EP1087954A1 - Cycloalkyl-substituted aryl-piperazines, piperidines and tetrahydropyridines as serotonergic agents - Google Patents
Cycloalkyl-substituted aryl-piperazines, piperidines and tetrahydropyridines as serotonergic agentsInfo
- Publication number
- EP1087954A1 EP1087954A1 EP99928648A EP99928648A EP1087954A1 EP 1087954 A1 EP1087954 A1 EP 1087954A1 EP 99928648 A EP99928648 A EP 99928648A EP 99928648 A EP99928648 A EP 99928648A EP 1087954 A1 EP1087954 A1 EP 1087954A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- group
- alkyl
- ethyl
- cyclohexylmethyl
- methyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/12—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms
- C07D295/125—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms with the ring nitrogen atoms and the substituent nitrogen atoms attached to the same carbon chain, which is not interrupted by carbocyclic rings
- C07D295/13—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms with the ring nitrogen atoms and the substituent nitrogen atoms attached to the same carbon chain, which is not interrupted by carbocyclic rings to an acyclic saturated chain
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/08—Drugs for disorders of the alimentary tract or the digestive system for nausea, cinetosis or vertigo; Antiemetics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P13/00—Drugs for disorders of the urinary system
- A61P13/08—Drugs for disorders of the urinary system of the prostate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/22—Anxiolytics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/24—Antidepressants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/20—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms
- C07D211/22—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
- C07D319/14—1,4-Dioxanes; Hydrogenated 1,4-dioxanes condensed with carbocyclic rings or ring systems
- C07D319/16—1,4-Dioxanes; Hydrogenated 1,4-dioxanes condensed with carbocyclic rings or ring systems condensed with one six-membered ring
- C07D319/18—Ethylenedioxybenzenes, not substituted on the hetero ring
Definitions
- 5-HTIA agonists and antagonists may find use in the treatment of several diseases such as anxiety, depression, schizophrenia, cognitive deficits resulting from neurodegenerative diseases like Alzheimer's Disease, nausea and vomiting, and in the treatment of prostate cancer (for recent references, see: K. Rasmussen and V. P. Rocco, Recent Progress in Serotonin (5-HT) jA Receptor Modulators, in Annual Reports in Medicinal Chemistry, Volume 30, J. A. Bristol, ed., pp. 1-9 (1995)).
- X is selected from the group consisting of:
- n is selected from the integers 1 through 5;
- R 1 is C 6 -C ⁇ o-aryl or mono or bicyclic heteroaryl, optionally substituted by F, Cl, Br, I, -OH, -NH 2 , CO 2 H, -CO 2 -C ⁇ -C 6 alkyl, -CN, -NO 2 , - alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C ⁇ -C 6 perhaloalkyl, OR 4 , and -CO perhaloalkoxy, with a proviso that heteroaryl is not thiadiazole;
- R 2 is selected from the group consisting of H and C ⁇ -C 6 alkyl;
- R 3 is selected from the group consisting of H, COR 5 , COOR 5 , and CONR 5 R 6 ;
- R 4 is selected from the group consisting of H, C ⁇ -C 6 alkyl, C 2 -C alkenyl, C 2 -C 6 alkynyl, C 6 -C ⁇ o aryl, mono or bicyclic heteroaryl, C -Ci 4 aralkyl, and mono or bicyclic heteroaralkyl, where the aryl or heteroaryl group is optionally substituted with one to three substituents independently selected from the group consisting of F, Cl, Br, I, CN, -NH 2 , -NO 2 , -OH, alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C ⁇ -C 6 perhaloalkyl, C ⁇ -C 6 alkoxy, and C ⁇ -C 6 perhaloalkoxy;
- R 5 and R 6 are selected independently from the group consisting of H, C ⁇ -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 3 -C 6 cycloalkyl, C 2 -C 6 cycloalkenyl, adamantyl, and noradamantyl or R 5 and R 6 taken together with the interposed nitrogen atom may form a 5-7 membered azacyclic ring, optionally containing an additional heteroatom selected from O, S, or NR 4 ; the optical isomers; and the pharmaceutically acceptable salts thereof.
- C 6 -C ⁇ o aryl includes phenyl and naphthyl.
- Monocyclic heteroaryl means a 5-6 membered heteroaryl group having from 1-3 heteroatoms selected independently from N, O, and S, such as pyridine, pyrrole, thiophene, furan, imidazole, oxazole, pyrimidine, pyridazine, pyrazine, thiazole and oxathiazole.
