Description

Perfluoro-2-butyltetrahydrofuran (CAS No. 335-36-4) is a high-purity fluorinated solvent widely recognized for its exceptional chemical inertness, thermal stability, and low surface tension. This perfluorinated compound, with the molecular formula C₈F₁₆O, is a clear, colorless liquid that exhibits excellent dielectric properties and compatibility with sensitive materials. It is extensively utilized in advanced research, electronics cooling, and precision cleaning applications due to its non-flammable nature and minimal environmental impact. The product is available in rigorously controlled batches to ensure consistency for critical laboratory and industrial processes. Its unique perfluorinated structure makes it ideal for applications requiring ultra-low reactivity and high-performance thermal management.

Properties

• CAS Number: 335-36-4
• Complexity: 545
• IUPAC Name: 2,2,3,3,4,4,5-heptafluoro-5-(1,1,2,2,3,3,4,4,4-nonafluorobutyl)tetrahydrofuran
• InChI: InChI=1S/C8F16O/c9-1(10,4(15,16)7(20,21)22)2(11,12)6(19)3(13,14)5(17,18)8(23,24)25-6
• InChI Key: FYJQJMIEZVMYSD-UHFFFAOYSA-N
• Exact Mass: 415.9693652
• Molecular Formula: C8F16O
• Molecular Weight: 416.06
• SMILES: C1(C(C(OC1(C(C(C(C(F)(F)F)(F)F)(F)F)(F)F)F)(F)F)(F)F)(F)F
• Topological: 9.2
• Monoisotopic Mass: 415.9693652
• Physical Description: Liquid
• Synonyms: Perfluoro-2-butyltetrahydrofuran, 335-36-4, Fluorinert FC 75, 2,2,3,3,4,4,5-heptafluoro-5-(1,1,2,2,3,3,4,4,4-nonafluorobutyl)oxolane, MSL8VN7XHA, Furan, 2,2,3,3,4,4,5-heptafluorotetrahydro-5-(nonafluorobutyl)-, 2,2,3,3,4,4,5-Heptafluorotetrahydro-5-(nonafluorobutyl)furan, 2,2,3,3,4,4,5-heptafluoro-5-(nonafluorobutyl)tetrahydrofuran, CHEBI:39023, DTXSID60871632, FC-75, RM101, 2,2,3,3,4,4,5-HEPTAFLUOROTETRAHYDRO-5-(1,1,2,2,3,3,4,4,4-NONAFLUOROBUTYL)FURAN, Furan, 2,2,3,3,4,4,5-heptafluorotetrahydro-5-(1,1,2,2,3,3,4,4,4-nonafluorobutyl)-, Perfluoro(2nbutyltetrahydrofuran), DTXCID70819282, Heptafluorotetrahydro2(nonafluorobutyl)furan, Furan, heptafluorotetrahydro2(nonafluorobutyl), 2,2,3,3,4,4,5Heptafluorotetrahydro5(nonafluorobutyl)furan, Furan, 2,2,3,3,4,4,5heptafluorotetrahydro5(nonafluorobutyl), Furan, 2,2,3,3,4,4,5heptafluorotetrahydro5(1,1,2,2,3,3,4,4,4nonafluorobutyl), 206-389-5, Heptafluorotetrahydro(nonafluorobutyl)furan, 40464-54-8, Perfluoro(2-butyltetrahydrofuran), spectrasynq pfbthf, 11072-16-5, FC 75, MFCD00014513, FC75, Heptafluorotetrahydro-2-(nonafluorobutyl)furan, Furan, heptafluorotetrahydro(nonafluorobutyl)-, Furan, heptafluorotetrahydro-2-(nonafluorobutyl)-, fluorinert fc-75, perfluoro-compound fc-75, Fluorocarbon 77, EINECS 206-389-5, EINECS 254-933-5, fluorinert(r) fc-75, UNII-MSL8VN7XHA, 2-Nonafluorobutyl-heptafluorotetrahydrofuran, SCHEMBL63047, fluorinert(tm) (fc-75)(r), fluorinert ™ (fc-75) (reg), perfluoro-2-n-butyltetrahydrofurane, exadecafluoro-2-butyltetrahydrofuran, perfluoro(2-n-butyltetrahydrofuran), AKOS005063731, FP60439, NS00011165, NS00112221, D92031, perfluoro-2-butyltetrahydrofuran fc-75 mixture, Perfluoro-2-butyltetrahydrofuran, mixture of isomers, Q5424695, Perfluoro-2-n-butyltetrahydrofurane (mixture of isomers)

Perfluoro-2-butyltetrahydrofuran is commonly employed as a heat transfer fluid in high-temperature electronic and optical systems due to its exceptional thermal stability. Its low surface tension and chemical inertness make it an ideal solvent for precision cleaning of delicate components in semiconductor manufacturing. Researchers also utilize this compound as a dielectric medium in electrochemical studies and as a carrier fluid in specialized analytical techniques.

Safety and Hazards

GHS Hazard Statements

• H315 (50%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (50%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (50%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
• H413 (50%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P261, P264, P264+P265, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Skin Irrit. 2 (50%)
• Eye Irrit. 2 (50%)
• STOT SE 3 (50%)
• Aquatic Chronic 4 (50%)

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