Description

m-(Phenylsulfonyl)Benzoic Acid is a high-purity organic intermediate characterized by its distinct sulfone and carboxylic acid functional groups. This compound is valued for its role as a versatile building block in advanced chemical synthesis, enabling the creation of complex molecular architectures. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for sulfone-containing drug candidates.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators requiring specific aromatic sulfone motifs.
• Polymer Chemistry: Serves as a monomer or cross-linking agent for synthesizing high-performance polymers with enhanced thermal and chemical resistance.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create sophisticated ligands for catalytic systems.
• Material Science Research: Investigated for use in organic electronic materials, such as semiconductors or charge-transport layers.
• Fine Chemical Production: Acts as a precursor for dyes, pigments, and other specialty organic compounds.

Basic Information

Product Name	m-(Phenylsulfonyl)Benzoic Acid
CAS No.	2548-44-9
Molecular Formula	C13H10O4S
Molecular Weight	262.28 g/mol
Synonyms	3-(Phenylsulfonyl)benzoic acid; Benzoic acid, 3-(phenylsulfonyl)-; m-(Benzenesulfonyl)benzoic acid; 3-Benzenesulfonylbenzoic acid; 3-Phenylsulfonylbenzoic acid; NSC 403119
EINECS	219-826-6

Quality Control

Our m-(Phenylsulfonyl)Benzoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP standards for pharmaceutical applications and can accommodate custom purity requirements.

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 bases, oxidizing agents, and sources of heat.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	185 - 190 °C
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.