Patent · US Expired

Derivatives of bicyclic aminoacids agents containing these compounds and their use

US4933361A · kind A · utility

11Cited by
21References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 28, 1989
Grant dateJun 12, 1990
Priority date
Expiry dateApr 28, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K38/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Disclosed are cis, exo- and trans-compounds of the formula I ##STR1## in which n denotes 0, 1 or 2, R.sub.1 denotes hydrogen, (C.sub.1 -C.sub.6)-alkyl which can optionally be substituted by amino, (C.sub.1 -C.sub.4)-acyl- or bezoylamino, (C.sub.2 -C.sub.6)-alkenyl, (C.sub.5 -C.sub.9)-cycloalkyl, (C.sub.5 -C.sub.9)-cycloalkenyl, (C.sub.5 -C.sub.7)-cycloalkyl-(C.sub.1 -C.sub.4)-alkyl, aryl or partially hydrogenated aryl, which can, in each case, be substituted by (C.sub.1 -C.sub.2)-alkyl, (C.sub.1 -C.sub.2)-alkoxy or halogen, aryl-(C.sub.1 -C.sub.4)-alkyl, /which can be substituted as defined previously in the aryl radical/, a monocyclic or bicyclic sulfur or nitrogen and/or nitrogen heterocyclic radical, or a side chain of naturally occurring aminoacid, R.sub.2 denotes hydrogen, (C.sub.1 -C.sub.6)-alkyl, (C.sub.2 -C.sub.6)-alkenyl or aryl-(C.sub.1 -C.sub.4)-alkyl, Y denotes hydrogen or hydroxyl, Z denotes hydrogen or Y and Z together denote oxygen, X denotes (C.sub.1 -C.sub.6)-alkyl, (C.sub.2 -C.sub.6)-alkenyl, (C.sub.6 -C.sub.9)-cycloalkyl or aryl which can be mono-, di- or tri- substituted by (C.sub.1 -C.sub.4)-alkyl, (C.sub.1 -C.sub.4)-alkoxy, hydroxyl, halogen, nitro, amino, (C.…

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