Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Parasitic organism or component thereof or substance...
Patent
1975-07-21
1979-12-04
Ford, John M.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Parasitic organism or component thereof or substance...
26032612R, 26032616, 546201, 546212, 546214, 546224, 546244, 546273, A61K 31445, C07D40106
Patent
active
041772792
ABSTRACT:
The invention provides compounds of general formula I ##STR1## and pharmaceutically acceptable acid addition and quaternary ammonium salts thereof, wherein R represents hydrogen or lower alkyl, R.sup.1 represents hydrogen or lower alkyl, R.sup.2 represents hydrogen or lower alkyl, R.sup.3 represents hydrogen, halogen, lower alkoxy, hydroxy, or lower alkyl, R.sup.4 represents hydrogen, lower alkyl, cycloalkyl of 5 to 7 carbon atoms, thienyl, furyl, phenyl; phenyl mono- or disubstituted by halogen, lower alkyl, lower alkoxy, hydroxy or trifluoromethyl; or benzoyl, halobenzoyl, lower alkanoyl, cycloalkanoyl of 6 to 8 carbon atoms, or thienoyl, A represents an alkylene, mono- or diketo- or hydroxy-alkylene radical having from 1 to 5 carbon atoms and X is oxygen or sulphur.
The compounds exhibit action on the cardiovascular system particularly hypotensive and/or anti-hypertensive activity.
REFERENCES:
patent: 3183235 (1965-05-01), Zenitz
patent: 3217011 (1965-11-01), Zenitz
patent: 3527761 (1970-09-01), Archibald et al.
patent: 3655674 (1972-04-01), Archibald
Archibald John L.
Jackson John L.
Ford John M.
John Wyeth & Brother Ltd.
Schwartz Richard A.
Wilfond Arthur E.
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