SK9399A3 - Substituted triazolo-pyridazine derivatives as ligands for gaba receptors - Google Patents

Substituted triazolo-pyridazine derivatives as ligands for gaba receptors Download PDF

Info

Publication number
SK9399A3
SK9399A3 SK93-99A SK9399A SK9399A3 SK 9399 A3 SK9399 A3 SK 9399A3 SK 9399 A SK9399 A SK 9399A SK 9399 A3 SK9399 A3 SK 9399A3
Authority
SK
Slovakia
Prior art keywords
triazolo
phenyl
ylmethoxy
methyl
pyridazine
Prior art date
Application number
SK93-99A
Other languages
English (en)
Slovak (sk)
Inventor
Howard Barff Broughton
William Robert Carling
Pineiro Jose Luis Castro
Alexander Richard Guiblin
Andrew Madin
Kevin William Moore
Michael Geoffrey Russel
Leslie Joseph Street
Original Assignee
Merck Sharp & Dohme
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GBGB9615645.0A external-priority patent/GB9615645D0/en
Priority claimed from GBGB9625397.6A external-priority patent/GB9625397D0/en
Priority claimed from GBGB9714420.8A external-priority patent/GB9714420D0/en
Application filed by Merck Sharp & Dohme filed Critical Merck Sharp & Dohme
Publication of SK9399A3 publication Critical patent/SK9399A3/sk

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04Ortho-condensed systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/08Antiepileptics; Anticonvulsants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/22Anxiolytics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/08Bridged systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Pain & Pain Management (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
SK93-99A 1996-07-25 1997-07-17 Substituted triazolo-pyridazine derivatives as ligands for gaba receptors SK9399A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9615645.0A GB9615645D0 (en) 1996-07-25 1996-07-25 Therapeutic agents
GBGB9625397.6A GB9625397D0 (en) 1996-12-06 1996-12-06 Therapeutic agents
GBGB9714420.8A GB9714420D0 (en) 1997-07-09 1997-07-09 Therapeutic agents
PCT/GB1997/001946 WO1998004559A2 (en) 1996-07-25 1997-07-17 Substituted triazolo-pyridazine derivatives as ligands for gaba receptors

Publications (1)

Publication Number Publication Date
SK9399A3 true SK9399A3 (en) 2000-04-10

Family

ID=27268403

Family Applications (1)

Application Number Title Priority Date Filing Date
SK93-99A SK9399A3 (en) 1996-07-25 1997-07-17 Substituted triazolo-pyridazine derivatives as ligands for gaba receptors

Country Status (24)

