Description

4-Fluoro-3-(Methylsulphonyl)Benzoic Acid 99% is a high-purity fluorinated benzoic acid derivative characterized by a methylsulfonyl substituent, serving as a versatile and critical building block in advanced organic synthesis. This compound matters because it provides a unique combination of electronic and steric properties, enabling the development of novel molecules with targeted functionalities. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for creating active ingredients, intermediates, and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs targeting novel small molecule drugs.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides, where the fluorine and sulfone groups contribute to biological activity and metabolic stability.
• Ligand and Catalyst Development: Serves as a precursor for synthesizing specialized ligands used in catalysis and material science applications.
• Functional Material Research: Employed in the synthesis of monomers and polymers for advanced materials, including liquid crystals and electronic chemicals.
• Custom Synthesis and Contract Manufacturing: An essential starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.
• Academic and Industrial R&D: A valuable reagent for exploratory chemistry in university laboratories and corporate R&D centers focusing on fluoroorganic chemistry.

Basic Information

Item	Detail
Product Name	4-Fluoro-3-(Methylsulphonyl)Benzoic Acid
CAS No.	158608-00-5
Molecular Formula	C8H7FO4S
Molecular Weight	218.20 g/mol
Synonyms	3-(Methylsulfonyl)-4-fluorobenzoic Acid; 4-Fluoro-3-methanesulfonylbenzoic Acid; Benzoic acid, 4-fluoro-3-(methylsulfonyl)-; 4-Fluoro-3-methylsulfonylbenzoic Acid; 158608-00-5; 4-Fluoro-3-(methylsulfonyl)benzoic acid; 3-Methanesulfonyl-4-fluorobenzoic Acid
EINECS	Contact for details

Quality Control

Our 4-Fluoro-3-(Methylsulphonyl)Benzoic Acid 99% is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency meet the specified standards. Certificates of Analysis (COA) with complete batch data are available upon request to support your quality assurance and regulatory needs.

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 bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 99.0%
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.