SG165417A1 - Indazoles, benzothiazoles, and benzoisothiazoles, and preparation and uses thereof - Google Patents

Indazoles, benzothiazoles, and benzoisothiazoles, and preparation and uses thereof

Info

Publication number
SG165417A1
SG165417A1 SG201006955-7A SG2010069557A SG165417A1 SG 165417 A1 SG165417 A1 SG 165417A1 SG 2010069557 A SG2010069557 A SG 2010069557A SG 165417 A1 SG165417 A1 SG 165417A1
Authority
SG
Singapore
Prior art keywords
indazoles
benzothiazoles
receptors
nach
compounds
Prior art date
Application number
SG201006955-7A
Other languages
English (en)
Inventor
Richard Schumacher
Mihaela Diana Danca
Jianguo Ma
Brian Herbert
Truc Minh Nguyen
Wenge Xie
Ashok Tehim
Original Assignee
Memory Pharm Corp
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 Memory Pharm Corp filed Critical Memory Pharm Corp
Publication of SG165417A1 publication Critical patent/SG165417A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D453/00—Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids
    • C07D453/02—Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids containing not further condensed quinuclidine ring systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • 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
    • 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
    • A61P25/04—Centrally acting analgesics, e.g. opioids
    • 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
    • A61P25/14—Drugs for disorders of the nervous system for treating abnormal movements, e.g. chorea, dyskinesia
    • A61P25/16—Anti-Parkinson drugs
    • 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
    • A61P25/18—Antipsychotics, i.e. neuroleptics; Drugs for mania or schizophrenia
    • 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
    • A61P25/20—Hypnotics; Sedatives
    • 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
    • A61P25/26—Psychostimulants, e.g. nicotine, cocaine
    • 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
    • A61P25/00—Drugs for disorders of the nervous system
    • A61P25/30—Drugs for disorders of the nervous system for treating abuse or dependence
    • A61P25/32—Alcohol-abuse
    • 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
    • A61P25/30—Drugs for disorders of the nervous system for treating abuse or dependence
    • A61P25/34—Tobacco-abuse
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/04—Anorexiants; Antiobesity agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
    • A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Neurosurgery (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Psychiatry (AREA)
  • Diabetes (AREA)
  • Addiction (AREA)
  • Pain & Pain Management (AREA)
  • Obesity (AREA)
  • Hematology (AREA)
  • Hospice & Palliative Care (AREA)
  • Anesthesiology (AREA)
  • Endocrinology (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Child & Adolescent Psychology (AREA)
  • Psychology (AREA)
  • Emergency Medicine (AREA)
  • Rheumatology (AREA)
  • Epidemiology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
SG201006955-7A 2005-09-23 2006-09-22 Indazoles, benzothiazoles, and benzoisothiazoles, and preparation and uses thereof SG165417A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71955205P 2005-09-23 2005-09-23

Publications (1)

Publication Number Publication Date
SG165417A1 true SG165417A1 (en) 2010-10-28

Family

ID=37715973

Family Applications (1)

Application Number Title Priority Date Filing Date
SG201006955-7A SG165417A1 (en) 2005-09-23 2006-09-22 Indazoles, benzothiazoles, and benzoisothiazoles, and preparation and uses thereof

Country Status (12)

