Having -c(=x)-, Wherein X Is Chalcogen, Bonded Directly To The Carbocyclic Ring Patents (Class 546/161)
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Patent number: 5091392Abstract: A quinolin-2-yl-methoxy)phenylacyl-sulphonamide or -cyanamide of the formula ##STR1## in which A, B, D, E, F and G are identical or different andrepresent hydrogen, hydroxyl, halogen, carboxyl, nitro, trifluoromethyl, trifluoromethoxy or a group of the formula --NH.sup.3 R.sup.4, in whichR.sup.3 and R.sup.4 are identical or different and denote hydrogen, straight-chain or branched alkyl having up to 8 carbon atoms or aryl having 6 to 10 carbon atoms,represent straight-chain or branched alkyl, alkoxy or alkoxycarbonyl in each case having up to 12 carbon atoms,represent aryl having 6 to 10 carbon atoms,R.sup.1 represents cycloalkyl having 3 to 8 carbon atoms,R.sup.2 represents hydrogen orstraight-chain or branched alkyl having up to 10 carbon atoms,represents an alkali metal,represents cycloalkyl having 3 to 8 carbon atoms,X represents a group of the formula --SO.sub.2 --R.sup.5, in whichR.sup.Type: GrantFiled: May 1, 1990Date of Patent: February 25, 1992Assignee: Bayer AktiengesellschaftInventors: Siegfried Raddatz, Klaus-Helmut Mohrs, Romanis Fruchtmann, Christian Kohlsdorfer, Pia Theisen-Popp, Reiner Muller-Peddinghaus
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Patent number: 5089504Abstract: Substituted 4-aminoquinazoline derivatives of the formula: ##STR1## in which R.sup.1 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkoxyC.sub.1-6 alkyl, C.sub.3-6 cycloalkyl, C.sub.3-6 cycloalkylC.sub.1-6 alkyl, phenylC.sub.1-6 alkyl, the phenyl group being optionally substituted;R.sup.2 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, amino, C.sub.1-6 alkylthio, halogen, cyano, hydroxy, carbamoyl, carboxy, C.sub.1-6 alkanoyl or trifluoromethyl;m is 1 to 3;p is 0 to 4;R.sup.3 is COR.sup.4 ;R.sup.4 is hydroxy, C.sub.1-6 alkoxy, or NR.sup.5 R.sup.6 ;R.sup.5 and R.sup.6 are each hydrogen or C.sub.1-6 alkyl or together with the nitrogen atom to which they are attached form a heterocyclic ring; andR.sup.7 is hydrogen, C.sub.1-6 alkoxy or C.sub.1-6 alkyl;or a salt thereof.Type: GrantFiled: February 23, 1989Date of Patent: February 18, 1992Assignee: SmithKline Beckman Intercredit B.V.Inventors: Robert J. Ife, Thomas H. Brown, Colin A. Leach
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Patent number: 5089498Abstract: Substituted 4-aminiquinazoline derivatives of the formula: ##STR1## in which R.sup.1 hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkoxyC.sub.1-6 alkyl, C.sub.3-6 cycloalkyl, C.sub.3-6 cycloalkylC.sub.1-6 alkyl, phenylC.sub.1-6 alkyl, the phenyl group being optionally substituted;R.sup.2 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, amino, C.sub.1-6 alkylthio, halogen, cyano, hydroxy, carbamoyl, carboxy, C.sub.1-6 alkanoyl or trifluromethyl;m is 1 to 3;p is 0 to 4;R.sup.3 is COR.sup.4 ;R.sup.4 is hydroxy, C.sub.1-6 alkoxy, or NR.sup.5 R.sup.6 ;R.sup.5 and R.sup.6 are each hydrogen or C.sub.1-6 alkyl or together with the nitrogen atom to which they are attached form a heterocyclic ring; andR.sup.7 is hydrogen, C.sub.1-6 alkoxy or C.sub.1-6 alkyl;or a salt thereof.Type: GrantFiled: February 23, 1989Date of Patent: February 18, 1992Assignee: SmithKline Beckman Intercredit B.V.Inventors: Robert J. Ife, Thomas H. Brown, Colin A. Leach
