CAS 163702-07-6
Name: Methyl Nonafluorobutyl Ether
(Also known as Methyl Perfluorobutyl Ether, HFE-7100)
CAS Number:163702-07-6
Molecular Formula:C₅H₃F₉O
Molecular Weight: 250.06 g/mol
Physical Form: Colorless liquid
Typical Physical Properties:
Melting Point: –135 °C
Boiling Point: 60 °C
Density: 1.529 g/mL at 20 °C
Refractive Index (n²⁰/D): ~1.30
Flash Point: –18 °C
Applications:
Used as a low-toxicity, non-flammable solvent
Employed to replace ozone-depleting solvents in cleaning processes
Used in mixed-solvent electrolytes
Compatible with many formulation ingredients; good for use in oil-based formulas
Hazards / Safety:
Irritant to skin, eyes, and respiratory system
Storage: store at 2–8 °C
GHS risk: R36/37/38 (irritating to eyes, respiratory system, and skin)
Precaution: avoid inhalation of vapor; avoid contact with skin and eyes