- Bicyclic heteroaryl includes phenyl fused to a monocyclic 5-6 membered heteroaryl group or a 5-6 membered heteroaryl group fused to another 5-6 membered heteroaryl group, including, but not limited to indole, quinoline, isoquinoline, benzofuran, benzodioxan, benzothiophene, benzimidazole, naphthyridine, and imidazopyridine.
- C -Ci 4 aralkyl means a C1-C 4 alkyl group having a phenyl or naphthyl group as a substituent
- heteroaralkyl means a C 1 -C 4 alkyl group having a mono or bicyclic heteroaryl group as defined above as a substituent
- Optical isomers of the invention compounds can be selectively synthesized or separated using conventional procedures known to those skilled in the art of organic synthesis.
- the pharmaceutically acceptable salts of the invention compounds include the conventional acid addition salts which are formed from an invention compound and a pharmaceutically acceptable organic or inorganic acid.
- the acid addition salts include, but is not limited to, the acetate, adipate, alginate, aspartate, benzoate, benzene- sulfonate, bisulfate, butyrate, citrate, camphorate, camphorsulfonate, dodecylsulfate, ethanesulfonate, fumarate, glycerophosphate, phosphate, hemisulfate, hydrochloride, hydrobromide, hydroiodide, lactate, maleate, methanesulfonate, nicotinate, oxalate, pamoate, pectinate, pivalate, propionate, succinate, tartrate, and tosylate.
- the basic nitrogen-containing groups may be quatemized with such agents as lower alkyl halides, dialkyl sulfates, long chain halides such as lauryl bromide, aralkyl halides like benzyl and phenethyl bromides.
- Carbamates and ureas can be prepared from the intermediate amines 2, 4, and 6 either by treatment with an appropriate isocyanate or by reacting the amine with a phosgene equivalent such as trichloromethylchloroformate or triphosgene followed by treatment with an appropriate alcohol or amine.
- a phosgene equivalent such as trichloromethylchloroformate or triphosgene followed by treatment with an appropriate alcohol or amine.
- Other synthetic procedures may be apparent to those skilled in the art of organic synthesis.
- the compounds of this invention are prepared by conventional methods which are well known to one skilled in the art of chemistry using chemicals that are either commercially available or readily prepared following standard literature procedures.
- the reaction mixture was allowed to stir under nitrogen at 0°C for one hour, and was then concentrated on a rotary evaporator, diluted with ethyl acetate and washed with saturated aqueous NaHCO3 and brine.
- reaction mixture was allowed to stir under nitrogen overnight at ambient temperature, and was then concentrated on a rotary evaporator, diluted with ethyl acetate and washed with H 2 O and brine.
- the organic phase was dried over anhydrous sodium sulfate, filtered and concentrated on a rotary evaporator to yield the crude product, which was purified by flash chromatography on silica gel (ethyl acetate/hexanes) and then converted to the hydrochloride • hemihydrate salt of the title compound with ethereal HCl to yield 0.82 g
- Example 11 1-Methyl-cyclohexanecarboxylic acid ⁇ (lR)-l-cyclohexylmethyl-2-[4-(2- methoxyphenyl)-piperidin-l-yl]-ethyl ⁇ -amide
- Example 13 1-Methyl-cyclohexanecarboxylic acid ⁇ (lR)-l-cyclohexylmethyl-2-[4-(2- methoxyphenyl)-piperidin-l-yl]-ethyl ⁇ -methyl-amide
- the aqueous phase was extracted with three additional portions of dichloromethane.
- the combined organic phases were dried over anhydrous sodium sulfate, filtered and concentrated on a rotary evaporator to yield the crude product, which was purified by flash chromatography on silica gel (dichloromethane/methanol) and converted to the hydrochloride • 0.75 hydrate salt of the title compound with isopropanolic HCl to yield
- the reaction mixture was allowed to stir under nitrogen at 0°C for one hour, and was then concentrated on a rotary evaporator, diluted with ethyl acetate and washed with saturated aqueous NaHCO3 and brine.
- Affinity for the serotonin 5-HTIA receptor was established by assaying the test compound's ability to displace [ 3 H] 8-OHDPAT from its binding site on the receptor complex in CHO cells stably transfected with the human 5-HTIA receptor following the procedure described by J. Dunlop, Y. Zhang, D. Smith and L. Schechter (Eur. J. Pharmacol., submitted; variation of a procedure described by J. Zgombick et al., Naunyn-Schmiedeberg's Arch. Pharmacol., 354, 226-236 (1996)).
- the compounds of this invention displayed high affinity for the 5-HTIA receptor, as described in Table 1.
