Abstract: Novel tricyclic aminoalkyl derivatives are disclosed which are characterized by valuable pharmacological activities and namely by cardiac and circulatory activities. The tricyclic aminoalkyl derivatives are compounds of the formula: ##STR1## wherein X is an oxygen or a sulfur atom, a saturated or unsaturated, straight chain or branched alkylene group containing up to 3 carbon atoms, an oxymethylene, thiamethylene or thiaethylene group or a valency bond, R.sub.1 is hydrogen, halogen, alkyl, alkoxy or trifluoromethyl, R.sub.2 is hydrogen or hydroxyl, R.sub.3 is hydrogen or together with R.sub.2 represents a further valency bond, R.sub.4 and R.sub.
Type:
Grant
Filed:
September 22, 1972
Date of Patent:
January 24, 1978
Assignee:
C.F. Boehringer & Soehne GmbH
Inventors:
Werner Winter, Max Thiel, Kurt Stach, deceased, by Werner Plattner, administrator, Wolfgang Schaumann, Karl Dietmann