Patent · US Expired

Preparation of 3,4,4-trisubstituted-piperidinyl-N-alkylcarboxylates and intermediates

US5434171A · kind A · utility

79Cited by
2References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 1993
Grant dateJul 18, 1995
Priority date
Expiry dateDec 8, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D211/22
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention relates to a process for preparing certain 3,4,4-trisubstituted-piperidinyl-N-alkylcarboxylates, intermediates, and congeners. Finally, the invention provides new 3,4,4-trisubstituted-piperidinyl-N-alkylcarboxylates with formulations and methods for using the compounds.

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