Patent · US Expired

Process for production of piperidine derivatives

US6458958B1 · kind B1 · utility

6Cited by
26References
42Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 9, 2000
Grant dateOct 1, 2002
Priority date
Expiry dateSep 1, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D211/46
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a method for preparing piperidine derivative compounds by converting, with a piperidine compound, regioisomers having the formula: where Z is —CG1G2G3; G1, G2, and G3 are the same or different and are selected from the group consisting of OR8, SR8, and NR8R9; and R8, and R9 are the same or different and are selected from the group consisting of hydrogen, an alkyl moiety, and an aryl moiety.

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