Description

3-Methoxyperfluoro(2-methylpentane) (CAS No. 132182-92-4) is a highly fluorinated organic compound with the molecular formula C₇H₃F₁₃O. Its IUPAC name is 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)pentane. This specialty chemical features a unique perfluorinated backbone with a methoxy substituent, offering exceptional thermal stability, chemical inertness, and hydrophobic properties. It is particularly valuable in advanced material science, electronics, and precision cleaning applications due to its low surface tension and high dielectric strength. Supplied as a high-purity liquid, it is rigorously tested for consistency and performance in demanding environments.

Properties

• CAS Number: 132182-92-4
• Complexity: 361
• IUPAC Name: 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)pentane
• InChI: InChI=1S/C7H3F13O/c1-21-4(11,3(9,10)7(18,19)20)2(8,5(12,13)14)6(15,16)17/h1H3
• InChI Key: QKAGYSDHEJITFV-UHFFFAOYSA-N
• Exact Mass: 349.9976308
• Molecular Formula: C7H3F13O
• Molecular Weight: 350.08
• SMILES: COC(C(C(F)(F)F)(C(F)(F)F)F)(C(C(F)(F)F)(F)F)F
• Topological: 9.2
• Monoisotopic Mass: 349.9976308
• Synonyms: 132182-92-4, Pentane, 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)-, 3-Methoxyperfluoro(2-methylpentane), 1,1,1,2,2,3,4,5,5,5-Decafluoro-3-methoxy-4-(trifluoromethyl)pentane, DTXSID20881338, DTXCID301022585, 459-520-5, 603-554-7, 1,1,1,2,3,4,4,5,5,5-Decafluoro-3-methoxy-2-(trifluoromethyl)pentane, Pentane,1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)-, 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)-pentane, MFCD07784227, SCHEMBL69418, C7H3F13O, AKOS015911184, FD98553, AS-72660, D4484, NS00018755, E78810

Application

3-Methoxyperfluoro(2-methylpentane) is widely used as a solvent or additive in electronics manufacturing for its excellent dielectric and heat-transfer properties. It serves as a precision cleaning agent for sensitive optical and semiconductor components due to its low residue and non-flammability. Researchers also explore its potential in fluoropolymer synthesis and as a hydrophobic coating agent for specialized materials.

Safety and Hazards

GHS Hazard Statements

• H315 (66.7%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (66.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (66.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P271, 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 (66.7%)
• Eye Irrit. 2 (66.7%)
• STOT SE 3 (66.7%)

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