Description

1,1,2,2,3,3,4,4-Octafluorobutane (CAS No. 377-36-6) is a high-purity fluorinated hydrocarbon with the molecular formula C₄H₂F₈. This specialty chemical is characterized by its fully fluorinated butane structure, offering exceptional thermal stability, chemical inertness, and low global warming potential (GWP). It is supplied as a clear, colorless liquid or gas under pressure, with stringent quality control to ensure ≥98% purity (GC). Ideal for advanced research and industrial applications, this compound is packaged under inert gas in chemically resistant containers to maintain integrity. Suitable for use as a dielectric fluid, refrigerant, or precision cleaning agent in semiconductor and electronics manufacturing.

Properties

• CAS Number: 377-36-6
• Complexity: 131
• IUPAC Name: 1,1,2,2,3,3,4,4-octafluorobutane
• InChI: InChI=1S/C4H2F8/c5-1(6)3(9,10)4(11,12)2(7)8/h1-2H
• InChI Key: LKLFXAVIFCLZQS-UHFFFAOYSA-N
• Exact Mass: 202.00287536
• Molecular Formula: C4H2F8
• Molecular Weight: 202.05
• SMILES: C(C(C(C(F)F)(F)F)(F)F)(F)F
• Monoisotopic Mass: 202.00287536
• Synonyms: 1h,4h-octafluorobutane, 377-36-6, 1,1,2,2,3,3,4,4-Octafluorobutane, Butane, 1,1,2,2,3,3,4,4-octafluoro-, 1,4-Dihydrooctafluorobutane, MFCD00155892, 1h,4h-perfluorobutane, 1h,4h-octafluoro-butane, SCHEMBL105367, SCHEMBL333613, SCHEMBL501614, DTXSID0073900, SBB092849, AKOS016015311, 1H,4H-Octafluorobutane (HFC-338mee), 1H,4H-Octafluorobutane (HFC-338pcc), AS-86938, DB-049181, NS00019038

Application

1,1,2,2,3,3,4,4-Octafluorobutane is primarily used as a refrigerant in low-temperature cooling systems due to its favorable thermodynamic properties. It serves as a dielectric medium in high-voltage equipment and as a solvent for precision cleaning of sensitive electronic components. Researchers also employ it as a tracer gas in environmental studies and as a reaction intermediate in fluorochemical synthesis.

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