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Patent number: 5082848Abstract: Substituted 4-aminoquinoline derivatives of the formula: ##STR1## wherein R.sup.1 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxyC.sub.1-6 alkyl; C.sub.3-6 cycloalkyl, C.sub.3-6 cycloalkyl-C.sub.1-6 alkyl, phenyl C.sub.1-6 alkyl, the phenyl groups being optionally substituted;R.sup.2 is hydroxy C.sub.1-6 alkyl, C.sub.1-6 alkoxyC.sub.1-6 alkyl or two adjacent groups R.sup.2 together form a C.sub.1-4 alkylenedioxy group;R.sup.3 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, amino, C.sub.1-6 alkylthio, halogen, cyano, hydroxy, C1-6alkanoyl, or trifluromethyl;R.sup.4 is hydrogen, C.sub.1-6 alkyl, phenyl, C.sub.1-6 alkoxy, C.sub.1-6 alkylthio, C.sub.1-6 alkanoyl, amino, C.sub.1-6 alkylamino, di- C.sub.1-6 alkyl amino, halogen, or trifluromethyl;n is 1 or 2;q is 0 to 4;m is 1, 2, or 3; andp is 1, 2, 3, or 4 provided that m+p is not greater than 5;or a salt thereof are useful as inhibitors of gastric acid secretion.Type: GrantFiled: February 23, 1989Date of Patent: January 21, 1992Assignee: Smith Kline & French Laboratories, Ltd.Inventors: Robert J. Ife, Thomas H. Brown, Colin A. Leach
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Patent number: 5082841Abstract: Aminoquinoline derivatives are described as inhibitors of the H.sup.+ K.sup.+ ATPase enzyme useful in the treatment of gastric acidity. A compound of the invention is 3-butyryl-4-(2-methylphenylamino)-8-(3-dimethylaminopropoxy)quinoline.Type: GrantFiled: August 7, 1990Date of Patent: January 21, 1992Assignee: SmithKline Beecham Intercredit B.V.Inventors: Thomas H. Brown, Robert J. Ife, Colin A. Leach
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Patent number: 5008276Abstract: Fungicidal compounds of the formula (I): ##STR1## and stereoisomers thereof, wherein K is oxygen or sulphur; Z is optionally substituted aryl or optionally substituted heteroaryl; X is O, S(O).sub.n, NR.sup.4, CR.sup.1 R.sup.2, CHR.sup.5, CO, CR.sup.1 (OR.sup.2), C.dbd.CR.sup.1 R.sup.2, CHR.sup.1 CHR.sup.2, CR.sup.1 .dbd.CR.sup.2, CHR.sup.1 CR.sup.2 .dbd.CH, C.dbd.C, OCHR.sup.1, CHR.sup.1 O, OCHR.sup.1 O, S(O).sub.n CHR.sup.1, S(O).sub.n CHR.sup.1 O, CHR.sup.1 S(O).sub.n, CHR.sup.1 OSO.sub.2, NR.sup.4 CHR.sup.1, CHR.sup.1 NR.sup.4, CO.sub.2, O.sub.2 C, SO.sub.2 O, OSO.sub.2, CO.CO, COCHR.sup.1, COCHR.sup.1 O, CHR.sup.1 CO, CHOH.CHR.sup.1, CHR.sup.1.CHOH, ##STR2## CONR.sup.4, OCONR.sup.4, NR.sup.4 CO, CSNR.sup.4, OCS.NR.sup.4, SCO.NR.sup.4, NR.sup.4 CO.sub.2, NR.sup.4 CS, NR.sup.4 CSO, NR.sup.4 COS, NR.sup.4 CONR.sup.4, S(O).sub.n NR.sup.4, NR.sup.4 S(O).sub.n, CS.sub.2, S.sub.2 C, CO.S, SCO, N.dbd.N, N.dbd.CR.sup.1, CR.sup.1 .dbd.N, CHR.sup.1 CHR.sup.2 CH(OH), CHR.sup.1 OCO, CHR.sup.1 SCO, CHR.sup.1 NR.sup.Type: GrantFiled: October 17, 1988Date of Patent: April 16, 1991Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Stephen P. Heaney, Kenneth Anderton
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Patent number: 4806550Abstract: This invention relates to novel substituted 4-aminoquinoline derivatives which are inhibitors of gastric acid secretion in mammals. A compound of the invention is 3-butyryl-4-(2-methylphenylamino)-8-methoxyquinoline.Type: GrantFiled: May 12, 1988Date of Patent: February 21, 1989Assignee: SmithKline & French Laboratories LimitedInventors: Robert J. Ife, Thomas H. Brown, Colin A. Leach
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Patent number: 4806549Abstract: This invention relates to novel substituted 4-aminoquinoline derivatives which are inhibitors of gastric acid secretion in mammals. A compound of the invention is 3-butyryl-4-(2-methylphenylamino)-8-methoxyquinoline.Type: GrantFiled: September 3, 1987Date of Patent: February 21, 1989Assignee: Smith Kline & French Laboratories LimitedInventors: Robert J. Ife, Thomas H. Brown, Colin A. Leach
