CAS 86508-42-1

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Name:Perfluorotri-n-butylamine
(Also sold under names like Fluorinert™ FC-770, Performance Fluid PF-5070 / PF-5080, C₅-18 perfluoro compounds)

CAS Number:86508-42-1

Molecular Formula:C₁₂F₂₇N

Molecular Weight: — (not always clearly defined because it's a mixture of perfluoroalkanes, notably perfluorobutyl groups)

Physical Form: Colorless liquid

Typical Physical Properties:

  • Melting Point: –52 °C

  • Boiling Point: ~97 °C

  • Density (25 °C): ~1.883 g/mL

  • Vapor Pressure (25 °C): ~1.3 mm Hg

  • Refractive Index: n²⁰/D = ~1.30

  • Flash Point: None (not flammable in classical sense)

Applications:

  • Used as an inert performance fluid / heat transfer fluid

  • Applied in electronics cooling (dielectric fluid)

  • Employed in diagnostic assay manufacturing, hematology, histology

Hazards / Safety:

  • Generally chemically inert and stable

  • Classified with risk codes for irritation (e.g. Xi, F)

  • According to MSDS: not expected to cause significant skin, eye, or inhalation irritation under normal industrial use

  • Environmental persistence: perfluorinated compounds resist degradation