Patent · US Expired

Preparation of substituted tetrahydropyridines

US5136040A · kind A · utility

13Cited by
9References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 26, 1991
Grant dateAug 4, 1992
Priority date
Expiry dateFeb 26, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D211/52
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing certain 1,3,4,4-tetrasubstituted-1,2,3,4-tetrahydropyridines is provided as well as certain 4-carbonate-1,3,4-trisubstituted-piperidines.

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