Patent · US Expired

Azatetracycle compounds

US5140023A · kind A · utility

15Cited by
5References
52Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 12, 1991
Grant dateAug 18, 1992
Priority date
Expiry dateApr 12, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P25/28
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

An azatetracycle compound useful as 5 HT.sub.3 antagonists of the general formula ##STR1## wherein D is a tetracycle of the structure ##STR2## wherein Ar is an aromatic moiety and B is either NH or O.

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