ATE488513T1 - 4-(1h-indazol-5-ylamino)chinazolinverbindungen als inhibitoren der erbb-rezeptortyrosinkinase zur behandlung von krebs - Google Patents

4-(1h-indazol-5-ylamino)chinazolinverbindungen als inhibitoren der erbb-rezeptortyrosinkinase zur behandlung von krebs

Info

Publication number
ATE488513T1
ATE488513T1 AT06779419T AT06779419T ATE488513T1 AT E488513 T1 ATE488513 T1 AT E488513T1 AT 06779419 T AT06779419 T AT 06779419T AT 06779419 T AT06779419 T AT 06779419T AT E488513 T1 ATE488513 T1 AT E488513T1
Authority
AT
Austria
Prior art keywords
ylamino
indazole
cancer
treatment
tyrosine kinase
Prior art date
Application number
AT06779419T
Other languages
English (en)
Inventor
Robert Bradbury
Bernard Barlaam
Richard Ducray
Original Assignee
Astrazeneca Ab
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
Application filed by Astrazeneca Ab filed Critical Astrazeneca Ab
Application granted granted Critical
Publication of ATE488513T1 publication Critical patent/ATE488513T1/de

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D403/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/12Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • A61P35/02Antineoplastic agents specific for leukemia
    • 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
    • C07D401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/14Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D417/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/14Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hematology (AREA)
  • Oncology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
AT06779419T 2005-09-20 2006-09-14 4-(1h-indazol-5-ylamino)chinazolinverbindungen als inhibitoren der erbb-rezeptortyrosinkinase zur behandlung von krebs ATE488513T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP05291948 2005-09-20
EP05292547 2005-12-02
EP06300343 2006-04-07
PCT/GB2006/003407 WO2007034144A1 (en) 2005-09-20 2006-09-14 4- (ih-indazol-s-yl-amino)-quinazoline compounds as erbb receptor tyrosine kinase inhibitors for the treatment of cancer

Publications (1)

Publication Number Publication Date
ATE488513T1 true ATE488513T1 (de) 2010-12-15

Family

ID=37434116

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06779419T ATE488513T1 (de) 2005-09-20 2006-09-14 4-(1h-indazol-5-ylamino)chinazolinverbindungen als inhibitoren der erbb-rezeptortyrosinkinase zur behandlung von krebs

Country Status (11)

Country Link
US (1) US7820683B2 (de)
EP (1) EP1928861B1 (de)
JP (1) JP2009508918A (de)
AR (1) AR057823A1 (de)
AT (1) ATE488513T1 (de)
DE (1) DE602006018331D1 (de)
ES (1) ES2354457T3 (de)
HK (1) HK1120793A1 (de)
TW (1) TW200745090A (de)
UY (1) UY29801A1 (de)
WO (1) WO2007034144A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60211317T2 (de) * 2001-03-23 2007-04-12 Bayer Corp. Rho-kinase inhibitoren
GB0322409D0 (en) * 2003-09-25 2003-10-29 Astrazeneca Ab Quinazoline derivatives
ATE501148T1 (de) * 2004-12-14 2011-03-15 Astrazeneca Ab Pyrazolopyrimidinverbindungen als antitumormittel
EP2406236A4 (de) * 2009-03-09 2013-07-24 Surface Logix Inc Rho-kinase-hemmer
TWI811358B (zh) 2018-05-08 2023-08-11 大陸商迪哲(江蘇)醫藥股份有限公司 ErbB受體抑制劑
WO2024085661A1 (en) * 2022-10-18 2024-04-25 Ildong Pharmaceutical Co., Ltd. Novel triheterocyclic compounds

