Description

4,5-Difluoro-2,2-Bis(Trifluoromethyl)-1,3-Dioxole is a high-value fluorinated cyclic ether monomer of significant industrial interest. Its unique structure, featuring multiple fluorine atoms and a dioxole ring, makes it a critical precursor for synthesizing advanced fluoropolymers with exceptional chemical resistance and thermal stability. This compound is essential for R&D and production in sectors requiring high-performance materials, such as specialty coatings, electronics, and aerospace.

Application

• Key Monomer for Fluoropolymers: Primary building block for synthesizing amorphous fluoroplastics (e.g., Cytop™-type polymers) used in optical fibers, protective coatings, and semiconductor passivation layers.
• Advanced Electronics Manufacturing: Used in the production of low-dielectric constant (low-k) materials and insulating films for next-generation microchips and flexible electronics.
• Specialty Chemical Synthesis: Serves as a versatile intermediate for creating complex fluorinated molecules in pharmaceutical and agrochemical research.
• High-Performance Coatings & Membranes: Imparts extreme hydrophobicity, oleophobicity, and chemical inertness to surfaces for anti-corrosive, anti-fouling, and filtration applications.
• Aerospace & Defense Materials: Contributes to the development of lightweight, durable components resistant to fuels, oils, and extreme environmental conditions.

Basic Information

Product Name	4,5-Difluoro-2,2-Bis(Trifluoromethyl)-1,3-Dioxole
CAS No.	37697-64-6
Molecular Formula	C5F8O2
Molecular Weight	244.04 g/mol
Synonyms	Perfluoro(4,5-dimethyl-1,3-dioxole); 4,5-Difluoro-2,2-bis(trifluoromethyl)-1,3-dioxole; PDD; 1,3-Dioxole, 4,5-difluoro-2,2-bis(trifluoromethyl)-; 2,2-Bis(trifluoromethyl)-4,5-difluoro-1,3-dioxole; 4,5-Difluoro-2,2-bis(trifluoromethyl)-1,3-dioxole (PDD); TFE/PDD copolymer monomer
EINECS	Contact for details

Quality Control

Our 4,5-Difluoro-2,2-Bis(Trifluoromethyl)-1,3-Dioxole is manufactured under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and FTIR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at temperatures between 2°C and 8°C (refrigerated) to minimize volatility and degradation. Keep away from strong acids, bases, and oxidizing agents. Due to its highly volatile nature, ensure containers are properly sealed and handled in accordance with appropriate safety data sheet (SDS) guidelines.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Non-volatile Residue	≤ 0.05%

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