Patent · US Expired

Process of preparing enantiomers of carbazole derivatives

US5618947A · kind A · utility

6Cited by
1References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1995
Grant dateApr 8, 1997
Priority date
Expiry dateJul 18, 2015

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P43/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A (+) or (-) enantiomer of a compound of formula (I) wherein R.sup.4 is methyl or ethyl, or a salt, solvate or hydrate thereof, processes for preparing said compounds and pharmaceutical compositions containing them. Compounds of formula (+) are 5-HT.sub.1 -like agonists.

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