Country Link
US (1) US6255305B1 (de)
EP (1) EP0915875B1 (de)
JP (1) JP4216905B2 (de)
KR (1) KR20000029548A (de)
CN (1) CN1251589A (de)
AT (1) ATE236904T1 (de)
AU (1) AU723098B2 (de)
BG (1) BG103112A (de)
BR (1) BR9710729A (de)
CZ (1) CZ18199A3 (de)
DE (1) DE69720732T2 (de)
EA (1) EA002436B1 (de)
EE (1) EE9900027A (de)
ES (1) ES2194205T3 (de)
HU (1) HUP0600527A2 (de)
IL (1) IL127911A0 (de)
IS (1) IS4949A (de)
NO (1) NO990304L (de)
NZ (1) NZ333768A (de)
PL (1) PL331072A1 (de)
SK (1) SK9399A3 (de)
TR (1) TR199900047T2 (de)
WO (1) WO1998004559A2 (de)
YU (1) YU2899A (de)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE221887T1 (de) 1997-05-08 2002-08-15 Merck Sharp & Dohme Substituierte 1,2,4-triazolo(3,4,-a)phthalazin- derivate als gaba-alpha 5-liganden
GB9715977D0 (en) * 1997-07-29 1997-10-01 Merck Sharp & Dohme Therapeutic agents
GB9718254D0 (en) 1997-08-28 1997-11-05 Merck Sharp & Dohme Therapeutic agents
US6297235B1 (en) * 1997-08-28 2001-10-02 Merck Sharp & Dohme Ltd. Triazolopyridazine derivatives for treating anxiety and enhancing cognition
AU1041599A (en) * 1997-11-13 1999-06-07 Jose Luis Castro Pineiro Therapeutic uses of triazolo-pyridazine derivatives
GB9726702D0 (en) * 1997-12-18 1998-02-18 Merck Sharp & Dohme Therapeutic use
GB9726701D0 (en) * 1997-12-18 1998-02-18 Merck Sharp & Dohme Therapeutic use
GB9723999D0 (en) 1997-11-13 1998-01-14 Merck Sharp & Dohme Therapeutic use
GB9726699D0 (en) * 1997-12-18 1998-02-18 Merck Sharp & Dohme Therapeutic use
US6110915A (en) * 1997-12-18 2000-08-29 Merck & Co., Inc. Antiemetic use of triazolo-pyridazine derivatives
CA2315219A1 (en) * 1998-01-14 1999-07-22 Merck Sharp & Dohme Limited Triazolo-pyridazine derivatives as ligands for gaba receptors
GB9801234D0 (en) 1998-01-21 1998-03-18 Merck Sharp & Dohme Therapeutic agents
WO1999037644A1 (en) * 1998-01-21 1999-07-29 Merck Sharp & Dohme Limited Triazolo-pyridazine derivatives as ligands for gaba receptors
GB9801202D0 (en) * 1998-01-21 1998-03-18 Merck Sharp & Dohme Therapeutic agents
GB9801210D0 (en) 1998-01-21 1998-03-18 Merck Sharp & Dohme Therapeutic agents
GB9801208D0 (en) * 1998-01-21 1998-03-18 Merck Sharp & Dohme Therapeutic agents
GB9801397D0 (en) * 1998-01-22 1998-03-18 Merck Sharp & Dohme Therapeutic agents
GB9801538D0 (en) * 1998-01-23 1998-03-25 Merck Sharp & Dohme Pharmaceutical product
GB9813006D0 (en) * 1998-06-16 1998-08-12 Merck Sharp & Dohme Therapeutic agents
CA2334836A1 (en) * 1998-06-16 1999-12-23 Merck Sharp & Dohme Limited Triazolo-pyridine derivatives as ligands for gaba receptors
GB9813576D0 (en) * 1998-06-24 1998-08-19 Merck Sharp & Dohme Therapeutic agents
GB9821179D0 (en) * 1998-09-30 1998-11-25 Merck Sharp & Dohme Therapeutic use
AU6003099A (en) * 1998-10-06 2000-04-26 Takeda Chemical Industries Ltd. Fused pyridazine compounds, process for the preparation of the same and uses thereof
DE69936998T2 (de) 1998-10-16 2008-05-21 Merck Sharp & Dohme Ltd., Hoddesdon Pyrazolotriazinderivate als gaba-rezeptorliganden
IT1303272B1 (it) * 1998-10-29 2000-11-06 Zambon Spa Derivati triciclici inibitori della fosfodiesterasi 4
GB9824897D0 (en) * 1998-11-12 1999-01-06 Merck Sharp & Dohme Therapeutic compounds
GB2345443A (en) * 1999-01-08 2000-07-12 Merck Sharp & Dohme Use of triazolo-pyridazines for treating premenstrual syndrome
CA2359008C (en) * 1999-01-27 2008-05-20 William Robert Carling Triazolo-pyridazine derivatives as ligands for gaba receptors
GB9903119D0 (en) * 1999-02-11 1999-04-07 Merck Sharp & Dohme Therapeutic agents
US6737242B1 (en) 1999-05-07 2004-05-18 Neurogen Corporation Methods for screening GABA-modulatory compounds for specified pharmacological activities
GB9919957D0 (en) 1999-08-23 1999-10-27 Merck Sharp & Dohme Therapeutic agents
GB9921351D0 (en) * 1999-09-09 1999-11-10 Merck Sharp & Dohme Therapeutic agents
US6355638B1 (en) * 1999-11-25 2002-03-12 Merck Sharp & Dohme Ltd. Pyrazolo[1,5-d][1,2,4] triazines for enhancing cognition
GB9929569D0 (en) * 1999-12-14 2000-02-09 Merck Sharp & Dohme Therapeutic agents
GB9929687D0 (en) * 1999-12-15 2000-02-09 Merck Sharp & Dohme Therapeutic agents
GB9929685D0 (en) * 1999-12-15 2000-02-09 Merck Sharp & Dohme Therapeutic agents
GB0000564D0 (en) 2000-01-11 2000-03-01 Merck Sharp & Dohme Therapeutic agents
GB0008696D0 (en) 2000-04-07 2000-05-31 Merck Sharp & Dohme Therapeutic agents
GB0017518D0 (en) 2000-07-17 2000-08-30 Merck Sharp & Dohme Therapeutic agents
GB0018473D0 (en) * 2000-07-27 2000-09-13 Merck Sharp & Dohme Therapeutic agents
GB0028583D0 (en) 2000-11-23 2001-01-10 Merck Sharp & Dohme Therapeutic compounds
GB0108475D0 (en) * 2001-04-04 2001-05-23 Merck Sharp & Dohme New compounds
AU2002251266A1 (en) * 2001-04-10 2002-10-28 Merck Sharp And Dohme Limited Inhibitors of akt activity
