Cholanic acid ring based 4-(trifluoroacetyl)phenyl derivatives, process for preparation and use thereof
US6177417A · kind A · utility
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18Claims
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Key dates
| Filing date | Jun 22, 1999 |
| Grant date | Jan 23, 2001 |
| Priority date | — |
| Expiry date | Jun 22, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J9/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a cholanic acid ring based 4-(trifluoroacetyl)phenyl derivatives of the following formula 1, process for preparation and use thereof. The cholanic acid ring based 4-(trifluoroacetyl)phenyl derivatives of the present invention may be used as a host material in the host-guest chemistry, in detail as a material for ion sensors, optical sensors, gas sensors, biosensors, chromatographies, photostimulated ion-binding resins, ion exchange resins and organic reactions. ##STR1## (In the above formula 1, R, R.sup.1, R.sup.2, R.sup.3 and n are defined in the specifications).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.