5-phenyl-3-(piperidin-4-yl)-1,3,4-oxadiazol-2(3H)-one derivatives for use as 5-Ht4 or H3 receptor ligands

US5929089A · kind A · utility

Assignee

• Synthelabo · FR

Inventors

• Samir Jegham · Montferrier-sur-Lez, FR
• Alistair Lochead · Moissac, FR
• Frederic Galli · Vaucresson, FR
• Alain Nedelec · Colombes, FR
• Axelle Solignac · Paris, FR
• Laurence De Cruz · Joinville-le-Pont, FR

Key dates

• Filing date: May 8, 1998
• Grant date: Jul 27, 1999
• Expiry date: May 8, 2018

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D413/14
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Compounds corresponding to the general formula (I) ##STR1## in which R.sub.1 represents a (C.sub.1 -C.sub.4)alkyl or (C.sub.3 -C.sub.7)cycloalkylmethyl group, X.sub.1 represents a hydrogen or halogen atom or a (C.sub.1 -C.sub.4)alkoxy group or else OR.sub.1 and X.sub.1 together represent a group of formula -OCH.sub.2 O-, -O(CH.sub.2).sub.2 -, -O(CH.sub.2).sub.3 -, -O(CH.sub.2).sub.2 O- or -O(CH.sub.2).sub.3 O-, X.sub.2 represents a hydrogen atom or an amino group, X.sub.3 represents a hydrogen or halogen atom, and R.sub.2 represents either a hydrogen atom or an optionally substituted (C.sub.1 -C.sub.6) alkyl group or a phenyl (C.sub.1 -C.sub.4) alkyl group which is optionally substituted on the phenyl ring or a phenyl (C.sub.2 -C.sub.3) alkenyl group or a phenoxy (C.sub.2 -C.sub.4) alkyl group or a cyclo (C.sub.3 -C.sub.7) alkylmethyl group or a 2,3-dihydro-1H-inden-1-yl or 2,3-dihydro-1H-inden-2-yl group or a group of general formula -(CH.sub.2).sub.n CO-Z in which n represents a number from 1 to 6 and Z represents a piperidin-1-yl or 4-(dimethylamino)piperidin-1-yl group. Application in therapeutics.