Abstract: Compounds of the formula ##STR1## and their salts, in which R.sub.1, is a C.sub.1 -C.sub.7 aliphatic hydrocarbon radical; X.sub.1 is --CO; X.sub.2 is a divalent aliphatic hydrocarbon radical which comprises an ethyl group and an alkylene of 2 to 6 carbon atoms; R.sub.2 is hydroxy, carboxy or alkoxycarbonyl in which alkoxy is from 1 to 7 carbon atoms; X.sub.3 is a divalent aliphatic hydrocarbon; R.sub.3 is carboxyl or 5-tetrazolyl; and the rings A and B independently of one another are otherwise unsubstituted; can be prepared in a known manner and may be used as active ingredients for medicaments.

Abstract: Compounds of the formula ##STR1## in which R.sub.1 is an aliphatic hydrocarbon radical which is unsubstituted or substituted by halogen or hydroxyl, or a cycloaliphatic or araliphatic hydrocarbon radical; X.sub.1 is CO, SO.sub.2, or --O--C(.dbd.O)-- with the carbon atom of the carbonyl group being attached to the nitrogen atom shown in formula I; X.sub.2 is a divalent aliphatic hydrocarbon radical which is unsubstituted or substituted by hydroxyl, carboxyl, amino, guanidino or a cycloaliphatic or aromatic radical, or is a divalent cycloaliphatic hydrocarbon radical, it being possible for a carbon atom of the aliphatic hydrocarbon radical to be additionally bridged by a divalent aliphatic hydrocarbon radical; R.sub.2 is carboxyl which, if desired, is esterified or amidated, substituted or unsubstituted amino, formyl which, if desired, is acetalized, 1H-tetrazol-5-yl, pyridyl, hydroxyl which, if desired, is etherified, S(O).sub.

Abstract: Biphenylyl compounds of formula ##STR1## wherein the variables R.sub.1, R.sub.2, R.sub.3, p, q and X and the rings A and B are as defined in claim 1, in free form or in salt form, can be prepared in a manner known per se and can be used, for example, as active ingredients in medicaments.

Abstract: The invention relates to novel 1,4-dihydropyridine-3-carboxylic acid phenoxyaliphatylphenyleneoxyalkyl esters of the formula ##STR1## in which Ac represents an acyl group, X represents oxy or optionally substituted imino, A represents a divalent aliphatic hydrocarbon radical interrupted by a group --X.sub.1 --Ph--X.sub.2 -- in which at least one of the radicals X.sub.1 and X.sub.2 represents oxy and a radical X.sub.1 or X.sub.2 that is other than oxy represents a direct bond, and Ph represents an optionally substituted phenylene radical, and R represents an optionally substituted phenyl, pyridyl or 1-oxidopyridyl, (1,3-dioxa)indanyl or benzofurazanyl radical, R.sub.1 represents an optionally substituted phenyl or indolyl radical, R.sub.2 represents an aliphatic hydrocarbon radical and R.sub.3 represents an aliphatic radical, cyano or amino, and acid addition salts thereof.

Abstract: Derivatives of 3-aminopropane-1,2-diol of the formula ##STR1## in which Ar represents optionally substituted aryl,n represents the number 0 or 1, andalk represents alkylene having 2 to 5 carbon atoms, the nitrogen atom and the oxygen atom, or, if n is zero, the phenyl radical, being separated from one another by at least two carbon atoms, andR.sub.1 and R.sub.2, independently of one another, each represents hydrogen or lower alkyl, or together they represent lower alkylene, oxa-lower alkylene, thia-lower alkylene, aza-lower alkylene or N-lower alkyl-aza-lower alkylene,and salts of such compounds, processes for their manufacture, medicaments containing the new compounds and their use for the treatment of Angina pectoris and cardiac arrhythmia, and as blood pressure-reducing agents, as well as for the treatment of reactive or endogenic states of depression.

Abstract: Derivatives of 3-aminopropan-1,2-diol of the formula ##STR1## in which Ar represents optionally substituted aryl,n represents the number 0 or 1, andalk represents alkylene having 2 to 5 carbon atoms, the nitrogen atom and the oxygen atom, or, if n is zero, the phenyl radical, being separated from one another by at least two carbon atoms, andR.sub.1 and R.sub.2, independently of one another, each represents hydrogen or lower alkyl, or together they represent lower alkylene, oxa-lower alkylene, thia-lower alkylene, aza-lower alkylene or N-lower alkyl-aza-lower alkylene,and salts of such compounds, processes for their manufacture, medicaments containing the new compounds and their use for the treatment of Angina pectoris and cardiac arrhythmia, and as blood pressure-reducing agents, as well as for the treatment of reactive or endogenic states of depression.

