Description

n-Fluorobenzenesulfonimide is a high-purity, specialized organofluorine compound and a key sulfonimide derivative. It serves as a versatile and critical building block in advanced organic synthesis, particularly for introducing the sulfonimide functional group. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries who require reliable, high-quality intermediates for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, especially those targeting enzyme inhibition or requiring specific bioisosteric replacement.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and insecticides where the fluorobenzenesulfonimide moiety contributes to biological activity and stability.
• Polymer & Materials Science: Acts as a monomer or functionalizing agent for creating specialty polymers, membranes, or materials with tailored surface properties and chemical resistance.
• Catalyst & Ligand Development: Serves as a backbone for constructing sophisticated ligands and organocatalysts used in asymmetric synthesis and transition metal catalysis.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D focused on organofluorine chemistry, sulfonamide chemistry, and the exploration of new chemical entities.
• Electrolyte Additive: Investigated for use as a stabilizing additive or co-salt in advanced electrolyte formulations for lithium-ion batteries.

Basic Information

Item	Detail
Product Name	n-Fluorobenzenesulfonimide
CAS No.	133745-75-2
Molecular Formula	C12H10FNO4S2
Molecular Weight	315.34 g/mol
Synonyms	N-Fluorobenzenesulfonimide; N-Fluoro-N-(phenylsulfonyl)benzenesulfonamide; NFSI; N-Fluorobenzenesulfonimide; 1-Fluoro-1,1-diphenyl-1λ6-disulfonimide; N-Fluoro-N-(benzenesulfonyl)benzenesulfonamide; N-Fluoro-N-(phenylsulfonyl)benzenesulfamide; N-Fluorodiphenylsulfonimide
EINECS	Contact for details

Quality Control

Our n-Fluorobenzenesulfonimide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and reducing agents. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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