1-methyl-2-(phenyl-oxymethyl)-5-nitroimidazoles
CA 1073917 A · Owner: Hoechst Aktiengesellschaft · Inventors: Winkelmann, Erhardt; Raether, Wolfgang
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention is directed to new 1-methyl-2-(phenyloxymethyl)-5-nitro-imidazoles of the formula I IMG> (I), wherein R1, R2 and R3 can be identical or different and represent hydrogen, straight-chain or branched alkyl having from 1 to 4 carbon atoms, or wherein R1 and R2 as alkylene chain together, with the nitrogen and carbon atom of the amidino group are con-, stituents of a pyrrolidine, piperidine or hexamethylene-imine ring or wherein R2 and R3 as alkylene chain together with the nitrogen atom of the ammidino group, are constituents of a pyrrolidine ppiperidine, morpholine or thiomorphiline ring and the salts, thereof with physiologically tolerable acids; and to a process for their …
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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 March 18, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 18, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
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.