WO2002083139A1 (en) 2001-04-10 2002-10-24 Merck & Co., Inc. Inhibitors of akt activity
WO2002083140A1 (en) 2001-04-10 2002-10-24 Merck & Co., Inc. Inhibitors of akt activity
JP2004527531A (ja) * 2001-04-10 2004-09-09 メルク エンド カムパニー インコーポレーテッド 癌を治療する方法
GB0122696D0 (en) 2001-09-20 2001-11-14 Merck Sharp & Dohme Therapeutic agents
GB0128499D0 (en) * 2001-11-28 2002-01-23 Merck Sharp & Dohme Therapeutic agents
EP1496981A2 (de) * 2002-04-08 2005-01-19 Merck & Co., Inc. Verfahren zur behandlung von krebs
GB0218876D0 (en) * 2002-08-13 2002-09-25 Merck Sharp & Dohme Therapeutic agents
US20060235021A1 (en) * 2002-08-13 2006-10-19 Wesley Blackaby Phenylpyridazine derivatives as ligands for gaba receptors
AU2003297161B8 (en) 2002-12-18 2011-03-31 Vertex Pharmaceuticals Incorporated Triazolopyridazines as protein kinases inhibitors
KR20060103265A (ko) * 2003-12-19 2006-09-28 브리스톨-마이어스 스큅 컴퍼니 카나비노이드 수용체 조절제인 아자비시클릭 헤테로사이클
AU2005279221C9 (en) * 2004-09-02 2012-08-23 Takeda Gmbh Triazolophthalazines
WO2006061428A2 (en) * 2004-12-10 2006-06-15 Universität Zürich Gaba-a alpha 2 and alpha 3 receptor agonists for treating neuropathic, inflammatory and migraine associated pain
CN101103033B (zh) 2005-01-05 2010-08-04 尼科梅德有限责任公司 作为pde2抑制剂的三唑并酞嗪
JP5130053B2 (ja) 2005-01-05 2013-01-30 ニコメッド ゲゼルシャフト ミット ベシュレンクテル ハフツング トリアゾロフタラジン
US7572807B2 (en) * 2005-06-09 2009-08-11 Bristol-Myers Squibb Company Heteroaryl 11-beta-hydroxysteroid dehydrogenase type I inhibitors
EP2258358A3 (de) 2005-08-26 2011-09-07 Braincells, Inc. Neurogenese mit Acetylcholinesterasehemmer
EP2275095A3 (de) 2005-08-26 2011-08-17 Braincells, Inc. Neurogenese durch modulation des Muscarinrezeptors
JP2009512711A (ja) 2005-10-21 2009-03-26 ブレインセルス,インコーポレイティド Pde阻害による神経新生の調節
CA2625210A1 (en) * 2005-10-31 2007-05-10 Braincells, Inc. Gaba receptor mediated modulation of neurogenesis
US20100216734A1 (en) 2006-03-08 2010-08-26 Braincells, Inc. Modulation of neurogenesis by nootropic agents
WO2007134136A2 (en) 2006-05-09 2007-11-22 Braincells, Inc. Neurogenesis by modulating angiotensin
AU2007249435A1 (en) 2006-05-09 2007-11-22 Braincells, Inc. 5 HT receptor mediated neurogenesis
KR20090064418A (ko) 2006-09-08 2009-06-18 브레인셀즈 인코퍼레이션 4-아실아미노피리딘 유도체 포함 조합물
US7638541B2 (en) 2006-12-28 2009-12-29 Metabolex Inc. 5-ethyl-2-{4-[4-(4-tetrazol-1-yl-phenoxymethyl)-thiazol-2-yl]-piperidin-1-yl}-pyrimidine
BRPI0814294A2 (pt) 2007-07-19 2015-02-03 Metabolex Inc Agonistas de receptor heterocíclico ligado a n para o tratamento do diabetes e de desordens metabólicas.
CA2720464C (en) * 2008-04-04 2017-05-02 Forskarpatent I Syd Ab Gabaa receptor modulators
EA020071B1 (ru) 2008-08-29 2014-08-29 Консерт Фармасьютикалс Инк. Замещенные производные триазолопиридазина
WO2010099217A1 (en) 2009-02-25 2010-09-02 Braincells, Inc. Modulation of neurogenesis using d-cycloserine combinations
JP2012531419A (ja) 2009-06-23 2012-12-10 コンサート ファーマシューティカルズ インコーポレイテッド Gaba−a受容体修飾物質としての重水素修飾されたトリアゾロピリダジン誘導体
WO2011041154A1 (en) 2009-10-01 2011-04-07 Metabolex, Inc. Substituted tetrazol-1-yl-phenoxymethyl-thiazol-2-yl-piperidinyl-pyrimidine salts
US8278460B2 (en) 2009-10-15 2012-10-02 Concert Pharmaceuticals, Inc. Substituted benzimidazoles
CN102791715B (zh) 2009-12-31 2016-04-27 卡洛斯三世国家癌症研究中心基金会 用作激酶抑制剂的三环化合物
WO2012098387A1 (en) 2011-01-18 2012-07-26 Centro Nacional De Investigaciones Oncológicas (Cnio) 6, 7-ring-fused triazolo [4, 3 - b] pyridazine derivatives as pim inhibitors
WO2013004984A1 (en) 2011-07-07 2013-01-10 Centro Nacional De Investigaciones Oncologicas (Cnio) Tricyclic compounds for use as kinase inhibitors
WO2013005057A1 (en) 2011-07-07 2013-01-10 Centro Nacional De Investigaciones Oncológicas (Cnio) New compounds
WO2013005041A1 (en) 2011-07-07 2013-01-10 Centro Nacional De Investigaciones Oncológicas (Cnio) Tricyclic heterocyclic compounds as kinase inhibitors
EP2916842B1 (de) * 2012-11-07 2016-10-19 F. Hoffmann-La Roche AG Triazolo-verbindungen
CN108697694B (zh) * 2016-01-27 2022-12-09 苏黎世大学 Gabaa受体调节剂用于治疗发痒的用途
CN107344938B (zh) * 2016-05-06 2022-05-06 上海赛默罗生物科技有限公司 吡唑-三嗪类衍生物、其制备方法、药物组合物和用途
CN107344936B (zh) * 2016-05-06 2022-06-03 上海赛默罗生物科技有限公司 三唑哒嗪类衍生物、其制备方法、药物组合物和用途
KR20190035752A (ko) 2016-08-03 2019-04-03 사이머베이 쎄라퓨틱스, 인코퍼레이티드 염증성 위장 질환 또는 위장 상태를 치료하기 위한 옥시메틸렌 아릴 화합물
EP3796907A4 (de) 2018-05-22 2021-11-03 Neurocycle Therapeutics, Inc. Gabaa-positive allosterische modulatorverbindungen zur behandlung von jucken und/oder dermatitis
IL292343A (en) * 2019-10-23 2022-06-01 Neurocycle Therapeutics Inc Treatment of epileptic states with gabaa receptor modulators
WO2023150377A1 (en) * 2022-02-07 2023-08-10 The Regents Of The University Of Colorado, A Body Corporate Small molecule cxcr4 agonists, method of synthesis, and method of use
CN114591352B (zh) * 2022-05-11 2022-09-09 上海赛默罗生物科技有限公司 一种三唑并哒嗪类化合物及其应用

