Patent · US Expired

Imidazo quinoline compounds useful as anti-allergy agents

US4656281A · kind A · utility

4Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 8, 1985
Grant dateApr 7, 1987
Priority date
Expiry dateMay 8, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D215/28
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The quinoline compounds being of the formula: ##STR1## and salts thereof, wherein R.sub.1 and R.sub.2 are independently hydrogen, lower alkyl, halo, trifluoromethyl, amino, lower alkyl amino, lower acylamino, cyano, aryl, aryl/lower alkylene, nitro, lower alkynyl, lower alkenyl, lower alkyl sulfinyl, lower alkyl sulfonyl, lower alkoxycarbonyl, carboxyl, lower alkoxy, lower alkanoyl, or lower alkenoyl, PA0 Y is nitrogen or R.sub.3 N wherein R.sub.3 is hydrogen, lower alkyl, alkenyl, alkynyl, aryl aralkyl, acyl, aminoalkyl, or carboxyalkyl, PA0 Z is nitrogen, PA0 X is cyano, carbalkoxyl, carboxyl, formyloximino, tetrazolyl, carbalkoxyalkyl or carboxyalkyl, and PA0 m is 0 or 1, are useful as medicinals, especially for treatment of asthma, and/or intermediates in the preparation of compounds useful for treating asthma.

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