N-hydroxyurea derivatives as antiallergy and antiinflammatory ag

Details N-hydroxyurea derivatives as antiallergy and antiinflammatory ag N-hydroxyurea derivatives as antiallergy and antiinflammatory ag

1994-10-05

1995-11-07

Gerstl, Robert

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

514374, 548704, 548236, C07D26332, C07D27728, A61K 31425, A61K 3142

Patent

active

054648491

ABSTRACT:
Compounds of formula I ##STR1## or salts thereof, where R is alkyl, phenyl, phenoxy or substituted phenyl and phenoxy; X is S or O; n is an integer of 1 or 2; A is --CH.sub.2 -- or --CH(CH.sub.3)--; and B is hydrogen or methyl, useful as antiallergy and antiinflammatory agents.

REFERENCES:
patent: 4822809 (1989-04-01), Summers

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