Description

1,1,2,2-Tetrafluoroethyl Methyl Ether is a highly volatile fluorinated ether compound, valued for its unique combination of solvent properties and chemical stability. It serves as a critical intermediate and specialty solvent in advanced chemical synthesis and materials science. This product is essential for manufacturers in the pharmaceutical, agrochemical, and electronics industries seeking high-performance fluorinated building blocks.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring fluorinated motifs for enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Acts as a key fluorinating agent or solvent in the production of advanced herbicides, pesticides, and fungicides.
• Specialty Solvent: Employed in formulations and reactions where a highly volatile, inert fluorinated solvent is required, especially for materials sensitive to strong acids or organic solvents.
• Electronics & Semiconductor Industry: Used in precision cleaning applications and as a precursor in the deposition of thin films or in etching processes.
• Chemical Research & Development: Serves as a versatile reagent in organic synthesis for introducing the tetrafluoroethoxy group into target molecules.
• Refrigerant & Propellant Formulation: Investigated for use in next-generation, low-global-warming-potential (GWP) blends due to its fluorinated structure.

Basic Information

Product Name	1,1,2,2-Tetrafluoroethyl Methyl Ether
CAS No.	425-88-7
Molecular Formula	C₃H₄F₄O
Molecular Weight	132.06 g/mol
Synonyms	Methyl 1,1,2,2-tetrafluoroethyl ether; 1,1,2,2-Tetrafluoro-1-methoxyethane; 2,2,2-Trifluoro-1-(trifluoromethoxy)ethane; HFE-254pc; HFE-254; Methoxynonafluorobutane (partial); Freon 254; R-254; Contact for additional trade names.
EINECS	207-052-8

Quality Control

Our 1,1,2,2-Tetrafluoroethyl Methyl Ether is produced and handled under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity and identity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids and strong bases. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain purity.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.05%
Acidity (as HF)	≤ 10 ppm
Non-volatile residue	≤ 0.01%
Boiling Point	Approx. 45-47 °C
Density at 20°C	Approx. 1.45 g/mL

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