Country Link
EP (1) EP1940833A1 (enrdf_load_stackoverflow)
JP (1) JP2009509964A (enrdf_load_stackoverflow)
KR (1) KR20080048550A (enrdf_load_stackoverflow)
CN (1) CN101312968A (enrdf_load_stackoverflow)
AU (1) AU2006295397A1 (enrdf_load_stackoverflow)
BR (1) BRPI0617534A2 (enrdf_load_stackoverflow)
CA (1) CA2622677A1 (enrdf_load_stackoverflow)
IL (1) IL190358A0 (enrdf_load_stackoverflow)
RU (1) RU2450003C2 (enrdf_load_stackoverflow)
SG (1) SG165417A1 (enrdf_load_stackoverflow)
WO (1) WO2007038367A1 (enrdf_load_stackoverflow)
ZA (1) ZA200802342B (enrdf_load_stackoverflow)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10164139A1 (de) 2001-12-27 2003-07-10 Bayer Ag 2-Heteroarylcarbonsäureamide
US8394842B2 (en) 2006-03-28 2013-03-12 High Point Pharmaceuticals, Llc Benzothiazoles having histamine H3 receptor activity
SA08290475B1 (ar) 2007-08-02 2013-06-22 Targacept Inc (2s، 3r)-n-(2-((3-بيردينيل)ميثيل)-1-آزا بيسيكلو[2، 2، 2]أوكت-3-يل)بنزو فيوران-2-كربوكساميد، وصور أملاحه الجديدة وطرق استخدامه
AU2008322426C1 (en) * 2007-11-16 2014-10-23 Rigel Pharmaceuticals, Inc. Carboxamide, sulfonamide and amine compounds for metabolic disorders
CN101952278A (zh) * 2008-02-15 2011-01-19 弗·哈夫曼-拉罗切有限公司 3-烷基-哌嗪衍生物及其用途
SI2346833T1 (sl) * 2008-10-13 2013-06-28 F. Hoffmann-La Roche Ag Postopek brez diazonija za pripravo indazolnega intermediata v sintezi bicikliäśnih amidov 5-(trifluorometoksi)-1h-3-indazolkarboksilne kisline
WO2010059844A1 (en) 2008-11-19 2010-05-27 Envivo Pharmaceuticals, Inc. Treatment of cognitive disorders with (r)-7-chloro-n-(quinuclidin-3-yl)benzo[b]thiophene-2-carboxamide and pharmaceutically acceptable salts thereof
TW201031664A (en) 2009-01-26 2010-09-01 Targacept Inc Preparation and therapeutic applications of (2S,3R)-N-2-((3-pyridinyl)methyl)-1-azabicyclo[2.2.2]oct-3-yl)-3,5-difluorobenzamide
TWI558398B (zh) 2009-09-22 2016-11-21 諾華公司 菸鹼乙醯膽鹼受體α７活化劑之用途
US20110172428A1 (en) 2010-01-12 2011-07-14 Shan-Ming Kuang Methods for the preparation of indazole-3-carboxylic acid and n-(s)-1-azabicyclo[2.2.2]oct-3-yl-1h-indazole-3-carboxamide hydrochloride salt
WO2011137313A1 (en) * 2010-04-30 2011-11-03 Bristol-Myers Squibb Company Aza-bicyclic amine n-oxide compounds as alpha-7 nicotinic acetylcholine receptor ligand pro-drugs
SA111320455B1 (ar) 2010-05-17 2014-10-16 Envivo Pharmaceuticals Inc صورة بلورية من (R)-7- كلورو -N- (كينوكليدين -3- يل) بنزو[b] ثيوفين -2- كربوكساميد هيدروكلوريد أحادي الهيدرات
US8242276B2 (en) 2010-06-30 2012-08-14 Hoffmann-La Roche Inc. Methods for the preparation of N-(S)-1-azabicyclo[2.2.2]oct-3-yl-1H-indazole-3-carboxamide hydrochloride salt
BR112013001939A2 (pt) 2010-07-26 2017-07-11 Envivo Pharmaceuticals Inc tratamento de distúrbios cognitivos com determinados agonistas receptores de ácido alfa-7-nicotínico em combinação com inibidres de acetilcolinesterase
AR086791A1 (es) * 2011-07-01 2014-01-22 Lundbeck & Co As H Moduladores alostericos positivos del receptor de acetilcolina nicotinico
AU2013259871A1 (en) 2012-05-08 2014-11-20 Forum Pharmaceuticals Inc. Methods of maintaining, treating or improving cognitive function
JOP20130213B1 (ar) 2012-07-17 2021-08-17 Takeda Pharmaceuticals Co معارضات لمستقبلht3-5
MA37975B2 (fr) * 2012-09-11 2021-03-31 Genzyme Corp Inhibiteurs de synthase de glucosylcéramide
EP2927229B1 (en) 2012-10-16 2018-09-05 Takeda Pharmaceutical Company Limited Benzene-fused 5-membered nitrogen-containing heteroaromatic compounds useful for prophylaxis or treatment of neurodegenerative diseases or epilepsy
EP3010889B1 (de) 2013-06-20 2018-10-03 Bayer CropScience Aktiengesellschaft Arylsulfid- und arylsulfoxid-derivate als akarizide und insektizide
JP6449880B2 (ja) * 2013-08-08 2019-01-09 ベーリンガー インゲルハイム インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング 新規ピラジンアミド化合物
JP6586104B2 (ja) 2014-03-20 2019-10-02 サミュメッド リミテッド ライアビリティ カンパニー ５−置換インダゾール−３−カルボキサミドならびにその調製および使用の方法
KR101532211B1 (ko) * 2014-04-30 2015-06-30 세종대학교산학협력단 Ampk 억제기능에 기반한 뇌졸중 치료용 약학적 조성물 및 방법
WO2016053947A1 (en) 2014-09-29 2016-04-07 Takeda Pharmaceutical Company Limited Crystalline form of 1-(1-methyl-1h-pyrazol-4-yl)-n-((1r,5s,7s)-9-methyl-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl)-1h-indole-3-carboxamide
US10370370B2 (en) * 2015-06-10 2019-08-06 Axovant Sciences Gmbh Aminobenzisoxazole compounds as agonists of α7-nicotinic acetylcholine receptors
EP3334740A4 (en) * 2015-08-12 2019-02-06 Axovant Sciences GmbH GEMINAL SUBSTITUTED AMINOBENZISOXAZOLE COMPOUNDS AS AGONISTS OF ALPHA 7-NICOTINIC ACETYLCHOLINE RECEPTORS
CA3123260A1 (en) * 2015-10-16 2017-04-20 Abbvie Inc. Crystalline hemihydrate of (3s,4r)-3-ethyl-4-(3h-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)-n-(2,2,2-trifluoroethyl)pyrrolidine-1-carboxamide and solid state form thereof
WO2018185266A1 (en) 2017-04-06 2018-10-11 Inventiva New compounds inhibitors of the yap/taz-tead interaction and their use in the treatment of malignant mesothelioma.
EP3632908A1 (en) 2018-10-02 2020-04-08 Inventiva Inhibitors of the yap/taz-tead interaction and their use in the treatment of cancer
WO2021156769A1 (en) 2020-02-03 2021-08-12 Genzyme Corporation Methods for treating neurological symptoms associated with lysosomal storage diseases
US11618751B1 (en) 2022-03-25 2023-04-04 Ventus Therapeutics U.S., Inc. Pyrido-[3,4-d]pyridazine amine derivatives useful as NLRP3 derivatives
JP2023534322A (ja) 2020-07-24 2023-08-09 ジェンザイム・コーポレーション ベングルスタットを含む医薬組成物
US11319319B1 (en) 2021-04-07 2022-05-03 Ventus Therapeutics U.S., Inc. Compounds for inhibiting NLRP3 and uses thereof
US12331048B2 (en) 2022-10-31 2025-06-17 Ventus Therapeutics U.S., Inc. Pyrido-[3,4-d]pyridazine amine derivatives useful as NLRP3 inhibitors