Abstract: The invention relates to novel substituted phenyl ethers of the formula ##STR1## in which Ar represents a mono- or bi-cyclic carbocyclic aryl radical, or a mono- or bi-cyclic heterocyclic aryl radical bonded to a phenylene radical by way of a ring carbon atom,Ph represents a phenylene radical,n has the value 0 to 1 andalk represents alkylene having from 2 to 5 carbon atoms, the nitrogen atom and the oxygen atom or, if n is 0, the aromatic radical being separated from each other by at least two carbon atoms in the unbranched chain, andR.sub.1 and R.sub.2 each represents, independently of the other, hydrogen or lower alkyl, or together represent lower alkylene, oxa-lower alkylene, thia-lower alkylene, aza-lower alkylene or N-lower alkyl-aza-lower alkylene,and salts thereof, especially pharmaceutically acceptable non-toxic acid addition salts. Such compounds possess, on the one hand, blocking properties towards .beta.-adrenergic receptors and can therefore be used as .beta.

Abstract: Derivatives of 3-aminopropane-1,2-diol of the formula ##STR1## in which Ar represents optionally substituted aryl,n represents the number 0 or 1, andalk represents alkylene having 2 to 5 carbon atoms, the nitrogen atom and the oxygen atom, or, if n is zero, the phenyl radical, being separated from one another by at least two carbon atoms, andR.sub.1 and R.sub.2, independently of one another, each represents hydrogen or lower alkyl, or together they represent lower alkylene, oxa-lower alkylene, thia-lower alkylene, aza-lower alkylene or N-lower alkyl-aza-lower alkylene,and salts of such compounds, processes for their manufacture, medicaments containing the new compounds and their use for the treatment of Angina pectoris and cardiac arrhythmia, and as blood pressure-reducing agents, as well as for the treatment of reactive or endogenic states of depression.

Abstract: The invention relates to novel N-alkylated aminoalcohols of the formula ##STR1## in which Ar is a radical of aromatic character which is unsubstituted or substituted by hydroxyl, n has the values nought or 1 and Alk is an alkylene radical having 2 to 5 carbon atoms and the nitrogen atom and the oxygen atom or, if n is nought, the salicylamide radical are separated from one another by at least two carbon atoms in the straight-chain, and their salts. The main action of the novel compounds consists in a stimulation of cardiac .beta.-receptors; the compounds also effect a blockage of adrenergic .alpha.-receptors and a lowering in the blood pressure. They can therefore be used as .beta.-stimulators, especially as agents having a positively inotropic action for the treatment of cardiac insufficiency.

Abstract: A compound of the formula ##STR1## in which R.sub.1 denotes optionally substituted lower alkyl which is optionally branched at the linking carbon atom, R.sub.2 represents hydrogen or lower alkanoyl and R.sub.3 is a group of the formula --R.sub.3.sup.a --(R.sub.3.sup.b).sub.n -- (Ia), in which R.sub.3.sup.a represents the radical of the formula --N(R.sub.4)-- or --O-- and R.sub.4 represents hydrogen or lower alkyl, R.sub.3.sup.b denotes the radical of the formula --CH.sub.2 -- or, if R.sub.3.sup.a represents --N(R.sub.4)--, denotes the radical of the formula --C(.dbd.O)-- and n represents nought or 1, and a group of the formula Ia, in which n represents 1, can be linked to the carbonyl group of the carbamoyl grouping either via the group R.sub.3.sup.a or the group R.sub.3.sup.b, or acid addition salts thereof, which can be used pharmaceutically can be used as beta-receptor blocking agents for the treatment of disorders in the cardiac rhythm and coronary heart diseases.

Abstract: Piperidines of the formula ##STR1## in which R.sub.1 is a substituted or unsubstituted heteroaryl radical, alk.sub.1 and alk.sub.2 independently of one another are lower alkylene radicals, each of which separates by 2 carbon atoms the nitrogen atom bonded thereto from the methane group bonded thereto, R.sub.2 is a free or acylated hydroxyl group, Ph is a substituted or unsubstituted o-phenylene radical, n is 0 or 1, R.sub.3 is a hydrogen atom, a lower alkyl radical or a hydroxyl group and R.sub.5 is a lower alkyl radical or a hydrogen atom, or R.sub.3 and R.sub.5 together are a second bond and R.sub.4 and R.sub.6 are each a hydrogen atom, or R.sub.4 together with R.sub.3 is an oxo group, R.sub.5 is a lower alkyl radical or a hydrogen atom and R.sub.6 is a hydrogen atom, or R.sub.6 together with R.sub.5 is an oxo group, R.sub.3 is a hydrogen atom, a lower alkyl radical or a hydroxyl group and R.sub.4 is a hydrogen atom, or salts thereof are antihypertensive and antiarrhythmic agents.

Abstract: The invention relates to novel piperidino-propanols, especially 1-(3-heterocyclyloxy-2-hydroxy-propanol)-4-(N-diazcyclyl)-piperidines of the formula ##STR1## in which R.sub.1 is a substituted or unsubstituted heteroaryl radical, R.sub.2 is hydrogen or a substituted or unsubstituted aliphatic, cycloaliphatic, cycloaliphatic-aliphatic or araliphatic hydrocarbon radical or an acyl radical and alk is lower alkylene which separates the two nitrogen atoms from one another by 2 or 3 carbon atoms, or is a substituted or unsubstituted 1,2-phenylene radical, and salts thereof, as well as processes for their preparation, and also to pharmaceutical preparations containing these compounds and the use thereof, preferably in the form of pharmaceutical preparations as antihypertensive agents, antitachycardiac agents and .alpha.-sympathicolytic agents.

