; m-(Methylsulfonyl)phenylacetic Acid; 3-Methylsulfonylphenylacetic Acid; Benzenacetic acid, 3-(methylsulfonyl)-; 289889-03-8
EINECS	Contact for details

Quality Control

Our 3-(Methylsulfonyl)Phenylacetic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your most critical synthesis stages.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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%
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.