Prodrugs of 3,4-hydroxy benzoyloxypropanolamines

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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5142378, 514330, 514374, 514451, 514452, 514428, 514487, 544162, 546237, 548215, 548237, 548538, 549372, 549425, 549487, 560110, A61K 3124, C07C10148

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active

048974170

ABSTRACT:
In accordance with the present invention, disclosed herein are compounds of the formula ##STR1## wherein R is straight or branched loweralkyl, R.sub.1 is hydrogen, straight or branched loweralkyl, lowercycloalkyl, amino, loweralkoxy or acylamino, and R.sub.2 is straight or branched loweralkyl, amino, cyclohexyl, morpholino, piperidino, tetrahydrofuranyl, dihydrofuranyl, tetrahydropyranyl, dioxolanyl, 2,2-dimethyl dioxolanyl, dioxanyl, pyrrolidinyl, tetrahydrooxazolyl, and dihydrooxazolyl, and pharmaceutically acceptable salts thereof. The compounds are useful in the treatment of glaucoma.

REFERENCES:
patent: 4195085 (1980-03-01), Stone
patent: 4402974 (1983-09-01), Matier et al.
patent: 4405642 (1983-09-01), Kam et al.
patent: 4579867 (1986-01-01), Escobar
patent: 4582855 (1986-04-01), Kam et al.
patent: 4661513 (1987-04-01), Berthold

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