1-¬2-(phenylmethyl)phenyl piperazines and the method for preparing the same
CA 1298835 C · Owner: Ortiz, Jose A. · Inventors: Sacristan, Aurelio; Oguet, Rafael; Forne, Ernesto
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
1-?2-(phenylmethyl)phenyl? piperazine compounds of the formula (I):, (I), as well as their non-toxic acid addition salts are useful, as antidepressive agents. In this formula R1 is a hydrogen, atom, an alkyl group having 1-4 carbon atoms and a halogen atom. R2 is a hydrogen atom, an alkyl group having 1-4 carbon atoms, a halogen atom and alkoxy group having 1carbon atoms and R3 is a hydrogen atom or methyl group. A process for preparing these compounds comprises reaction of the corresponding 2-(phenylmethyl) aniline with a bis-(2laloethyl) amine.
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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 April 14, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 14, 2009.
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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.