Patent · US Expired

Methods for preparing n-substituted heterocyclic derivatives

US5559233A · kind A · utility

31Cited by
8References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1994
Grant dateSep 24, 1996
Priority date
Expiry dateJun 30, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D491/10
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to processes for preparing N-substituted heterocyclic compounds of formula (I) ##STR1##

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