The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 1987
Filed:
Oct. 21, 1985
Andre Esanu, Paris, FR;
Abstract
This invention relates to new 1,3-dihydro-6-[1-cyano-1-isopropyl-N-phenethyl-N-methyl-.omega.-aminoalkyl ]-7-hydroxy-furo-(3,4-c)-pyridine derivatives of the general formula ##STR1## wherein each of A.sub.1 and A.sub.2 independently represents various substituents and to pharmaceutically acceptable salts of said derivatives, to a process for the preparation of the same, comprising reacting, in stoichiometric proportions, at 15.degree.-65.degree. C., in dimethylsulphoxide, a 6-(1-cyano-2-methyl-propyl)-7-hydroxy-furo-(3,4-c)-pyridine derivative with the appropriate N-methyl-N-phenethyl-.omega.-aminoalkyl choride and, finally, to a therapeutic composition of matter comprising as an essential ingredient therein any of said compounds in an amount effective to act as a calcium antagonist or a serotonin antagonist together with an appropriate diluent or carrier.