Process for the preparation of n-(2-chloro-benzyl)2- (2-thienyl) ethylamine and intermediate compounds in this preparation
CA 1325215 C · Owner: Sanofi-Aventis · Inventors: Radisson, Joel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Company named : SANOFI, Inventor : RADISSON Jo?l Process for the preparation of N-(2-chlorobenzyl) 2-(2-thienyl) ethylamine and intermediate compounds in this preparation A B S T R A C T, The invention relates to a process for the preparation of the product of the formula, I, wherein an imine of formla II Ar1-CH2 -N = CH-Ar2 II, in which Ar1 and Ar2 are different and represent a 2-thenyl group or a 2-chlorophenyl group, is reduced by chemical or electrochemical means or by catalytic hydrogenation. Fig. None.
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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 December 14, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 14, 2010.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.