Family Cites Families (93)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5538325A (en) * 1978-09-11 1980-03-17 Sankyo Co Ltd 4-anilinoquinazoline derivative and its preparation
US4335127A (en) * 1979-01-08 1982-06-15 Janssen Pharmaceutica, N.V. Piperidinylalkyl quinazoline compounds, composition and method of use
GB2160201B (en) * 1984-06-14 1988-05-11 Wyeth John & Brother Ltd Quinazoline and cinnoline derivatives
KR910006138B1 (ko) 1986-09-30 1991-08-16 에자이 가부시끼가이샤 환상아민 유도체
IL89029A (en) 1988-01-29 1993-01-31 Lilly Co Eli Fungicidal quinoline and cinnoline derivatives, compositions containing them, and fungicidal methods of using them
US4921863A (en) * 1988-02-17 1990-05-01 Eisai Co., Ltd. Cyclic amine derivatives
CA1340821C (en) * 1988-10-06 1999-11-16 Nobuyuki Fukazawa Heterocyclic compounds and anticancer-drug reinforcing agents containing them as effective components
US5710158A (en) 1991-05-10 1998-01-20 Rhone-Poulenc Rorer Pharmaceuticals Inc. Aryl and heteroaryl quinazoline compounds which inhibit EGF and/or PDGF receptor tyrosine kinase
US5721237A (en) 1991-05-10 1998-02-24 Rhone-Poulenc Rorer Pharmaceuticals Inc. Protein tyrosine kinase aryl and heteroaryl quinazoline compounds having selective inhibition of HER-2 autophosphorylation properties
ES2108120T3 (es) 1991-05-10 1997-12-16 Rhone Poulenc Rorer Int Compuestos bis arilicos y heteroarilicos mono- y biciclicos que inhiben tirosina quinasa receptora de egf y/o pdgf.
NZ243082A (en) 1991-06-28 1995-02-24 Ici Plc 4-anilino-quinazoline derivatives; pharmaceutical compositions, preparatory processes, and use thereof
US5187168A (en) 1991-10-24 1993-02-16 American Home Products Corporation Substituted quinazolines as angiotensin II antagonists
GB9300059D0 (en) 1992-01-20 1993-03-03 Zeneca Ltd Quinazoline derivatives
WO1993017682A1 (en) 1992-03-04 1993-09-16 Abbott Laboratories Angiotensin ii receptor antagonists
GB9323290D0 (en) 1992-12-10 1994-01-05 Zeneca Ltd Quinazoline derivatives
JPH083144A (ja) 1994-06-21 1996-01-09 Chugai Pharmaceut Co Ltd キナゾリン及びキノリン誘導体
GB9510757D0 (en) 1994-09-19 1995-07-19 Wellcome Found Therapeuticaly active compounds
TW321649B (de) 1994-11-12 1997-12-01 Zeneca Ltd
GB2295387A (en) 1994-11-23 1996-05-29 Glaxo Inc Quinazoline antagonists of alpha 1c adrenergic receptors
GB9424233D0 (en) 1994-11-30 1995-01-18 Zeneca Ltd Quinazoline derivatives
PT817775E (pt) 1995-03-30 2002-01-30 Pfizer Derivados de quinazolina
GB9508565D0 (en) 1995-04-27 1995-06-14 Zeneca Ltd Quiazoline derivative
GB9508537D0 (en) 1995-04-27 1995-06-14 Zeneca Ltd Quinazoline derivatives
GB9508538D0 (en) 1995-04-27 1995-06-14 Zeneca Ltd Quinazoline derivatives
GB9508535D0 (en) 1995-04-27 1995-06-14 Zeneca Ltd Quinazoline derivative
EP0824525B1 (de) 1995-04-27 2001-06-13 AstraZeneca AB Chinazolin derivate
US5747498A (en) * 1996-05-28 1998-05-05 Pfizer Inc. Alkynyl and azido-substituted 4-anilinoquinazolines
US6046206A (en) * 1995-06-07 2000-04-04 Cell Pathways, Inc. Method of treating a patient having a precancerous lesions with amide quinazoline derivatives
GB9514265D0 (en) 1995-07-13 1995-09-13 Wellcome Found Hetrocyclic compounds
ATE298566T1 (de) 1995-09-11 2005-07-15 Osteoarthritis Sciences Inc Proteintyrosine-kinaseinhibitoren zur behandlung der osteoarthritis
AR004010A1 (es) 1995-10-11 1998-09-30 Glaxo Group Ltd Compuestos heterociclicos
GB9624482D0 (en) 1995-12-18 1997-01-15 Zeneca Phaema S A Chemical compounds
JPH11503465A (ja) * 1996-01-31 1999-03-26 ギスト ブロカデス ベスローテン フェンノートシャップ 安定化された生物学的に有効な化合物を含む組成物の使用
US5760041A (en) 1996-02-05 1998-06-02 American Cyanamid Company 4-aminoquinazoline EGFR Inhibitors
