Description

Perfluoro-2-butyltetrahydrofuran (CAS No. 40464-54-8) is a high-purity fluorinated solvent with the molecular formula C₈F₁₆O and IUPAC name 2,2,3,3,4,4,5-heptafluoro-5-(1,1,2,2,3,3,4,4,4-nonafluorobutyl)oxolane. This perfluorinated compound is chemically inert, non-flammable, and thermally stable, making it ideal for demanding laboratory and industrial applications. It is commonly recognized under the trade name Fluorinert FC 75 and is valued for its exceptional dielectric properties, low surface tension, and high density. Suitable for use in electronics cooling, heat transfer fluids, and as a solvent in sensitive chemical reactions, this product is rigorously tested to ensure consistency and performance. Available in various packaging options to meet your research or production needs.

Properties

• CAS Number: 40464-54-8
• 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)

Application

Perfluoro-2-butyltetrahydrofuran is widely used as a heat transfer fluid in high-performance electronics cooling systems due to its thermal stability and dielectric properties. It serves as an inert solvent in fluorination reactions and other sensitive chemical processes where reactivity must be minimized. Additionally, its low surface tension and high density make it suitable for applications in analytical instrumentation, such as liquid immersion lithography and precision cleaning.

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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