Phenylalkanols and a process for their preparation
CA 1077962 A · Owner: Merck Patent Gesellschaft Mit Beschraenkter Haftung · Inventors: Wild, Albrecht; Gante, Joachim; Schacht, Erich
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel phenylalkanols are provided herein of the formula wherein Ar is phenyl or phenyl monosubstituted or disubstituted by F C1, Br and/or CH3, X is F, C1, Br, or in one preferred embodiment C -N, m is, O or 1, and n is 2 or 3. These phenylalkanols possess antiinflammatory activity. They can preferably be produced by treating a compound of formula, wherein Q is a functionally modified hydroxy group and Ar X, m and n, have the values given above with a solvolyzing agent.
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted May 20, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 20, 1997.
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Timeline
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Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.