摘要:
New indazolyl-(4)-oxypropanolamine compounds of the formula ##STR1## wherein R.sub.1 is hydrogen or lower alkyl; andR.sub.2 is straight-chain or branched lower alkyl which can be substituted by lower alkylthio;And the pharmacologically compatible salts thereof; are outstandingly effective adrenergic .beta.-receptor inhibitors and useful in the treatment or prevention of a recurrence of cardiac and circulatory diseases.
摘要:
The present invention provides pharmaceutical compositions containing N-substituted aziridine-2-carboxylic acid derivatives of the general formula: ##STR1## wherein X is a carboxyl, a cyano, an alkoxycarbonyl or an optionally substituted carbamoyl radical, R is a hydrogen atom, an aliphatic hydrocarbon radical which is saturated or can contain one or more unsaturations and can be substituted one or more times by halogen, alkoxy, hydroxyl, dialkylamino, dialkylaminoxy, cycloalkylamino, acylamino, acyl, nitro, alkylthio, alkylsulphinyl, alkylsulphonyl, cyano, carboxyl, alkoxycarbonyl or carbamoyl or by cycloalkyl or cycloalkenyl radicals optionally carrying alkyl, alkoxy or alkoxycarbonyl radicals, optionally interrupted by hetero atoms and optionally bridged, or by an aryl, hetaryl, aryloxy, arylthio, acyloxy, alkoxycarbonylamino or isothioureido radical, or R is a cycloalkyl or cycloalkenyl radical optionally substituted by alkyl, alkoxy or oxo groups, optionally interrupted by hetero atoms and optionally bridged, or is an aryl or hetaryl radical which can be substituted one or more times by halogen, alkoxy, alkyl, hydroxyl, alkoxycarbonyl, carbamoyl, dialkylamino, cycloalkylamino, acylamino, nitro, cyano, acyl, alkylthio, alkylsulphinyl, alkylsulphonyl, sulphamoyl, phenyl, trifluoromethyl, aryloxy, acyloxy or methylenedioxy radicals and R.sub.1 is a hydrogen atom or an alkyl or phenyl radical; and the pharmacologically acceptable salts thereof, in admixture with a pharmaceutical diluent or carrier. The present invention also provides, as new compounds, N-substituted aziridine-2-carboxylic acid derivatives of general formula (I') but with the proviso that when X is a carbamoyl or alkoxycarbonyl radical and R.sub.1 is a hydrogen atom, R is not a methyl, ethyl, isopropyl or benzyl radical; and the pharmacologically acceptable salts thereof, and also provides processes for the preparation of these new compounds. Furthermore, the present invention is concerned with the use of the compounds of general formula (I') and of the pharmacologically acceptable salts thereof for combating diseases associated with a weakening of the immune system.
摘要:
The present invention provides aryl ether derivatives of the general formula: ##STR1## wherein A is an oxygen atom or the group >N--R.sub.1, R.sub.1 being a hydrogen atom or a lower alkyl radical, R.sub.2 and R.sub.3, which can be the same or different, are hydrogen atoms or lower alkyl radicals, R.sub.4 is a hydrogen atom or a hydroxyl group, R.sub.5 is a hydrogen atom or an acyl radical, R.sub.7 is a hydrogen atom, a lower alkyl radical or a lower alkanoyl radical and R.sub.8 is a hydrogen atom, a lower alkyl radical, a lower alkoxy radical or a hydroxyl group; and the pharmacologically acceptable salts thereof.The present invention also provides a process for the preparation of these compounds and pharmaceutical compositions containing them. It is also concerned with the use of these compounds for combating allergic diseases.
摘要:
Novel 9-[3-(4-amino-piperidino)-propyl]-adenine derivatives of the formula ##STR1## wherein R.sub.1 is a hydrogen atom or a lower alkyl radical,R.sub.2 is a hydrogen atom, an aryl radical, a lower alkyl radical, a hydroxy lower alkyl radical, or together with R.sub.1 and the nitrogen atom to which they are attached form a heterocyclic ring, andR.sub.3 is a hydrogen atom or an acyl radical,or salts thereof with pharmacologically acceptable acids, characterized by anti-allergic, anti-inflammatory and anti-oedematous activity.
