Description

((Perfluorobutyl)ethyl)trimethoxysilane (CAS 85877-79-8) is a highly specialized organofluorosilane compound with the molecular formula C₉H₁₃F₉O₃Si. This chemical features a unique perfluorobutyl segment coupled with a trimethoxysilane group, making it an exceptional candidate for surface modification applications. Its IUPAC name, trimethoxy(3,3,4,4,5,5,6,6,6-nonafluorohexyl)silane, reflects its precise molecular structure. The compound is characterized by its high fluorine content, which imparts remarkable hydrophobic, oleophobic, and chemical resistance properties. Ideal for researchers and scientists working in advanced materials science, this silane is commonly employed as a coupling agent or surface treatment reagent. It is particularly valued for its ability to bond inorganic substrates (e.g., glass, metals, or ceramics) with organic matrices, enhancing durability and performance. The product is supplied as a high-purity liquid, ensuring consistent results in demanding applications.

Properties

• CAS Number: 85877-79-8
• Complexity: 360
• IUPAC Name: trimethoxy(3,3,4,4,5,5,6,6,6-nonafluorohexyl)silane
• InChI: InChI=1S/C9H13F9O3Si/c1-19-22(20-2,21-3)5-4-6(10,11)7(12,13)8(14,15)9(16,17)18/h4-5H2,1-3H3
• InChI Key: IJROHELDTBDTPH-UHFFFAOYSA-N
• Exact Mass: 368.04902427
• Molecular Formula: C9H13F9O3Si
• Molecular Weight: 368.27
• SMILES: CO[Si](CCC(C(C(C(F)(F)F)(F)F)(F)F)(F)F)(OC)OC
• Topological: 27.7
• Monoisotopic Mass: 368.04902427
• Synonyms: NONAFLUOROHEXYLTRIMETHOXYSILANE, ((Perfluorobutyl)ethyl)trimethoxysilane, DTXSID10576342, DTXCID70527113, 468-970-1, 85877-79-8, Trimethoxy(3,3,4,4,5,5,6,6,6-nonafluorohexyl)silane, Trimethoxy(1H,1H,2H,2H-nonafluorohexyl)silane, Trimethoxy(1H,1H,2H,2H-perfluorohexyl)silane, MFCD08275518, C9H13F9O3Si, SCHEMBL1253273, AKOS022186733, FS-5080, s25248, 1H,1H,2H,2H-Nonafluorohexyltrimethoxysilane, CS-0188456, NS00077850, T2918, T73003, 3,3,4,4,5,5,6,6,6-nonafluorohexyltrimethoxysilane, Trimethoxy(1H,1H,2H,2H-nonafluorohexyl)silane, >/=97%

Application

((Perfluorobutyl)ethyl)trimethoxysilane is widely used as a surface modifier to impart water and oil repellency to materials such as textiles, ceramics, and metals. It serves as a key intermediate in the synthesis of fluorinated coatings, providing enhanced chemical resistance and durability. Researchers utilize this compound to functionalize nanoparticles or silica-based materials for specialized applications in nanotechnology. Its hydrolytic reactivity allows it to form stable bonds with hydroxyl-bearing surfaces, making it valuable in adhesion promotion.

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