Patent · US Expired

Novel benzopyran derivatives

US5447943A · kind A · utility

7Cited by
1References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 22, 1993
Grant dateSep 5, 1995
Priority date
Expiry dateJul 22, 2013

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P15/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compounds of the Formula: ##STR1## wherein: R.sup.1-7 are as defined in the specification. The compounds and salts exhibit useful pharmacological properties, including potassium channel activating properties and 5-lipoxygenase inhibiting properties, and in particular are useful as smooth muscle relaxants and bronchodilators.

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