- Example 16 2.75 nM - 45.5 nM
- Some of the compounds of this invention displayed 5-HT ⁇ A partial agonist activity, as assessed by the test compound's ability to stimulate the binding of [ 35 S]-GTP ⁇ S to the 5-HTIA receptor-G protein complex in CHO cells stably transfected with the human 5- HT ⁇ A receptor following a variation of the procedure described by Lazareno and Birdsall [Br. J. Pharmacol., 109, 1120 (1993)].
- Selected compounds of this invention which demonstrated agonist activity in this assay are shown in Table 1.
- Some of the compounds of this invention demonstrated 5-HT ⁇ A antagonist activity, as measured by the test compound's ability to inhibit forskolin-stimulated cAMP turnover in CHO cells stably transfected with the human 5-HTIA receptor using a procedure described by J. Dunlop, Y. Zhang, D. Smith and L. Schechter [Eur. J. Pharmacol., submitted; variation of a procedure described by J. Zgombick et al., Naunyn-Schmiedeberg's Arch. Pharmacol., 354, 226-236 (1996)]. Selected compounds of this invention which demonstrated 5-HTIA antagonist activity in this are shown in Table 1.
- PHARMACEUTICAL COMPOSITION Applicable solid carriers can include one or more substances which may also act as flavoring agents, lubricants, solubilizers, suspending agents, fillers, glidants, compression aids, binders or tablet-disintegrating agents or encapsulating materials.
- the carrier is a finely divided solid which is in admixture with the finely divided active ingredient.
- the active ingredient is mixed with a carrier having the necessary compression properties in suitable proportions and compacted in the shape and size desired.
- the powders and tablets preferably contain up to 99% of the active ingredient.
- Suitable solid carriers include, for example, calcium phosphate, magnesium stearate, talc, sugars, lactose, dextrin, starch, gelatin, cellulose, methyl cellulose, sodium carboxymethyl cellulose, polyvinylpyrrolidine, low melting waxes and ion exchange resins.
- Liquid carriers may be used in preparing solutions, suspensions, emulsions, syrups and elixirs.
- the active ingredient in this invention can be dissolved or suspended in a pharmaceutically acceptable liquid carrier such as water, an organic solvent, a mixture of both or pharmaceutically acceptable oils or fat.
- the liquid carrier can contain other suitable pharmaceutical additives such as solubilizers, emulsifiers, buffers, preservatives, sweeteners, flavoring agents, suspending agents, thickening agents, colors, viscosity regulators, stabilizers or osmo-regulators.
- suitable examples of liquid carriers for oral and parenteral administration include water (particularly containing additives as above, e.g.
- cellulose derivatives preferable sodium carboxymethyl cellulose solution
- alcohols including monohydric alcohols and polyhydric alcohols, e.g. glycols
- oils e.g. fractionated coconut oil and arachis oil
- the carrier can also be an oily ester such as ethyl oleate and isopropyl myristate.
- Sterile liquid carriers are used in sterile liquid form compositions for parenteral administration.
- Liquid pharmaceutical compositions which are sterile solutions or suspensions can be utilized by, for example, intramuscular, intraperitoneal or subcutaneous injection. Sterile solutions can also be administered intravenously. Oral administration may be either liquid or solid composition form.
- the pharmaceutical composition is in unit dosage form, e.g. as tablets or capsules.
- the composition is sub-divided in unit dose containing appropriate quantities of the active ingredient;
- the unit dosage forms can be packaged compositions, for example packeted powders, vials, ampoules, prefilled syringes or sachets containing liquids.
- the unit dosage form can be, for example, a capsule or tablet itself, or it can be the appropriate number of any such compositions in package form.
- the dosage to be used in the treatment of a specific disease must be subjectively determined by the attending physician.
- the variables involved include the specific disease state and the size, age and response pattern of the patient.
