Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1991-12-02
1993-05-04
Ivy, C. Warren
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514351, 546300, 546301, 546302, C07D21176, C07D21172, A01K 3144
Patent
active
052082466
ABSTRACT:
The present invention relates to new tetralones having the formula I: ##STR1## wherein: R.sup.1 and R.sup.2 represent hydrogen, halogen, cyano, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, trifluoromethyl, pentafluoroethyl, ethynyl, trimethylsilylethynyl, C.sub.1-4 alkylcarbonylamino being the amino optionally substituted by a C.sub.1-4 alkyl group; R.sup.3 is hydrogen or C.sub.1-4 alkyl, and R.sup.4 is C.sub.1-4 alkyl, or R.sup.3 and R.sup.4 together form a C.sub.2-5 polymethylene chain; either R.sup.5 represents hydroxyl, acetoxy or formyloxy and R.sup.6 and R.sup.7 are both hydrogen, or R.sup.5 together with R.sup.6 form a carbonyl group and R.sup.7 is hydrogen, or R.sup.5 and R.sup.7 together form a bond and R.sup.6 is hydrogen; R.sup.8 is, among others, 1,2-dihydro-2-oxo-1-pyridyl, 2,3-dihydro-1-oxo-1H-isoindol-2-yl, 2-oxo-1-pyrrolidinyl, 2-oxo-1-pyperidinyl. The invention also relates to a procedure for their preparation and to pharmaceutical compositions containing them. These compounds are antihypertensive and bronchodilator agents.
REFERENCES:
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Almansa Carmen
Bartroli Javier
Carceller Elena
Gonzpalez Concepcion
Torres Carmen
Ivy C. Warren
J. Uriach & Cia.
Spivack Phyllis G.
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