Description

Benzenesulfinic Acid, 2-Fluoro- (9Ci) is a specialized organosulfur compound featuring a sulfinic acid group and a fluorine substituent on the aromatic ring. This unique structure makes it a valuable building block and intermediate in advanced synthetic chemistry, particularly for introducing fluorinated sulfonyl motifs. It is primarily utilized by pharmaceutical and agrochemical research and development teams for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of fluorinated sulfonamide and sulfone-based drug candidates, potentially for enzyme inhibitors or receptor modulators.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, or insecticides where the fluorobenzenesulfinic acid moiety can enhance biological activity and stability.
• Material Science Research: Serves as a precursor for modifying polymer surfaces or creating specialty monomers with specific electronic or surface properties.
• Ligand and Catalyst Development: Employed in organometallic chemistry to develop novel ligands for catalysis, leveraging the coordinating ability of the sulfinic acid group.
• Organic Synthesis Building Block: Used in various name reactions, such as sulfonylation or as a nucleophile in cross-coupling reactions, to construct complex fluorinated aromatic systems.
• Chemical Research & Development: Fundamental research reagent for studying reaction mechanisms and developing new fluorination or sulfonation methodologies.

Basic Information

Item	Detail
Product Name	Benzenesulfinic Acid, 2-Fluoro- (9Ci)
CAS No.	763049-18-9
Molecular Formula	C6H5FO2S
Molecular Weight	160.17 g/mol
Synonyms	2-Fluorobenzenesulfinic Acid; o-Fluorobenzenesulfinic Acid; 2-Fluorophenylsulfinic Acid; 2-Fluoro-benzenesulfinic acid; Benzenesulfinic acid, 2-fluoro-; (2-Fluorophenyl)sulfinic acid; Fluorobenzenesulfinic Acid (mixed isomers may be specified); FBSA (abbreviation)
EINECS	Contact for details

Quality Control

Our Benzenesulfinic Acid, 2-Fluoro- (9Ci) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and titration, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support cGMP and ISO compliant requirements for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from strong oxidizers, strong bases, and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Melting Point	Contact for details

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