Description

3-Bromo-4-Fluorophenylsulphurpentafluoride is a high-value, multi-functional organosulfur pentafluoride building block. This compound matters for its unique reactivity profile, enabling the introduction of the pentafluorosulfanyl (SF5) group, a highly sought-after moiety known for imparting exceptional metabolic stability, lipophilicity, and electron-withdrawing properties. It is primarily needed by researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for incorporating the pentafluorosulfanyl group into drug candidates to enhance metabolic stability, membrane permeability, and bioavailability.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides, fungicides, and insecticides where the SF5 group improves environmental persistence and efficacy.
• Liquid Crystal & OLED Materials: Serves as a building block for advanced electronic materials, where its strong electron-withdrawing nature and stability are advantageous.
• Polymer & Resin Modifier: Employed to create specialty polymers with enhanced chemical resistance, thermal stability, and unique surface properties.
• Lithium Battery Electrolyte Additive: Investigated for use in electrolyte formulations to improve battery performance and safety characteristics.
• Organic Synthesis & Catalysis: A versatile reagent in cross-coupling reactions and as a precursor for other organofluorine and organosulfur compounds.

Basic Information

Product Name	3-Bromo-4-Fluorophenylsulphurpentafluoride
CAS No.	1706434-97-0
Molecular Formula	C6H3BrF6S
Molecular Weight	301.05 g/mol
Synonyms	1-Bromo-4-fluoro-2-(pentafluorosulfanyl)benzene; 3-Bromo-4-fluoro-1-(pentafluorosulfanyl)benzene; 3-Bromo-4-fluorobenzene-1-sulfonyl pentafluoride; 3-Bromo-4-fluorophenyl SF5; (3-Bromo-4-fluorophenyl)sulfur pentafluoride; SF5-Aryl Bromide Building Block
EINECS	Contact for details

Quality Control

Our 3-Bromo-4-Fluorophenylsulphurpentafluoride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR (1H, 19F, 13C), HPLC, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with full analytical data are provided for every shipment, ensuring traceability and compliance with your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and reducing agents. The container should be kept tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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