Description

1,1'-(1,1,2,2-Tetrafluoro-1,2-Ethanediyl)Bis(2,2,3,3-Tetrafluorocyclobutane) is a highly fluorinated, specialty organic compound valued for its exceptional chemical and thermal stability derived from its perfluorinated cyclobutane structure. This compound serves as a critical advanced intermediate or monomer in the synthesis of high-performance fluoropolymers and specialty materials. It is primarily sought by R&D and manufacturing sectors in the polymer, electronics, and aerospace industries for applications demanding extreme inertness and resistance to harsh environments.

Application

• Advanced Fluoropolymer Synthesis: Key monomer or intermediate for creating novel perfluorinated polymers with superior chemical resistance and thermal stability.
• Specialty Coatings & Surface Modifiers: Used to develop ultra-hydrophobic, oleophobic, and corrosion-resistant coatings for demanding industrial and electronic applications.
• High-Performance Elastomers: A building block for fluoroelastomers (FKM, FFKM types) used in seals, gaskets, and O-rings for semiconductor and aerospace equipment.
• Electronics & Semiconductor Manufacturing: Potential precursor for dielectric fluids, etch-resistant materials, or in the plasma etching process due to its high fluorine content.
• Lubricants & Functional Fluids: Serves as a base or additive for high-temperature, non-flammable lubricants and heat transfer fluids.
• Pharmaceutical & AgroChemical Intermediates: Used in the synthesis of complex molecules where the introduction of perfluorinated segments can alter bioavailability or stability.
• Research & Development: A valuable compound for academic and industrial research into new materials with unique properties.

Basic Information

Product Name	1,1'-(1,1,2,2-Tetrafluoro-1,2-Ethanediyl)Bis(2,2,3,3-Tetrafluorocyclobutane)
CAS No.	35207-94-4
Molecular Formula	C12H4F16
Molecular Weight	452.14 g/mol
Synonyms	1,1,2,2,3,3,4,4,9,9,10,10,11,11,12,12-Hexadecafluoro-5,8-dioxadispiro[3.1.3.1]dodecane; 1,1'-(Tetrafluoroethylidene)bis(2,2,3,3-tetrafluorocyclobutane); Perfluoro(1,1,2,2-tetraethanediyl bis(cyclobutane)); Bis(perfluorocyclobutyl)ethane derivative; FC-75 related compound; Fluorinated cyclobutane dimer; PFPE precursor intermediate
EINECS	Contact for details

Quality Control

Our production of 1,1'-(1,1,2,2-Tetrafluoro-1,2-Ethanediyl)Bis(2,2,3,3-Tetrafluorocyclobutane) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for industrial and research applications. Each lot undergoes comprehensive analysis including assay, impurity profiling, and identity confirmation. Certificates of Analysis (COA) documenting purity (typically ≥97% by GC or HPLC), physical characteristics, and specific impurity limits are 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 oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Residue on Ignition	≤ 0.1%
Specific Impurities (GC-MS)	Report and limit per TDS

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