CZ291386B6 (cs) 1996-02-13 2003-02-12 Zeneca Limited Chinazolinové deriváty jako inhibitory VEGF, způsob jejich přípravy a farmaceutický prostředek, který je obsahuje
GB9603097D0 (en) 1996-02-14 1996-04-10 Zeneca Ltd Quinazoline compounds
GB9603095D0 (en) 1996-02-14 1996-04-10 Zeneca Ltd Quinazoline derivatives
JP3370340B2 (ja) 1996-04-12 2003-01-27 ワーナー―ランバート・コンパニー チロシンキナーゼの不可逆的阻害剤
GB9607729D0 (en) 1996-04-13 1996-06-19 Zeneca Ltd Quinazoline derivatives
AR007855A1 (es) 1996-07-13 1999-11-24 Glaxo Group Ltd Compuestos heterociclicos fusionados como inhibidores de proteina tirosina quinasa, sus metodos de preparacion, intermediarios, uso en medicinay composiciones farmaceuticas que los contienen
HRP970371A2 (en) 1996-07-13 1998-08-31 Kathryn Jane Smith Heterocyclic compounds
ES2186908T3 (es) 1996-07-13 2003-05-16 Glaxo Group Ltd Compuestos heterociciclos condensados como inhibidores de pproteina-tirosina-quinasas.
US6004967A (en) * 1996-09-13 1999-12-21 Sugen, Inc. Psoriasis treatment with quinazoline compounds
GB9718972D0 (en) 1996-09-25 1997-11-12 Zeneca Ltd Chemical compounds
EP0837063A1 (de) 1996-10-17 1998-04-22 Pfizer Inc. 4-Aminoquinazolinderivate
CO4940469A1 (es) 1997-03-05 2000-07-24 Sugen Inc Composicion oral de estabilidad mejorada que comprende un derivado de indolinona y una mezcla de gliceridos o esteres de polietilenglicol
AR012634A1 (es) 1997-05-02 2000-11-08 Sugen Inc Compuesto basado en quinazolina, composicion famaceutica que lo comprende, metodo para sintetizarlo, su uso, metodos de modulacion de la funcion deserina/treonina proteinaquinasa con dicho compuesto y metodo in vitro para identificar compuestos que modulan dicha funcion
ATE241986T1 (de) 1997-05-06 2003-06-15 Wyeth Corp Verwendung von chinazolin verbindungen zur behandlung von polyzystischer nierenkrankheit
US5929080A (en) * 1997-05-06 1999-07-27 American Cyanamid Company Method of treating polycystic kidney disease
ZA986732B (en) 1997-07-29 1999-02-02 Warner Lambert Co Irreversible inhibitiors of tyrosine kinases
TW436485B (en) 1997-08-01 2001-05-28 American Cyanamid Co Substituted quinazoline derivatives
CN1278176A (zh) 1997-11-06 2000-12-27 美国氰胺公司 喹唑啉衍生物作为用于治疗结肠息肉的酪氨酸激酶抑制剂的应用
JP4245682B2 (ja) 1997-12-25 2009-03-25 協和発酵キリン株式会社 キノリン誘導体、イソキノリン誘導体、およびシンノリン誘導体、並びに抗炎症剤および抗アレルギー剤
GB9800569D0 (en) 1998-01-12 1998-03-11 Glaxo Group Ltd Heterocyclic compounds
GB9800575D0 (en) 1998-01-12 1998-03-11 Glaxo Group Ltd Heterocyclic compounds
IL139641A0 (en) 1998-05-28 2002-02-10 Parker Hughes Inst Quinazolines for treating brain tumor
AU4851599A (en) 1998-06-30 2000-01-17 Parker Hughes Institute Method for inhibiting c-jun expression using jak-3 inhibitors
AU5391099A (en) 1998-07-30 2000-02-21 American Home Products Corporation Substituted quinazoline derivatives
US6384223B1 (en) * 1998-07-30 2002-05-07 American Home Products Corporation Substituted quinazoline derivatives
AU5195999A (en) 1998-08-11 2000-03-06 Takeda Chemical Industries Ltd. Cyclic amide compounds, process for producing the same, intermediates thereof and herbicides
IL141434A0 (en) 1998-08-21 2002-03-10 Parker Hughes Inst Quinazoline derivatives
AU6159499A (en) 1998-09-29 2000-04-17 Wyeth Holdings Corporation Substituted 3-cyanoquinolines as protein tyrosine kinases inhibitors
US6297258B1 (en) * 1998-09-29 2001-10-02 American Cyanamid Company Substituted 3-cyanoquinolines
WO2000020402A1 (en) 1998-10-01 2000-04-13 Astrazeneca Ab Chemical compounds
UA71945C2 (en) * 1999-01-27 2005-01-17 Pfizer Prod Inc Substituted bicyclic derivatives being used as anticancer agents
