摘要:
The invention relates to new 2H-azeto[2,1-a]isoquinoline derivatives of formula (I) ##STR1## wherein R.sup.1 and R.sup.2 represent hydroxyl or alkoxy having from 1 to 6 carbon atoms,R.sup.3 is hydroxyl, halogen or an ##STR2## group, whereinX is oxygen or sulfur,R.sup.4 is optionally substituted phenyl,and acid addition, metal and quaternary salts thereof.According to the invention the new compounds are prepared by cyclization of the corresponding compounds of formula (II), ##STR3## wherein R.sup.1, R.sup.2 and R.sup.3 are as defined above, and Hal is halogen.Compounds of formula (I) are pharmaceutically active, in particular are potent analgesic and antipyretic agents.
摘要:
The invention relates to new aminopropanol derivatives of the formula (I) ##STR1## wherein R.sub.1 is halogen, trihalomethyl, alkoxy having from one to 3 carbon atoms or alkyl having from one to 3 carbon atoms,R.sub.2 is alkyl having from one to 3 carbon atoms, andR.sub.3 is cycloalkyl having from 3 to 6 carbon atoms, orR.sub.2 and R.sub.3 together with the nitrogen they are attached to form an up to 8 membered ring optionally containing oxygen or a further nitrogen as an additional hetero atom, and optionally substituted with alkyl having from one to 4 carbon atoms or benzyl,and acid addition and quaternary ammonium salts thereof.According to another aspect of the invention there are provided processes for the preparation of these compounds.The new compounds are suitable for the treatment of acute ethanolic intoxication. Pharmaceutical compositions containing them are also within the scope of the invention.
摘要:
The invention relates to new carbamyloxybenzhydrol derivatives of the formula (I) ##STR1## wherein R.sub.1 is hydrogen, halogen, trihalomethyl, alkyl having from one to 4 carbon atoms or alkoxy having from one to 4 carbon atoms;R.sub.2 is hydrogen or an R.sub.3 --NH--COO-- group;R.sub.3 is alkyl having from one to 6 carbon atoms, cycloalkyl having up to 7 carbon atoms, or phenyl, optionally substituted with one or more halogen(s).The compounds of the formula (I) show antilipaemic activity and can therefore be used in therapy for treating hyperlipaemia and coronary diseases. Pharmaceutical compositions containing them as active ingredient are also within the scope of the invention.
摘要:
The invention relates to new optically active or racemic 5-phenyl-1,3,4,5-tetrahydro-2H-1,4-benzodiazepin-2-one derivatives of the general formula (I) ##STR1## wherein R.sup.1 stands for hydrogen, halogen, trifluoromethyl or a nitro group;R.sup.2 stands for hydrogen or alkyl having 1 to 6 carbon atoms;R.sup.3 represents a group conventionally attached to the --CH(NH.sub.2)--COOH group of the known optically active or racemic .alpha.-amino-acids, preferably an optionally substituted lower alkyl group;R.sup.4 is hydrogen, chlorocarbonyl or carbamoyl; andX is hydrogen, halogen or trifluoromethyl, with the proviso that if in the racemic compounds R.sup.4 stands for hydrogen R.sup.3 is other than alkyl having 1 to 6 carbon atoms, in which the centers of asymmetry in the 3- and 5-positions have the same absolute configuration, and pharmaceutically acceptable acid addition salts thereof, and a process for their preparation. The new compounds show valuable enzyme inducing activity and can therefore be employed as active ingredients of pharmaceutical compositions, which are also within the scope of the present invention.
摘要:
Novel Angiotensin II peptides of the formula:X-Arg-Val-Tyr-Ile-His-Pio-Ywhere X is hydroxyacetyl or .alpha.-hydroxypropyl and Y is leucyl, isoleucyl, alanyl or threonyl or an acid addition salt or a complex thereof are disclosed and a process for the preparation thereof are disclosed having the ability to lower renal hypertension.
摘要:
3-[4-(2'-Pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxybenzoyloxy)-propane or a pharmaceutically acceptable acid-addition salt thereof in a composition with anti-arrhythmic activity.
摘要:
Angiotensin II analog of the formula IX-Arg-Val-Tyr-Ile-His-Pro-Y (I)whereinX is a radical derived from an aliphatic .alpha.-aminooxy-carboxylic acid andY is a radical derived from an aliphatic .alpha.-amino-carboxylic acid,and acid addition salts and complexes thereof with antagonistic properties useful in the diagnosis and treatment of hypertensions depending on renin.
摘要:
Curare-type salts of the formula ##STR1## WHEREIN Ac is an alkyl carbonyl group containing 1 to 4 carbon atoms in the alkyl moiety and one ofR.sub.1 and R.sub.2, is a methylene group and the other is a group of the formula >N-R.sub.2 wherein R.sub.2 is an alkyl group containing 1 to 3 carbon atoms,A is halogen andR.sub.3 is an alkyl group containing 1 to 4 carbon atoms, or an alkyl group; andA process for the preparation thereof are disclosed.
摘要:
A heart and vasotropic pharmaceutical of the formula: ##STR1## wherein R represents a hydrogen atom or an acyl group, preferably a C.sub.1-15 alkylcarbonyl, C.sub.2-6 alkenylcarbonyl, or a phenyl- (C.sub.1-5)-alkylcarbonyl group or a benzoyl group optionally substituted with halogen, trihalomethyl, C.sub.1-4 or nitroAnd pharmaceutically acceptable acid addition and quaternary salts thereof.
摘要:
New compounds of the general formula (I), ##STR1## wherein R.sub.1 and R.sub.2 each stand for a saturated or unsaturated, straight-chained or branched alkyl group, an aralkyl group, a saturated or unsaturated cycloalkyl group or an aryl group, orR.sub.1 and R.sub.2 together with the adjacent nitrogen atom may form an optionally substituted heterocyclic group optionally containing a further oxygen or nitrogen hetero atom,But if R.sub.1 stands for methyl, R.sub.2 may only stand for a group other than methyl, are prepared by reacting a compound of the general formula ##STR2## wherein X stands for halogen, with a secondary amine of the general formula (III),r.sub.1 --nh--r.sub.2 (iii)wherein R.sub.1 and R.sub.2 each have the same meanings as defined above.The new compounds of the general formula (I), as well as their pharmaceutical acceptable acid addition salts or quaternary ammonium salts are active primarily in the induction of liver microsomal enzyme, but they also possess antipyretic activity.