Silyl cations and process for making them
US5880306A · kind A · utility
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17Claims
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Inventor
Key dates
| Filing date | Aug 26, 1997 |
| Grant date | Mar 9, 1999 |
| Priority date | — |
| Expiry date | Aug 26, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F7/0896
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Silyl cation of the formula Si.sup.+ R.sub.2 R' wherein R denotes a hydrogen, a hydrocarbon or fluorine and R' denotes a norbornyl or cyclopentenyl containing substituent is free of co-ordination with a solvent and is stable at a temperature of upto at least 40.degree.C. Also disclosed is a compound consisting of the cation and a borate or carborane anion, a composition comprising the cation and a solvent and a process for making the cation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.