摘要:
New indole-2-carbaldehyde compounds of the formula ##STR1## wherein R.sub.1 is lower alkylR.sub.2 is hydrogen, halogen, or lower alkyl or alkoxy,With the proviso that when R.sub.2 is halogen or ethyl,R.sub.1 can also be hydrogenAnd the physiologically compatible derivatives thereof, are outstandingly effective in lowering excessive blood sugar in mammals.
摘要:
An N-phenoxyalkylpiperidine derivative of the formula ##STR1## wherein R.sub.1 is a hydrogen atom, an acyl radical or an optionally substituted aryl radical, R.sub.2 is a hydroxymethyl radical, a cyano group, an amidino group, an amidino group substituted by hydroxyl, a 1H tetrazol-5-yl radical or a --CO--R.sub.3 radical, R.sub.3 is a hydroxyl group, a lower alkoxy radical, an amino group, or an amino group substituted by a 1H-tetrazol-5-yl radical, X is an imino group or an oxymethyl radical, A is an alkylene radical containing 2 to 4 carbon atoms, and B is a valency bond or a 4-hydroxypyrimidin-2,5-diyl radical; or a pharmacologically acceptable salt thereof. The compounds exhibit anti-histaminic, anti-oedematous and anti-phlogistic activity.
摘要:
Phenoxyalkylcarboxylic acid compounds of the formula ##STR1## wherein R is hydrogen or lower alkylR.sub.1 is alkyl or aryl, aralkyl or aralkenyl radical, the aryl moiety of which can be substituted one or more times by halogen, hydroxyl, trifluoromethyl or lower alkyl, alkoxy or acylR.sub.2 and R.sub.3 are individually selected from hydrogen or lower alkyl, andn is 0, 1, 2 or 3and the physiologically acceptable salts, esters and amides thereof; are outstandingly effective in inhibiting thrombocyte aggregation.
摘要:
Novel phenoxyalkylcarboxylic acid compounds of the formula ##STR1## wherein B is a valency bond or a straight-chained or branched, saturated or unsaturated hydrocarbon radical containing up to 3 carbon atoms;N is 1 or 2 andR.sub.1, r.sub.2 and R.sub.3 are hydrogen or lower alkyl; and the pharmacologically compatible salts thereof; have been found to be outstandingly effective in lowering the serum lipid level and the cholesterol level in mammals without inducing undesired side effects and to possess excellent thrombocyte-aggregation inhibiting activity.
摘要翻译:式(I)的新型苯氧基烷基羧酸化合物,其中B是含有至多3个碳原子的价键或直链或支链,饱和或不饱和的烃基; N 1 OR 2,R 1,R 2和R 3为氢或低级烷基; 和其药理学上相容的盐; 已被发现在降低哺乳动物血清脂质水平和胆固醇水平而没有诱导不期望的副作用并且具有优异的血小板聚集抑制活性方面是非常有效的。
摘要:
A N.sup.6 -substituted-9-[3-(4-phenyl-piperazino)-propyl]-adenine of the formula ##STR1## wherein R.sub.1 is hydrogen or a lower alkyl radical, andR.sub.2 is a lower alkyl radical, a lower alkyl radical substituted by at least one of phenyl and hydroxyl, a lower alkenyl radical, a cycloalkyl radical or an aryl radical, orR.sub.1 and R.sub.2 together with the nitrogen atom to which they are attached form a piperidine, pyrrolidine or morpholine ring, andR.sub.3 is hydrogen, halogen, a lower alkyl radical or a lower alkoxy radical,Or a salt thereof with a pharmacologically compatible acid, which compounds are characterized by marked anti-edematous activity as well as by activity in reducing capillary permeability.
摘要:
New 4-hydroxy-benzimidazole compounds of the formula: ##EQU1## wherein R.sub.1 is straight-chained or branched alkyl andR.sub.2 is hydrogen atom or lower alkylAnd the pharmacologically compatible salts thereof; are outstandingly effective in the treatment and prophylaxis of cardiac and circulatory diseases, and provide substantially greater margins of safety than prior art adrenergic .beta.-receptor inhibitors.