5-(w-phenethylamino-alkyl)-4,5,6,7-tetrahydro-thieno- (3,2-c)-pyridine derivatives
CA 1292233 C · Owner: Societe De Conseils De Recherches Et D'Applications Scientifiques (S.C.R .A.S.) · Inventors: Esanu, Andre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to new derivatives of 5(.omega.-phenethylamino-alkyl)-4,5,6,7-tetrahydro-thieno-(3,2-c)pyridine of the formula, wherein n is an integer of from 2 to 5 R1 represents a, hydrogen atom or a 3,4-dimethoxyphenyl group R2 represents a, hydrogen atom, an alkyl group having up to 4 carbon atoms or a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group and R3 represents two or three methoxy groups to therapeutically, acceptable salts thereof to a process for the preparation of, these derivatives comprising condensing a 5-(.omega. -chloroalkyl)- 4,5,6,7- tetrahydro- thieno- (3,2-c)- pyridine with the appropriate phenethyl derivative at from 90 to 130°C under nitrogen circulation …
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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 November 19, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 19, 2008.
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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.