Patent · US Expired

Piperidine derivatives, their preparation and their application in therapeutics

US5418241A · kind A · utility

74Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 27, 1993
Grant dateMay 23, 1995
Priority date
Expiry dateSep 27, 2013

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P25/28
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention provides a compound which is a piperidine derivative of formula (I) ##STR1## in which R.sub.1 is hydrogen or straight or branched (C.sub.1 -C.sub.6) alkyl, R.sub.2 is hydrogen or straight or branched (C.sub.1 -C.sub.8) alkyl, Z and Z.sub.1 which may be the same or different, each is hydrogen, chlorine, hydroxyl, amino, nitro, hydroxymethyl, (C.sub.1 -C.sub.2) alkyl, (C.sub.1 -C.sub.8) alkoxy straight or branched (C.sub.1 -C.sub.5) alkoxycarbonyl or aryl (C.sub.1 -C.sub.2) alkoxy, Z is in position 4, 6 or 7 and Z and Z.sub.1 cannot both be hydrogen, or its addition salt with a pharmaceutically acceptable acid and its therapeutic application.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.