Abstract: The present invention discloses a quinoline derivative and salt thereof of the following general formula: ##STR1## (wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and n have the same meanings as defined above). Such a derivative is useful as an antiulcer agent.

Abstract: A compound for promoting livestock production and for controlling obesity in humans and animals, of the formula ##STR1## in which A represents .dbd.CH-- or .dbd.N--,R.sup.0 represents hydrogen or methyl,R.sup.1 and R.sup.3 each independently represents hydrogen, hydroxyl, halogen, cyano, alkyl, halogenoalkyl, hydroxyalkyl, alkoxycarbonyl, aminocarbonyl, mono- and dialkylaminocarbonyl, alkoxy, halogenoalkoxy, halogenoalkylthio, NHSO.sub.2 -alkyl,R.sup.2 represents hydrogen, hydroxyl, alkoxy or the radical --NR.sup.5 R.sup.6,R.sup.4 represents hydrogen, C.sub.1 -C.sub.10 -alkyl which is optionally substituted by hydroxyl, halogen, alkoxy, acyloxy or the radical --NR.sup.7 R.sup.8, or represents the radical COR.sup.9 or the radical --O--Z--R.sup.10,Z represents C.sub.1 -C.sub.10 -alkylene, -alkenylene or alkynylene,R.sup.5 represents hydrogen or alkyl,R.sup.6 represents hydrogen, alkyl, halogenoalkyl or acyl, or R.sup.5 and R.sup.

Abstract: Quinolinecarboxylic acid derivatives of the formula: ##STR1## where R.sup.1 and R.sup.2 are identical or different and each is independently of the other hydrogen or halogen,R.sup.3 is C.sub.1 -C.sub.13 -alkoxy, C.sub.1 -C.sub.8 -monoalkylamino or di(C.sub.1 -C.sub.8 alkyl)amino andR.sup.4 and R.sup.5 are identical or different and each is independently of the other hydrogen, C.sub.1 -C.sub.13 -alkyl or C.sub.1 -C.sub.13 -alkoxy,with the proviso that R.sup.3 is not methoxy or ethoxy when at the same time R.sup.1, R.sup.2, R.sup.4 and R.sup.5 are each hydrogen, are useful as color formers for preparing pressure-sensitive papers.

Abstract: Disclosed is a process for preparation of an amino acid, such as phenylalanine, with a high degree of optical purity. The process makes use of the same amino acid as a chiral template.

Abstract: A compound which is an ethanol or ethanone derivative of general formula (I) ##STR1## in which X represents CO or CHOH, or is an addition salt thereof with an acid, and, when X represents CHOH, is in the form of a pure enantiomer or a mixture of enantiomers, can be used for the treatment and prevention of cerebral disorders.

Abstract: 7-(substituted)piperazinyl-1-ethyl-6-fluoro-4-oxo-3-quinolinecarboxylic acids, the pharmacologically acceptable salts thereof, compositions containing them, processes and intermediates for producing them, and methods of using them to treat bacterial infections in warm-blooded animals.

Abstract: Compounds of formula (I): ##STR1## with R.sub.1, R.sub.2, U, X, Y, Z, n, m, p and r as defined in the description.Medicinal products.

Abstract: There are described compounds of the formula ##STR1## where n is 1, 2 or 3;R.sub.1 is hydrogen, formyl, loweralkylcarbonyl, arylloweralkylcarbonyl, loweralkyl, arylloweralkyl, ##STR2## R.sub.5 and R.sub.6 being independently loweralkyl or alternatively the group ##STR3## taken as a whole is ##STR4## R.sub.2 is hydrogen, loweralkyl, loweralkenyl, arylloweralkyl, --CH.sub.2 C.tbd.CH, ##STR5## R.sub.7 and R.sub.8 being independently loweralkyl or alternatively the group ##STR6## taken as a whole is ##STR7## R.sub.3 is hydrogen is loweralkyl; and R.sub.4 is hydrogen or loweralkyl;which compounds are useful as analgesic agents and also for treating various memory dysfunctions.

Abstract: This invention provides the single species (-)-(S)-4-(3,4-dihydroxyphenyl)-7, 8-dihydroxy-1,2,3,4-tetrahydroisoquinoline hydrochloride hydrate, which is useful as a nephrovascular dilator.

Abstract: A compound of the formula: ##STR1## wherein R.sup.1 is hydrogen, or C.sub.1 14 C.sub.6 alkyl; n is an integer of from 2 to 3; Z.sup.1 is phenyl, benzyl, or isoxazolyl and each is optionally substituted by a halogen, a methoxy, or a methyl group; Z.sup.2 is hydrogen, C.sub.1 -C.sub.5 alkyl, allyl, unsubstituted phenyl, or phenyl substituted by halogen, methyl, or methoxy; orZ.sub.1 and Z.sub.2 are taken together with the adjacent nitrogen atom to form triazolyl, imidazolyl or pyrazolyl; or a pharmaceutically acceptable acid addition salt thereof.