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Patent number: 4789677Abstract: New compounds having the formula I ##STR1## where one of A and B is CH or N, the other of A and B is CH, Q is lower alkylene, R is lower alkyl, X.sub.1 is halogen or trifluoromethyl and X.sub.2 and X.sub.3 are independently selected from hydrogen, halogen, trifluoromethyl, lower alkoxy and lower alkyl and the pharmaceutically acceptable acid additions are disclosed as anti-hypertensive agents. New compounds having the formula II ##STR2## where Q, R, X.sub.2 and X.sub.3 are as explained above and n is 0 or 1 and their acid addition salts are useful as intermediates.Type: GrantFiled: September 2, 1987Date of Patent: December 6, 1988Assignee: John Wyeth and Brothers LimitedInventors: John T. A. Boyle, Richard S. Todd
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Patent number: 4769461Abstract: There are disclosed compounds of the formula ##STR1## wherein W represents a covalent bond or ##STR2## X is N or CR.sup.2 ; Y is O, S, NR.sup.2 or C(R.sup.2).sub.2 when n=0, or N or CR.sup.2 when n=1Z is ##STR3## R.sup.1 is hydrogen, lower alkyl, trifluoromethyl, nitro, hydroxy, lower alkoxy, mercapto, loweralkylthio or halo;R.sup.2 is hydrogen or lower alkyl;n is 0-1;m is 1-6 with the proviso that m is 0-5 when W represents a covalent bond;and the pharmaceutically acceptable salts thereof, and their use in the treatment of leukotriene-mediated naso-bronchial obstructive airpassageway conditions, such as allergic rhinitis, allergic bronchial asthma and the like, in psoriasis, ulcerative colitis, rheumatoid arthritis as well as in other immediate hypersensitivity reactions.Type: GrantFiled: September 16, 1986Date of Patent: September 6, 1988Assignee: American Home Products CorporationInventors: John H. Musser, Dennis M. Kubrak
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Patent number: 4767767Abstract: 2-amino-benzoic acid derivatives, method for making the same as well as its use for therapeutical purposes are proposed. The general formula of 2-amino-benzoic acid derivatives is ##STR1## wherein R represents chlorine or trifluoromethyl,R' is of general formula ##STR2## wherein n=0 or 1, m=4, 5, 6, 2-tetrahydropyranyl-methyl, benzyloxymethyl, benzoyloxymethyl of 1(3H)-isobenzofuranone-3-yl.The compounds show an outstanding analgesic and anti-inflammatory activity and a low toxicity.Type: GrantFiled: July 17, 1987Date of Patent: August 30, 1988Assignee: Ferrer Internacional S.A.Inventors: Rafael Foguet, Ernesto Forne, Jose Ortiz, Aurelio Sacristan
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Patent number: 4735952Abstract: This invention provides a piperidine compound of the formula: ##STR1## wherein R.sup.1 is hydrogen or trihalomethyl,R.sup.2 is hydrogen or protected carboxy,R.sup.3 is heterocyclic group or aryl which may be halogen substituted, andX is --S--, ##STR2## --O--, --NH-- or lower alkylene which may be hydroxy substituted, and pharmaceutically acceptable salt thereof, These compounds possess hypotensive activity and are useful as anti-hypertensive agents. The invention further relates to processes for the preparation of these compounds and pharmaceutical compositions comprising compounds of the above formula.Type: GrantFiled: January 24, 1986Date of Patent: April 5, 1988Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Ikuo Ueda, Masaaki Matsuo, Kiyoshi Taniguchi, Takatomo Ogahara
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Patent number: 4686220Abstract: This disclosure describes certain substituted piperazine-1,4-naphthalenediones useful as anti-asthmatic agents.Type: GrantFiled: December 19, 1985Date of Patent: August 11, 1987Assignee: American Cyanamid CompanyInventors: Jeffrey B. Medwid, Lawrence W. Torley, Andrew S. Tomcufcik