Abstract: A process known per se for the manufacture of oxygenated N-aryl-diazacyclic compounds of the formula ##STR1## wherein each of R.sub.1 and R.sub.2 represents a substituted or unsubstituted aryl group and alk represents a lower alkylene group which separates both nitrogen atoms from each other by 2 or 3 carbon atoms, or salts thereof.The novel compounds can be used as antihypertensives, antitachycardiac agents and .alpha.-receptor blockers.

Abstract: Heterocyclic compounds of the formula ##STR1## wherein Het denotes optionally substituted pyridazinyl, pyrimidinyl, pyrazinyl or substituted pyridyl, R.sub.1 is hydrogen or methyl and R.sub.2 is lower alkyl, optionally substituted phenyl-lower alkyl, carboxy-lower alkyl or functionally modified carboxy-lower alkyl, their condensation products with aldehydes, ketones or carbonic acid and their N-oxides, which are valuable (cardioselective) .beta.-rezeptor blocking agents, and/or (cardioselective) .beta.-rezeptor-stimulants.

Abstract: A process known per se for the manufacture of oxygenated N-aryl-diazacyclic compounds of the formula ##STR1## wherein EACH OF R.sub.1 and R.sub.2 represents a substituted or unsubstituted aryl group and alk represents a lower alkylene group which separates both nitrogen atoms from each other by 2 or 3 carbon atoms, or salts thereof.The novel compounds can be used as antihypertensives, antitachycardiac agents and .alpha.-receptor blockers.

Abstract: A compound of the formula ##STR1## in which R.sub.1 denotes optionally substituted lower akyl which is optionally branched at the linking carbon atom, R.sub.2 represents hydrogen or lower alkanoyl and R.sub.3 is a group of the formula --R.sub.3.sup.a -(R.sub.3.sup.b).sub.n -- (Ia), in which R.sub.3.sup.1 represents the radical of the formula --N(R.sub.4)-- or --O-- and R.sub.4 represents hydrogen or lower alkyl, R.sub.3.sup.b denotes the radical of the formula --CH.sub.2 -- or, if R.sub.3.sup.a represents --N(R.sub.4)--, denotes the radical of the formula --C(.dbd.O)-- and n represents nought or 1, and a group of the formula Ia, in which n represents 1, can be linked to the carbonyl group of the carbamoyl grouping either via the group R.sub.3.sup.a or the group R.sub.3.sup.b, or acid addition salts thereof, which can be used pharmaceutically can be used as beta-receptor blocking agents for the treatment of disorders in the cardiac rhythm and coronary heart diseases.

Abstract: Compounds of the formula ##STR1## WHEREIN Ar.sub.1 and Ar.sub.2 denote an optionally substituted aromatic hydrocarbon radical or a monocyclic, monoazacyclic or diazacyclic radical of aromatic character and Alk represents lower alkylene, or salts thereof, exhibit .beta.-receptor-blocking, blood pressure-lowering and vasodilatory effects and are useful for example in the treatment of arrythmias and angina pectoris, and as blood pressure-lowering agents.

Abstract: Heterocyclic compounds of the formula ##STR1## wherein Het denotes optionally substituted pyridazinyl, pyrimidinyl, pyrazinyl or substituted pyridyl, R.sub.1 is hydrogen or methyl and R.sub.2 is lower alkyl, optionally substituted phenyl-lower alkyl, carboxy-lower alkyl or functionally modified carboxy-lower alkyl, their condensation products with aldehydes, ketones or carbonic acid and their N-oxides, which are valuable (cardioselective) .beta.-rezeptor blocking agents, and/or (cardioselective) .beta.-rezeptor-stimulants.

Abstract: Piperidines of the formula ##STR1## in which R.sub.1 stands for optionally substituted aryl, R.sub.2 for hydrogen, lower alkyl, lower alkenyl, acyl or .alpha.-aryl-lower alkyl, R.sub.3 for a free or substituted hydroxyl group, alk for lower alkylene which separates the two nitrogen atoms by 2 or 3 carbon atoms, R.sub.4 represents hydrogen or lower alkyl and n represents an integer from 1 to 4, and their salts as well as processes for their manufacture and pharmaceutical compositions comprising such compounds, and a process for lowering the blood pressure wherein such compositions are administered to a warm-blooded host.

Abstract: Piperidines of the formula ##STR1## in which R.sub.1 stands for optionally substituted aryl, R.sub.2 for hydrogen, lower alkyl, lower alkenyl, acyl or .alpha.-aryl-lower alkyl, R.sub.3 for a free or substituted hydroxyl group, alk for lower alkylene which separates the two nitrogen atoms by 2 or 3 carbon atoms, R.sub.4 represents hydrogen or lower alkyl and n represents an integer from 1 to 4, and their salts as well as processes for their manufacture and pharmaceutical compositions comprising such compounds, and a process for lowering the blood pressure wherein such compositions are administered to a warm-blooded host.