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1080712A (en) * 1976-09-22 1980-07-01 Jay D. Albright Hypotensive agents
PH21834A (en) * 1982-01-18 1988-03-17 Lepetit Spa New 6-substituted-s-triazolo(3,4-a)phthalazine derivatives
US4487930A (en) 1982-09-07 1984-12-11 The Dow Chemical Company 6-[(Cyclic amino)alkylamino]-tetrahydrotriazolo[3,4-a]phthalazines
IT1194310B (it) 1983-07-12 1988-09-14 Lepetit Spa Derivati triazolo (3,4-a) ftalazinici 3,6-disostituiti
US4578464A (en) 1983-11-22 1986-03-25 Merrell Dow Pharmaceuticals Inc. 6-Hydroxyalkylamino-8-methyl-1,2,4-triazolo-[4,3-b]pyridazine and related compounds
FR2562071B1 (fr) * 1984-03-30 1986-12-19 Sanofi Sa Triazolo(4,3-b)pyridazines, procede pour leur preparation et compositions pharmaceutiques les contenant
GB9321162D0 (en) * 1993-10-13 1993-12-01 Boots Co Plc Therapeutic agents
GB9507348D0 (en) * 1995-04-08 1995-05-31 Knoll Ag Therapeutic agents
GB9726702D0 (en) * 1997-12-18 1998-02-18 Merck Sharp & Dohme Therapeutic use