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Patent number: 4617389Abstract: Antineoplastic compounds of the formula, IIa, ##STR1## wherein: Y is hydrogen or lower alkyl; and Z is a lower alkoxy substituted quinolinylamino radical, a cyano substituted pyrazolylamino radical or a mono- or di-lower alkyl substituted thiazolamino radical, ora nitrogen-containing heterocyclic radical, ora cyano, phenyl, carboxamido or lower alkoxycarbonyl substituted 1-aziridinyl radical ora lower alkyl, formyl or acetylphenyl substituted 1-piperazinyl radical, oran hydroxy or piperidyl substituted 1-piperidyl radical, ora lower alkoxy, amino or halo substituted pyridylamino radical, ora carboxamido, mercapto or methylenedioxy substituted anilino radical, ora radical of the formula, ##STR2## wherein R is hydrogen or lower alkyl and R" is a nitrogen-containing heterocyclic radical, ora butyrolactonyl radical, oran adamantyl radical, ora mono- lower alkoxy substituted phenyl radical, ora substituted lower alkyl radical selected from the group consisting of mercapto lower alkyl, carboxy lower alkyl, mono-, dType: GrantFiled: December 15, 1983Date of Patent: October 14, 1986Assignee: University Patents, Inc.Inventor: William A. Remers
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Patent number: 4552966Abstract: 2-Nitro-4-(4-pyridinyl)benzoic acids, such as 2-nitro-4-(4-pyridinyl)benzoic acid, are prepared by oxidizing the appropriate 4-(4-alkyl-3-nitrophenyl)pyridine with, e.g., potassium permanganate or nitric acid. The products are particularly useful in the preparation of antibacterial 1-alkyl-1,4-dihydro-4-oxo-7-pyridinyl-3-quinolinecarboxylic acids.Type: GrantFiled: July 8, 1983Date of Patent: November 12, 1985Assignee: Ethyl CorporationInventors: Paul F. Ranken, Thomas J. Walter
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Patent number: 4524203Abstract: 4-(4-Pyridinyl)isatoic anhydrides are prepared by reacting a 2-amino-4-(4-pyridinyl)benzoic acid, i.e., an acid, ester, or salt, with phosgene, preferably gaseous phosgene. The products are particularly useful in the preparation of antibacterial 1-alkyl-1,4-dihydro-4-oxo-7-pyridinyl-3-quinolinecarboxylic acids.Type: GrantFiled: August 15, 1983Date of Patent: June 18, 1985Assignee: Ethyl CorporationInventors: Thomas J. Walter, Paul F. Ranken
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Patent number: 4507308Abstract: The novel anthranilic acid derivatives having the structural formula (I): ##STR1## wherein n is 0, 1 or 2, one of R.sub.1 and R.sub.2 is chloro or trifluoromethyl and the other is hydrogen, and R is 2-oxo-3-oxolanyl or 2-oxo-3-oxazolidinyl, are effective analgesics and anti-inflammatories.Type: GrantFiled: September 28, 1982Date of Patent: March 26, 1985Assignee: Recordati S.A.Inventors: Dante Nardi, Gianni Motta, Rodolfo Testa, Gabriele Graziani, Silvano Casadio
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Patent number: 4482561Abstract: The N-substituted-4-(optionally substituted)-2-, 3- or 4-piperidyl N-(7- or 8-substituted-4-quinolyl)-anthraniloyloxyalkanoates having the structural formula (I): ##STR1## in which R is a straight or branched chain alkyl radical having from 1 to 4 carbon atoms; an alkenyl or alkynyl radical having from 2 to 6 carbon atoms; a benzyl, phenethyl, 4-nitrophenethyl or 4-aminophenethyl radical; or a phenacyl, benzoylethyl, .beta.-hydroxyphenethyl or .alpha.-hydroxyphenylpropyl radical, optionally substituted on the phenyl ring by one or more halogen atom, trifluoromethyl, nitro or amino substituents, or an alkyl substituent having from 1 to 4 carbon atoms or an alkoxy substituent having from 1 to 4 carbon atoms; R.sub.1 is a hydrogen atom or a phenyl radical; each of R.sub.2 and R.sub.3 is independently a hydrogen atom or an alkyl radical having from 1 to 4 carbon atoms; one of R.sub.4 and R.sub.5 is a chlorine atom or a trifluoromethyl radical and the other of R.sub.4 and R.sub.Type: GrantFiled: November 12, 1982Date of Patent: November 13, 1984Assignee: Recordati, S. A., Chemical & Pharmaceutical Co.Inventors: Dante Nardi, Gianni Motta, Rodolfo Testa, Gabriele Graziani
