Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1989-04-04
1990-07-10
Schwartz, Richard A.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514212, 514214, 514278, 514365, 514374, 514378, 514409, 540543, 546 18, 546 19, 548147, 548216, 548240, 548409, 548410, 548411, 548950, 548952, 548953, A61K 3155, C07D45100, C07D45300
Patent
active
049407031
ABSTRACT:
The present invention provides a compound of formula I or a salt or prodrug thereof: ##STR1## wherein the dotted line represents an optional chemical bond in one of the two possible positions;
A represents a group of formula II: ##STR2## in which R.sup.1 represents hydrogen, hydroxy, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.1-6 alkoxy, benzyloxy, hydroxy (C.sub.1-6)alkyl, halogen, amino, cyano, nitro, --CONR.sup.6 R.sup.7 or --SO.sub.2 NR.sup.6 R.sup.7, in which R.sup.6 and R.sup.7 independently represent hydrogen, halogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl or C.sub.2-6 alkynyl;
REFERENCES:
patent: 3646053 (1972-02-01), Poletto et al.
patent: 4104391 (1978-08-01), Cohen et al.
patent: 4203990 (1980-05-01), Yen
patent: 4342769 (1982-08-01), Steinman et al.
Baker Raymond
Kneen Clare O.
Saunders John
Swain Christopher
DiPrima Joseph F.
Merck Sharp & Dohme Limited
Nicholson William H.
Schwartz Richard A.
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