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA93737B (en) * 1992-02-04 1993-09-06 Eisai Co Ltd Aminobenzoic acid derivatives.
AR036041A1 (es) * 2001-06-12 2004-08-04 Upjohn Co Compuestos aromaticos heterociclicos sustituidos con quinuclidina y composiciones farmaceuticas que los contienen
AR036040A1 (es) * 2001-06-12 2004-08-04 Upjohn Co Compuestos de heteroarilo multiciclicos sustituidos con quinuclidinas y composiciones farmaceuticas que los contienen
DE10162375A1 (de) * 2001-12-19 2003-07-10 Bayer Ag Bicyclische N-Aryl-amide
AU2003250322B2 (en) * 2002-08-14 2010-01-21 Neurosearch A/S Novel quinuclidine derivatives and their use
BR0314485A (pt) * 2002-09-25 2005-07-26 Memory Pharm Corp Indazóis, benzotiazóis e benzoisotiazóis, composto, composição farmacêutica, método desativação/estimulação seletiva de receptores nicotìnicos de a-7 em um mamìfero e método de tratamento e/ou prevenção de uma doença com os mesmos
MXPA05007689A (es) * 2003-01-22 2005-09-30 Pharmacia & Upjohn Co Llc Tratamiento de enfermedades con agonistas completos del receptor alfa-7 de nach.
PT1697378E (pt) * 2003-12-22 2008-02-28 Memory Pharm Corp Indoles, 1h-indazoles, 1,2-benzisoxazoles e 1,2-benzisotiazoles, sua preparação e utilizações

Also Published As

Publication number Publication date
RU2008115268A (ru) 2009-10-27
AU2006295397A1 (en) 2007-04-05
KR20080048550A (ko) 2008-06-02
CA2622677A1 (en) 2007-04-05
IL190358A0 (en) 2009-09-22
EP1940833A1 (en) 2008-07-09
ZA200802342B (en) 2009-03-25
BRPI0617534A2 (pt) 2011-07-26
RU2450003C2 (ru) 2012-05-10
CN101312968A (zh) 2008-11-26
WO2007038367A1 (en) 2007-04-05
JP2009509964A (ja) 2009-03-12

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