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Patent number: 4421920Abstract: 4-Amino-chloroquinolines of the formula: ##STR1## in which R.sub.1 represents a hydrogen atom or an alkyl radical (1 to 5 carbon atoms), and R.sub.2 represents an alkyl radical (1 to 5 carbon atoms) optionally substituted by a dialkylamino group, or a phenyl radical optionally substituted by one or more carboxy and hydroxy radicals and alkyl radicals (1 to 4 carbon atoms) optionally substituted by a dialkylamino group, are prepared by the condensation of an amine of the formula: ##STR2## with a chloro-1,2,3,4-tetrahydroquinolin-4-one of the formula: ##STR3## with aromatization of the tetrahydroquinoline, the reaction being carried out in the presence of a ruthenium based catalyst on a support.The 4-amino-chloroquinoline products are useful as pharmaceuticals.Type: GrantFiled: January 15, 1982Date of Patent: December 20, 1983Assignee: Rhone-Poulenc SanteInventors: Michel Baudouin, Daniel Michelet
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Patent number: 4357333Abstract: The disclosure describes new 4-aminoquinoline derivatives of general formula ##STR1## and their pharmaceutically acceptable acid addition salts, where X is trifluoromethyl or halogen, Z is hydrogen or a defined substituent and R is a group having one of the formulae ##STR2## where R.sup.1 is hydrogen or lower alkyl, R.sup.2 is lower alkyl, R.sup.3 is lower alkyl and A is lower alkylene. The new 4-aminoquinoline derivatives show analgesic activity and, in some cases, anti-inflammatory activity.Type: GrantFiled: August 11, 1980Date of Patent: November 2, 1982Assignee: John Wyeth & Brother LimitedInventors: John L. Archibald, John T. A. Boyle
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Patent number: 4343804Abstract: A method of reducing gastric acidity and treating peptic ulcers and pharmaceutical compositions therefor with certain 4-amino-3-quinolinecarboxylic acids and esters are disclosed.Type: GrantFiled: March 4, 1980Date of Patent: August 10, 1982Assignee: A. H. Robins Company, Inc.Inventors: Harry R. Munson, Jr., Reevis S. Alphin
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Patent number: 4259335Abstract: 1-methyl-4-piperidinol esters of the formula: ##STR1## in which R is 7-chloro-4-quinolyl, 7-trifluoromethyl-4-quinolyl or 8-trifluoromethyl-4-quinolyl.These compounds and physiologically tolerable acid addition salts thereof may be used as medicines especially in the treatment of inflammatory processes and painful syndroms.Type: GrantFiled: August 6, 1979Date of Patent: March 31, 1981Assignee: Science Union et Cie, Societe Francaise de Recherche MedicaleInventors: Laszlo Beregi, Pierre Hugon, Jacques Bure, Francoise Degrand
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Patent number: 4241068Abstract: Compounds of the formula ##STR1## wherein A is .dbd.CH-- or .dbd.N--;R.sub.1 is (a) hydrogen, lower alkyl, lower alkoxy or a fused benzene ring, or (b) --CO--R.sub.4, tetrazol-5-yl or cyano in the 4- or 5-position;R.sub.2 is --CO--R.sub.4, tetrazol-5-yl, cyano or, when R.sub.1 has one of the meanings included in (b), also hydrogen, lower alkyl, lower alkoxy or a fused benzene ring;R.sub.3 is hydrogen or lower alkanoyl; andR.sub.4 is hydroxyl, amino, hydroxy-amino, tetrazol-5-yl-amino or lower alkoxy;internal salts thereof, and non-toxic salts thereof formed with a basic substance. The compounds as well as their salts are useful as antiallergics.Type: GrantFiled: August 7, 1979Date of Patent: December 23, 1980Assignee: Boehringer Ingelheim GmbHInventors: Kurt Schromm, Anton Mentrup, Ernst-Otto Renth, Armin Fugner, Volker Jacobi
