Description

2-(Methylsulfonyl)Benzoic Acid is a high-purity organic intermediate featuring a benzoic acid core substituted with a methylsulfonyl group, offering unique reactivity and functional properties. This compound is valued for its role as a versatile building block in the synthesis of more complex molecules, particularly in advanced pharmaceutical and agrochemical research. It is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly those requiring sulfone or carboxylic acid functionalities.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where the methylsulfonyl group contributes to biological activity.
• Organic Synthesis Building Block: Serves as a versatile precursor for further chemical transformations, including coupling reactions, esterifications, and amide formations in fine chemical manufacturing.
• Material Science Research: Investigated for use in the synthesis of specialty polymers, ligands for catalysis, and organic electronic materials due to its distinct electronic properties.

Basic Information

Product Name	2-(Methylsulfonyl)Benzoic Acid
CAS No.	33963-55-2
Molecular Formula	C8H8O4S
Molecular Weight	200.21 g/mol
Synonyms	2-(Methanesulfonyl)benzoic acid; o-(Methylsulfonyl)benzoic acid; Benzoic acid, 2-(methylsulfonyl)-; 2-Methylsulfonylbenzoic acid; 2-Mesylbenzoic acid; MSBA; 2-Carboxyphenyl methyl sulfone
EINECS	Contact for details

Quality Control

Our 2-(Methylsulfonyl)Benzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets the high-purity standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Loss on Drying	≤1.0%
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.