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9746398A | 1998-06-15 | 1998-06-15 | |
US97463 | 1998-06-15 | ||
PCT/US1999/013397 WO1999065887A1 (en) | 1998-06-15 | 1999-06-14 | Cycloalkyl-substituted aryl-piperazines, piperidines and tetrahydropyridines as serotonergic agents |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1087954A1 true EP1087954A1 (en) | 2001-04-04 |
Family
ID=22263490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99928648A Withdrawn EP1087954A1 (en) | 1998-06-15 | 1999-06-14 | Cycloalkyl-substituted aryl-piperazines, piperidines and tetrahydropyridines as serotonergic agents |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1087954A1 (en) |
JP (1) | JP2002518382A (en) |
CN (1) | CN1312802A (en) |
AU (1) | AU4566399A (en) |
BR (1) | BR9911280A (en) |
CA (1) | CA2334254A1 (en) |
WO (1) | WO1999065887A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6376494B1 (en) * | 1998-06-15 | 2002-04-23 | American Home Products Corporation | Cycloalkyl-substituted aryl-piperazines, piperidines and tetrahydropyridines as serotonergic agents |
US6696450B2 (en) | 2001-04-04 | 2004-02-24 | Wyeth | Serotonergic agents with long-acting in vivo effects |
US7067518B2 (en) | 2002-09-05 | 2006-06-27 | Wyeth | Pyridinyl-methyl-ethyl cyclohexanecarboxamides as serotonergic agents |
EP2338873A1 (en) | 2009-12-22 | 2011-06-29 | Gmeiner, Peter | New aminotetraline derivatives |
JP2016079168A (en) * | 2014-10-17 | 2016-05-16 | 塩野義製薬株式会社 | 9 membered condensed-ring derivative |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2140374T3 (en) * | 1989-04-22 | 2000-03-01 | American Home Prod | DERIVATIVES OF PIPERAZINE FUNCTIONALIZED WITH TERTIARY RENTALS. |
FR2655988B1 (en) * | 1989-12-20 | 1994-05-20 | Adir Cie | NOVEL DERIVATIVES OF NAPHT-1-YL PIPERAZINE, PROCESS FOR THEIR PREPARATION AND THE PHARMACEUTICAL COMPOSITIONS CONTAINING THEM. |
US5159081A (en) * | 1991-03-29 | 1992-10-27 | Eli Lilly And Company | Intermediates of peripherally selective n-carbonyl-3,4,4-trisubstituted piperidine opioid antagonists |
AU645681B2 (en) * | 1991-05-02 | 1994-01-20 | John Wyeth & Brother Limited | Piperazine derivatives |
IT1251144B (en) * | 1991-07-30 | 1995-05-04 | Boehringer Ingelheim Italia | BENZIMIDAZOLONE DERIVATIVES |
GB9125900D0 (en) * | 1991-12-05 | 1992-02-05 | Wyeth John & Brother Ltd | Piperazine derivatives |
GB9306103D0 (en) * | 1993-03-24 | 1993-05-12 | Wyeth John & Brother Ltd | Piperazine derivatives |
GB9411099D0 (en) * | 1994-06-03 | 1994-07-27 | Wyeth John & Brother Ltd | Piperazine derivatives |
IL114027A (en) * | 1994-06-08 | 1999-11-30 | Lundbeck & Co As H | 4-Phenyl piperazine (piperidine or tetrahydropyridine) derivatives serotinin 5-HT1A and dopamin D2 receptor ligand pharmaceutical compositions containing them |
GB9413772D0 (en) * | 1994-07-08 | 1994-08-24 | Wyeth John & Brother Ltd | 5-HT1A ligands |
FR2727682A1 (en) * | 1994-12-02 | 1996-06-07 | Pf Medicament | NOVEL DERIVATIVES OF 3,5-DIOXO- (2H, 4H) -1,2,4-TRIAZINES, THEIR PREPARATION AND THEIR USE AS A MEDICINAL PRODUCT |
US5486518A (en) * | 1995-04-10 | 1996-01-23 | American Home Products Corporation | 4-indolylpiperazinyl derivatives |
DE19615232A1 (en) * | 1996-04-18 | 1997-10-23 | Merck Patent Gmbh | New carbamoyl derivatives and their use as 5-HT ¶1¶¶A¶ antagonists |
-
1999
- 1999-06-14 CN CN99809567A patent/CN1312802A/en active Pending
- 1999-06-14 AU AU45663/99A patent/AU4566399A/en not_active Abandoned
- 1999-06-14 JP JP2000554713A patent/JP2002518382A/en active Pending
- 1999-06-14 CA CA002334254A patent/CA2334254A1/en not_active Abandoned
- 1999-06-14 WO PCT/US1999/013397 patent/WO1999065887A1/en not_active Application Discontinuation
- 1999-06-14 BR BR9911280-9A patent/BR9911280A/en not_active IP Right Cessation
- 1999-06-14 EP EP99928648A patent/EP1087954A1/en not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
See references of WO9965887A1 * |
Also Published As
Publication number | Publication date |
---|---|
CA2334254A1 (en) | 1999-12-23 |
BR9911280A (en) | 2001-03-13 |
WO1999065887A1 (en) | 1999-12-23 |
AU4566399A (en) | 2000-01-05 |
CN1312802A (en) | 2001-09-12 |
JP2002518382A (en) | 2002-06-25 |
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