Description

Perfluoro(4-Methyl-3,6-Dioxaoctane)Sulfonyl Fluoride is a high-value perfluorinated sulfonyl fluoride derivative, a key building block in advanced material synthesis. Its primary commercial value lies in its role as a versatile precursor for synthesizing perfluorinated ionomers, surfactants, and specialty polymers with exceptional chemical and thermal stability. This compound is essential for R&D and production in industries such as fuel cell technology, specialty coatings, and high-performance electronics, where its unique perfluoroether and reactive sulfonyl fluoride groups enable the creation of next-generation materials.

Application

• Key Monomer for Perfluorinated Ion-Exchange Membranes (PEMs): Critical precursor for sulfonated and other functionalized polymers used in proton exchange membrane fuel cells (PEMFCs) and chlor-alkali membranes.
• Synthesis of Perfluorinated Surfactants and Leveling Agents: Serves as an intermediate for manufacturing high-performance fluorosurfactants used in coatings, fire-fighting foams, and electronics plating.
• Production of Specialty Fluoropolymers: Building block for polymers requiring extreme resistance to solvents, acids, and high temperatures, used in semiconductor and aerospace components.
• Intermediate for Pharmaceutical and Agrochemical Actives: Used in the synthesis of molecules where the introduction of a perfluoroalkyl ether sulfonyl moiety can enhance bioavailability or metabolic stability.
• Surface Modification and Grafting Agent: The reactive sulfonyl fluoride group allows for covalent attachment to surfaces, creating low-surface-energy, oil- and water-repellent coatings.
• Research & Development of Novel Fluorinated Materials: Fundamental reagent in academic and industrial labs exploring new materials with tailored properties for advanced technologies.

Basic Information

Product Name	Perfluoro(4-Methyl-3,6-Dioxaoctane)Sulfonyl Fluoride
CAS No.	27744-59-8
Molecular Formula	C7F16O3S
Molecular Weight	516.16 g/mol
Synonyms	1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8-Hexadecafluoro-9-methyl-3,6-dioxa-8-oxo-1-nonanesulfonyl fluoride; Perfluoro(4-methyl-3,6-dioxaoctanesulfonyl fluoride); Perfluoro-4-methyl-3,6-dioxaoctane-1-sulfonyl fluoride; PFMDOOSF; 4-Methyl-3,6-dioxaoctanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8-hexadecafluoro-9-methyl-; Perfluorinated sulfonyl fluoride ether
EINECS	Contact for details

Quality Control

Our Perfluoro(4-Methyl-3,6-Dioxaoctane)Sulfonyl Fluoride is manufactured under stringent process controls to ensure batch-to-batch consistency and high purity. Quality is verified through a comprehensive suite of analytical techniques including NMR (19F, 1H), FT-IR, and GC/HPLC analysis. We provide full traceability and Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality management system supports compliance with relevant global regulatory frameworks for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from moisture, strong bases, and reactive metals. Due to the reactive sulfonyl fluoride group, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) for long-term storage to prevent hydrolysis.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure (19F, 1H)
Purity (GC or HPLC)	≥ 98.0% (Area %)
Water Content (KF)	≤ 0.1%

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