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:
Oct. 15, 1996
Filed:
Jan. 05, 1995
Marco Baroni, Vanzago, IT;
Umberto Guzzi, Milan, IT;
Antonina Giudice, Milan, IT;
Marco Landi, Bussero, IT;
Vivian Mazza, Legnano, IT;
SANOFI, Paris, FR;
Abstract
The present invention relates to new 1-heteroarylazetidines and new 1-heteroarylpyrrolidines endowed with 5-HT.sub.3 agonist activity of formula (I): ##STR1## in which A is --CH=CH--; R is hydrogen, halogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkylthio, cyano, carboxamido, trifluoromethyl, a vinyl group, a formyl group, a carboxyl group in free, salt or esterified form, hydroxyl, hydroxymethyl, mercapto, amino, mono- or di-(C.sub.1-4 alkyl)amino, aminomethyl, mono- or di(C.sub.1-4 alkyl)aminomethyl, 1-piperido, 1-pyrrolidino, 1-piperazino or 4-(C.sub.1-4 alkyl)-1-piperazino, where R may replace any one of the hydrogen atoms of the heteroaryl nucleus; R.sub.1 is hydrogen or a methyl group; R.sub.2 and R.sub.3, which are identical or different, are hydrogen or C.sub.1-4 alkyl; n is 1 or 2; m is 0 or 1; and m+n.gtoreq.2; and addition salts with inorganic or organic acids of the compounds of formula (I). The invention also relates to pharmaceutical compositions containing these compounds, as well as to methods of treatment or prophylaxis of disorders which involve the peripheral or central serotoninergic systems.