Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1989-04-28
1991-01-15
Ford, John M.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
544182, C07D253075, A61K 3153
Patent
active
049854275
ABSTRACT:
Compounds of formula (I) ##STR1## wherein R.sup.1 is selected from the group consisting of hydrogen, halogen, hydroxy, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, phenylC.sub.1-3 alkoxy (in which the phenyl group is optionally substituted by a substituent selected from halogen, C.sub.1-3 alkyl, C.sub.1-3 alkoxy and hydroxy), nitro, trifluoromethyl, cyano, --CO.sub.2 R.sup.3 (wherein R.sup.3 is selected from hydrogen and C.sub.1-4 alkyl) and --CONR.sup.4 R.sup.5 (wherein R.sup.4 and R.sup.5 are each independently selected from hydrogen and C.sub.1-4 alkyl, or R.sup.4 and R.sup.5 together with the nitrogen atom to which they are attached form a saturated 5- to 7- membered ring, which ring optionally contains one or more groups or atoms selected from oxygen, sulphur, --NH-- and --N(CH.sub.3)--); and R.sup.2 is selected from the group consisting of hydrogen, halogen, hydroxy, C.sub.1-6 alkyl and C.sub.1-6 alkoxy; and salts thereof are inhibitors of the enzyme 5-lipoxygenase.
Processes for preparing the compounds of formula (I) and compositions containing them are also described.
REFERENCES:
Busch, Chem. Ber., 1903, 36, 3877-3890.
Heberlein, Annalen, 1898, 301, 58-69.
Ellis Frank
Naylor Alan
Wallis Christopher J.
Waterhouse Ian
Ford John M.
Glaxo Group Limited
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