Description

5,5,6,6-Tetrafluoro-1,3-Dioxepane is a specialized fluorinated cyclic acetal monomer of significant interest in advanced materials synthesis. Its core value lies in introducing fluorine atoms into polymer backbones, imparting enhanced chemical resistance, thermal stability, and unique surface properties. This compound is primarily sought by R&D chemists and material scientists in the polymer and specialty chemical industries for developing high-performance fluoropolymers and functional materials.

Application

• Fluoropolymer Synthesis: Key monomer for the production of novel fluorinated polyethers and cyclic olefin copolymers (COC) with enhanced performance.
• Surface Modification Agents: Used to create low-surface-energy coatings for water-repellent (hydrophobic) and oil-repellent (oleophobic) applications.
• Electrolyte Additives: Investigated as a high-voltage stabilizing component in advanced lithium-ion battery electrolytes.
• Pharmaceutical Intermediates: Serves as a building block in the synthesis of fluorinated active pharmaceutical ingredients (APIs).
• Specialty Solvents & Reagents: Utilized in selective fluorination reactions and as a solvent in demanding chemical processes.
• Material Science Research: Fundamental research into new fluorinated materials for optics, electronics, and barrier films.

Basic Information

Product Name	5,5,6,6-Tetrafluoro-1,3-Dioxepane
CAS No.	1547-52-0
Molecular Formula	C5H6F4O2
Molecular Weight	174.09 g/mol
Synonyms	2,2,3,3-Tetrafluoro-1,4-dioxepane; 1,3-Dioxepane, 5,5,6,6-tetrafluoro-; Tetrafluorodioxepane; 5,5,6,6-Tetrafluoro-1,3-dioxacycloheptane; 1547-52-0; NSC 163082
EINECS	Contact for details

Quality Control

Our 5,5,6,6-Tetrafluoro-1,3-Dioxepane is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place, away from heat and ignition sources. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended long-term storage temperature is 2-8°C. Keep away from strong bases and reactive materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.45 g/mL
Boiling Point	~150-155°C

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