Also Published As

Publication number Publication date
NO990304L (no) 1999-03-25
KR20000029548A (ko) 2000-05-25
TR199900047T2 (xx) 1999-03-22
EA002436B1 (ru) 2002-04-25
ES2194205T3 (es) 2003-11-16
EE9900027A (et) 1999-08-16
YU2899A (sh) 2000-03-21
JP2002514169A (ja) 2002-05-14
BG103112A (en) 1999-09-30
CN1251589A (zh) 2000-04-26
IS4949A (is) 1999-01-19
WO1998004559A2 (en) 1998-02-05
BR9710729A (pt) 1999-08-17
US6255305B1 (en) 2001-07-03
AU723098B2 (en) 2000-08-17
AU3553997A (en) 1998-02-20
ATE236904T1 (de) 2003-04-15
DE69720732T2 (de) 2004-01-29
NZ333768A (en) 2000-09-29
IL127911A0 (en) 1999-11-30
EP0915875B1 (de) 2003-04-09
CZ18199A3 (cs) 1999-06-16
NO990304D0 (no) 1999-01-22
PL331072A1 (en) 1999-06-21
HUP0600527A2 (en) 2006-11-28
DE69720732D1 (de) 2003-05-15
EP0915875A2 (de) 1999-05-19
EA199900164A1 (ru) 2000-04-24
JP4216905B2 (ja) 2009-01-28

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