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Patent number: 4235908Abstract: New 4-aminoquinoline derivatives having the formula ##STR1## wherein X is halogen or trifluoromethyl at the designated 7- or 8-position; Z is hydrogen, halogen, lower alkyl, lower alkoxy, nitro, di(lower alkyl)amino or trifluoromethyl, n is from 1 to 4, R.sup.1 is hydrogen or lower alkyl, R.sup.2 is lower alkyl, R.sup.3 is lower alkyl and A is lower alkylene, and their pharmaceutically acceptable acid addition salts show anti-inflammatory activity.Type: GrantFiled: April 9, 1979Date of Patent: November 25, 1980Assignee: John Wyeth & Brother LimitedInventor: John T. A. Boyle
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Patent number: 4233305Abstract: Derivatives of 2-(4-quinolinylamino)-5-fluorobenzoic acid compounds of the formula ##STR1## wherein X is selected from the group consisting of chlorine and --CF.sub.3 in the 7- or 8-position and R is selected from the group consisting of hydrogen, an esterifying group, alkali metals, alkaline earth metals, ammonium and non-toxic, pharmaceutically acceptable organic amines and their non-toxic, pharmaceutically acceptable acid addition salts having remarkable analgesic properties and their preparation.Type: GrantFiled: December 6, 1978Date of Patent: November 11, 1980Assignee: Roussel UclafInventors: Andre Allais, Jean Meier, Roger Deraedt
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Patent number: 4173636Abstract: The invention relates to decahydroquinoline derivatives represented by the general formula: ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein R.sup.1 represents an alkyl or alkoxy group, a lower dialkylamino group, an optionally substituted phenyl group, a heterocyclic group; R.sup.2 represents an alkyl group, an optionally substituted phenyl group, a naphthyl group, an unsaturated heterocyclic group, an aralkyl group or an alicyclic group; and R.sup.3 represents a substituted furyl group, an aralkyl group or a group represented by the general formula: ##STR2## wherein A represents an alkylene group; Y represents an oxygen or sulphur atom, a carbonyl, carbonyl-hydroxyimino, carbonyl-hydrazono or sulphoxide group, or a group; ##STR3## n is O or an integer of from 1 to 4, with the proviso that when n is O, Y represents a carbonyl group; and R.sup.4 and R.sup.5, which are identical or different, each represent hydrogen, a halogen atom or a methyl, methoxy or acetyl group.Type: GrantFiled: March 8, 1978Date of Patent: November 6, 1979Assignee: LabazInventor: Maurice Prost
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Patent number: 4166853Abstract: Antihypertensive compounds of the formula II ##STR1## wherein D is a piperidino or 1,2,5,6-tetrahydropyridino ring; wherein X is chloro or trifluoromethyl; wherein R.sub.1 is hydrogen or hydroxy when the D ring is piperidino, or nothing when the D ring is 1,2,5,6-tetrahydropyridino; and, wherein the moiety Ar is 2-oxo-1-benzimidazolinyl, phenyl, or phenyl substituted by one or two halo, trifluoromethyl, or alkyl, alkoxy, in which the carbon moieties are of 1 to 3 carbon atoms, inclusive, and halo is chloro, bromo, or fluoro, are produced by reacting 4-[[7-(chloro) or (trifluoromethyl)-4-quinolinyl]-amino]benzoic acid with thionyl chloride or a carbonyl diimidazole and subsequent reaction with the selected substituted piperidine or 1,2,5,6-tetrahydropyridine.The pharmacologically acceptable acid addition salts of II can also be used as antihypertensives.Type: GrantFiled: May 5, 1978Date of Patent: September 4, 1979Assignee: The Upjohn CompanyInventor: John M. McCall