US6972288B1 (en) * 1999-02-27 2005-12-06 Boehringer Ingelheim Pharma Kg 4-amino-quinazoline and quinoline derivatives having an inhibitory effect on signal transduction mediated by tyrosine kinases
US6080747A (en) * 1999-03-05 2000-06-27 Hughes Institute JAK-3 inhibitors for treating allergic disorders
US20020082270A1 (en) * 2000-08-26 2002-06-27 Frank Himmelsbach Aminoquinazolines which inhibit signal transduction mediated by tyrosine kinases
NZ516873A (en) 2001-02-12 2003-11-28 Warner Lambert Co Compositions containing retinoids and erb inhibitors and their use in inhibiting retinoid skin damage
KR100861486B1 (ko) 2001-02-21 2008-10-02 미쓰비시 타나베 파마 코퍼레이션 퀴나졸린 유도체
US6562319B2 (en) * 2001-03-12 2003-05-13 Yissum Research Development Company Of The Hebrew University Of Jerusalem Radiolabeled irreversible inhibitors of epidermal growth factor receptor tyrosine kinase and their use in radioimaging and radiotherapy
EP1396488A1 (de) * 2001-05-23 2004-03-10 Mitsubishi Pharma Corporation Kondensierte heterocyclische verbindung und deren medizinische verwendung
RU2004116911A (ru) * 2001-11-03 2005-11-10 Астразенека Аб (Se) Производные хиназолина в качестве противоопухолевых средств
GB0126433D0 (en) * 2001-11-03 2002-01-02 Astrazeneca Ab Compounds
TWI324597B (en) * 2002-03-28 2010-05-11 Astrazeneca Ab Quinazoline derivatives
US6924285B2 (en) * 2002-03-30 2005-08-02 Boehringer Ingelheim Pharma Gmbh & Co. Bicyclic heterocyclic compounds, pharmaceutical compositions containing these compounds, their use and process for preparing them
PL371188A1 (en) 2002-03-30 2005-06-13 Boehringer Ingelheim Pharma Gmbh & Co.Kg 4-(n-phenylamino)-quinazolines / quinolines as tyrosine kinase inhibitors
GB0309009D0 (en) * 2003-04-22 2003-05-28 Astrazeneca Ab Quinazoline derivatives
GB0309850D0 (en) * 2003-04-30 2003-06-04 Astrazeneca Ab Quinazoline derivatives
GB0317665D0 (en) * 2003-07-29 2003-09-03 Astrazeneca Ab Qinazoline derivatives
MXPA06001079A (es) * 2003-07-29 2006-04-11 Astrazeneca Ab Derivados de piperidil quinazolina como inhibidores de cinasa de tirosina.
WO2005026151A1 (en) * 2003-09-16 2005-03-24 Astrazeneca Ab Quinazoline derivatives as tyrosine kinase inhibitors
SI1667991T1 (sl) * 2003-09-16 2008-10-31 Astrazeneca Ab Kinazolinski derivati kot inhibitorji tirozin kinaze
JP2007505871A (ja) * 2003-09-16 2007-03-15 アストラゼネカ アクチボラグ キナゾリン誘導体
GB0321648D0 (en) * 2003-09-16 2003-10-15 Astrazeneca Ab Quinazoline derivatives
DE602004004811T2 (de) * 2003-09-19 2007-11-22 Astrazeneca Ab Chinazolinderivate
US20070043010A1 (en) * 2003-09-25 2007-02-22 Astrazeneca Uk Limited Quinazoline derivatives
GB0322409D0 (en) * 2003-09-25 2003-10-29 Astrazeneca Ab Quinazoline derivatives
DE10350717A1 (de) 2003-10-30 2005-06-02 Boehringer Ingelheim Pharma Gmbh & Co. Kg Verwendung von Tyrosinkinase-Inhibitoren zur Behandlung inflammatorischer Prozesse
GB0326459D0 (en) * 2003-11-13 2003-12-17 Astrazeneca Ab Quinazoline derivatives
ES2315834T3 (es) * 2004-02-03 2009-04-01 Astrazeneca Ab Derivados de quinazolina.
CN1993349A (zh) * 2004-06-04 2007-07-04 阿斯利康(瑞典)有限公司 作为erbb受体酪氨酸激酶的喹唑啉衍生物
GB0504474D0 (en) * 2005-03-04 2005-04-13 Astrazeneca Ab Chemical compounds

Also Published As

Publication number Publication date
US7820683B2 (en) 2010-10-26
AR057823A1 (es) 2007-12-19
ES2354457T3 (es) 2011-03-15
EP1928861A1 (de) 2008-06-11
TW200745090A (en) 2007-12-16
JP2009508918A (ja) 2009-03-05
HK1120793A1 (en) 2009-04-09
UY29801A1 (es) 2007-04-30
DE602006018331D1 (de) 2010-12-30
US20090048251A1 (en) 2009-02-19
WO2007034144A1 (en) 2007-03-29
EP1928861B1 (de) 2010-11-17

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