The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 1987
Filed:
Jun. 15, 1984
James L Stanton, Ossining, NY (US);
Gary M Ksander, Carmel, NY (US);
Ciba-Geigy Corporation, Ardsley, NY (US);
Abstract
A compound of the formula ##STR1## wherein R.sub.1 and R.sub.6 independently represent hydroxy, C.sub.1 -C.sub.4 -alkoxy, substituted C.sub.1 -C.sub.4 - alkoxy, amino, or substituted amino, R.sub.2 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, or C.sub.2 -C.sub.4 -alkenyl, R.sub.3 represents cyclo-C.sub.3 -C.sub.6 -alkyl, phenyl, phenyl substituted by C.sub.1 -C.sub.4 -alkyl, halogen, nitro, or C.sub.1 -C.sub.4 -alkoxy, or cyclo-C.sub.3 -C.sub.6 -alkyl fused with benzene, or wherein R.sub.2 and R.sub.3 are connected and together with the adjacent --CH-group and the adjacent N-atom form a saturated or partially saturated, monocyclic, five- or six-membered heterocyclic group or form a saturated or partially saturated, bicyclic heterocyclic group containing five or six atoms per ring, R.sub.4 represents hydrogen or C.sub.1 -C.sub.4 -alkyl, and R.sub.5 represents an acyl group, are useful as antihypertensive and cardioactive agents. The invention also relates to processes for preparing the compounds of the formula I and to pharmaceutical compositions.