1,1,2,2-Tetrafluoro-1-[2-(1,1,2,2-tetrafluoroethoxy)ethoxy]ethane(CAS: 358-39-4)

1,1,2,2-Tetrafluoro-1-[2-(1,1,2,2-tetrafluoroethoxy)ethoxy]ethane, also known as 1,1,2,2-Tetrafluoro-1-[(2,2,2-trifluoroethoxy)ethoxy]ethane (TFAE), is a colorless, odorless, and nonflammable liquid with a CAS number of 358-39-4. It has a low boiling point and is used as a solvent, intermediate in pharmaceuticals, and in the electronics industry.

1,1,2,2-Tetrafluoro-1-[2-(1,1,2,2-tetrafluoroethoxy)ethoxy]ethane is primarily used as a solvent in the electronics industry, particularly in cleaning agents for semiconductor manufacturing. It also serves as an intermediate in the synthesis of pharmaceuticals and other fluorinated compounds.

1,1,2,2-Tetrafluoro-1-[2-(1,1,2,2-tetrafluoroethoxy)ethoxy]ethane is generally considered safe when handled with appropriate precautions. It is non-toxic by ingestion or inhalation but may cause skin and eye irritation. Protective measures include wearing gloves, goggles, and appropriate respiratory protection during handling. Proper ventilation is also necessary.

1,1,2,2-Tetrafluoro-1-[2-(1,1,2,2-tetrafluoroethoxy)ethoxy]ethane should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container made of appropriate material, such as polyethylene or glass, to prevent leakage and contamination. Proper storage conditions are essential to maintain its stability and safety.