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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any cation formed by a silicon atom with three bonds, having the general formula R3Si+


silyl +‎ -ium (Wiktionary)


  • With research support from the Department of Energy, Sloan Foundation, and Research Corporation, Ozerov identified a new catalytic process for a class of carborane-silylium compounds that causes the bonds in representative HFCs to react at room temperature, swapping their carbon-fluorine bonds for carbon-hydrogen bonds.

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  • The silylium catalyst performs the critical task of breaking the C-F bond by abstracting the fluoride from the fluorocarbon and attaching it to a silicon atom.

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