Abstract: The invention relates to new 7-(2,7-Diazabicyclo[3.3.0]octyl)-3-quinolone- and -naphthyridonecarboxylic acid derivatives, processes for their preparation, and antibacterial agents and feed additives containing them.

Abstract: Cyclohexenone derivatives of the general formula I ##STR1## where the substituents have the following meanings: R.sup.1 substituted or unsubstituted C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -alkenyl or C.sub.3 -C.sub.6 -alkynyl, phenyl, benzyl or thenyl;R.sup.2 substituted or unsubstituted C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl or phenyl;R.sup.3 hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.10 -alkylcarbonyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.1 -C.sub.4 -trialkylsilyl, C.sub.1 -C.sub.4 -dialkylphosphonyl, C.sub.1 -C.sub.4 -dialkylthiophosphonyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkenylcarbonyl, C.sub.3 -C.sub.6 -alkynyl orsubstituted or unsubstituted benzoyl- or phenylsulfonyl;R.sup.4 hydrogen, cyano, halogen, C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -alkoxycarbonyl;A a substituted or unsubstituted C.sub.1 -C.sub.

Abstract: Compounds of the formula ##STR1## wherein: R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.6, and R.sub.7 are independently hydrogen or lower alkyl.R.sub.5 is hydrogen, lower alkyl, rad alkanoyl having 1 to 6 carbon atoms.Y is OH or OM wherein M is a pharmaceutically acceptable cation, andn is an integer from 0 to 1, andX.sub.1 and X.sub.2 are independently (CR.sub.8 R.sub.9).sub.mwherein R.sub.8 and R.sub.9 are independently hydrogen or lower alkyl and m is an integer from 1 to 5 are potent angiotensin converting enzyme inhibitors and possess antihypertensive activity.

Abstract: Isoquinoline compounds, compositions containing them and their use in the inhibition of gastric acid secretion in mammals. A compound of the invention is 1-[(2-Methoxyphenylmethyl)amino]isoquinoline hydrochloride.

Abstract: The invention relates to novel, herbicidally active 2-[4-(5-trifluoromethyl-2-pyridyloxy)phenoxy]-propionic acid derivatives of the general formula (I), ##STR1## The invention also relates to herbicide compositions containing the compounds of the general formula (I) as active ingredients as well as to a process for the preparation of these compounds and compositions.

Abstract: A process for the preparation of a 3-amino-2-chloro-4-alkylpyridine of the formula: ##STR1## wherein R is alkyl of from one to three carbon atoms, an intermediate in the preparation of certain 5,11-dihydro-6H-dipyrido[3,2-b:2',3'-e][1,4]diazepine compounds useful in the prevention and treatment of HIV infection.

Abstract: Substituted 1,2,3,6-tetrahydropyridines are described, as well as methods for the preparation and pharmaceutical composition of same, which are useful as central nervous system agents and are particularly useful as dopaminergic, antipsychotic, and antihypertensive agents as well as for treating hyperprolactinaemia-related conditions and central nervous system disorders.

Abstract: Compounds of formula (I): ##STR1## wherein R.sup.1 and R.sup.2 is each --R.sup.5, --CH.dbd.CH--R.sup.5 or --C.tbd.C--R.sup.5, wherein R.sup.5 is optionally substituted aryl or aromatic heterocyclic; R.sup.3 is hydrogen, alkyl, cyano or --R.sup.5 ; X is oxygen or sulfur; A is 1,4-piperazin-1,4-diyl or a 1,4-homopiperazin-1,4-diyl; B' is alkylene, carbonyl, thiocarbonyl, sulfinyl or sulfonyl; and R.sup.4 is optionally substituted phenyl and pharmaceutically acceptable salts thereof have valuable PAF antagonist activity, and may be prepared by reacting a compound containing the piperazine or homopiperazine part of the molecular with a compound containing the other part of the molecule.

Abstract: Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxlyic acid derivatives of the formula ##STR1## in which Y represents a carboxyl group, a nitrile group, an ester group --COOR.sup.1 or an acid amide group --CONR.sup.2 R.sup.3,X.sup.1 represents hydrogen nitro, alkyl or halogenX.sup.4 can be hydrogen or halogen, or alkyl,R.sup.4 and R.sup.5, together with the nitrogen atom to which they are bonded, form a 5- or 6-membered heterocyclic ring which can additionally contain the atoms or groups --O--, --S--, --SO--, --SO.sub.2 --, ##STR2## as ring members or the group ##STR3## can also represent a ring system of the structure ##STR4## which can optionally be substituted on the ring carbons by methyl and pharmaceutically usable hydrates, salts or esters thereof.These compounds have a high antibacterial activity and are therefore suitable as active compounds for human and veterinary medicine.

Abstract: A compound of the formula (I): ##STR1## wherein X is --CH.sub.2 -CH.sub.2 -- or --CH.dbd.CH--,Y is ##STR2## Z is an oxygen or sulfur atom, R.sup.1 and R.sup.2 are independently a hydrogen atom, an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group and ring A is an optionally substituted 6-membered homocyclic ring,or its ester or salt which is useful as an inhibitory agent for the biosynthesis of the cholesterol.