Description

Ethyl perfluoroisobutyl ether (CAS 163702-06-5) is a high-purity fluorinated ether compound with the molecular formula C₆H₅F₉O and IUPAC name 1-ethoxy-1,1,2,3,3,3-hexafluoro-2-(trifluoromethyl)propane. This specialty chemical is characterized by its exceptional thermal and chemical stability, low surface tension, and high dielectric strength, making it ideal for advanced applications in electronics, coatings, and precision cleaning. Its unique perfluorinated structure ensures compatibility with demanding environments, including high-temperature and corrosive conditions. Available in rigorously tested batches with certificates of analysis (CoA) to guarantee ≥98% purity, this product is packaged under inert gas to maintain integrity. Suitable for research, industrial R&D, and high-tech manufacturing processes.

Properties

• CAS Number: 163702-06-5
• Complexity: 225
• IUPAC Name: 1-ethoxy-1,1,2,3,3,3-hexafluoro-2-(trifluoromethyl)propane
• InChI: InChI=1S/C6H5F9O/c1-2-16-6(14,15)3(7,4(8,9)10)5(11,12)13/h2H2,1H3
• InChI Key: SQEGLLMNIBLLNQ-UHFFFAOYSA-N
• Exact Mass: 264.01966824
• Molecular Formula: C6H5F9O
• Molecular Weight: 264.09
• SMILES: CCOC(C(C(F)(F)F)(C(F)(F)F)F)(F)F
• Topological: 9.2
• Monoisotopic Mass: 264.01966824
• Physical Description: Clear colorless liquid; Low odor;
• Vapor Pressure: 109.0 [mmHg]
• Synonyms: 163702-06-5, ethyl perfluoroisobutyl ether, Propane, 2-(ethoxydifluoromethyl)-1,1,1,2,3,3,3-heptafluoro-, UNII-G60AS0OTNS, G60AS0OTNS, ethyl nonafluoroisobutyl ether, 2-(ethoxydifluoromethyl)-1,1,1,2,3,3,3-heptafluoropropane, L14752 DEVELOPMENTAL MATERIAL, ETHYL PERFLUOROISOBUTYL ETHER [INCI], Propane, 2(ethoxydifluoromethyl)1,1,1,2,3,3,3heptafluoro, 639-027-3, 927-942-3, 1-ethoxy-1,1,2,3,3,3-hexafluoro-2-(trifluoromethyl)propane, perfluoroisobutyl ethyl ether, SCHEMBL33966, nonafluoroisobutyl ethyl ether, (CF3)2CFCF2OC2H5, DTXSID5073119, 2-Trfluoromethylpropyl ethyl ether, NS00008225, ETHYL PERFLUOROBUTYL ETHER(3M? Novec? 7200), Q27278812, 1-ethoxy-1,1,2,3,3,3-hexafluoro-2-(trifluoromethyl)propane??

Application

Ethyl perfluoroisobutyl ether is primarily used as a dielectric fluid in high-voltage electronics due to its excellent insulating properties. It serves as a solvent in precision cleaning applications for sensitive optical and electronic components, leaving no residue. The compound is also investigated as a heat transfer fluid in specialized cooling systems and as a surfactant modifier in fluoropolymer synthesis.

Safety and Hazards

GHS Hazard Statements

• H319 (92.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Precautionary Statements

• P264+P265, P280, P305+P351+P338, and P337+P317

Hazard Classes and Categories

• Eye Irrit. 2 (92.7%)

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