ZA903741B - 2-piperidino-1-alkanol derivatives as antiischemic agents - Google Patents

2-piperidino-1-alkanol derivatives as antiischemic agents

Info

Publication number
ZA903741B
ZA903741B ZA903741A ZA903741A ZA903741B ZA 903741 B ZA903741 B ZA 903741B ZA 903741 A ZA903741 A ZA 903741A ZA 903741 A ZA903741 A ZA 903741A ZA 903741 B ZA903741 B ZA 903741B
Authority
ZA
South Africa
Prior art keywords
piperidino
alkanols
hydrogen
alkanol derivatives
antiischemic agents
Prior art date
Application number
ZA903741A
Other languages
English (en)
Inventor
Bertrand Leo Chenard
Leo Chenard Bertrand
Original Assignee
Pfizer
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 Pfizer filed Critical Pfizer
Publication of ZA903741B publication Critical patent/ZA903741B/xx

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D451/00—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof
    • C07D451/02—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof containing not further condensed 8-azabicyclo [3.2.1] octane or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane; Cyclic acetals thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/06—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • 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
    • A61P25/28—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
    • 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
    • C07D211/36—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D211/40—Oxygen atoms
    • C07D211/44—Oxygen atoms attached in position 4
    • C07D211/48—Oxygen atoms attached in position 4 having an acyclic carbon atom attached in position 4
    • 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
    • C07D211/36—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D211/40—Oxygen atoms
    • C07D211/44—Oxygen atoms attached in position 4
    • C07D211/52—Oxygen atoms attached in position 4 having an aryl radical as the second substituent in position 4
    • 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
    • C07D211/36—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D211/54—Sulfur atoms
    • 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
    • C07D211/68—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 one double bond between ring members or between a ring member and a non-ring member
    • C07D211/70—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 one double bond between ring members or between a ring member and a non-ring member with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D451/00—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof
    • C07D451/02—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof containing not further condensed 8-azabicyclo [3.2.1] octane or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane; Cyclic acetals thereof
    • C07D451/04—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof containing not further condensed 8-azabicyclo [3.2.1] octane or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane; Cyclic acetals thereof with hetero atoms directly attached in position 3 of the 8-azabicyclo [3.2.1] octane or in position 7 of the 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring system
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D451/00—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof
    • C07D451/02—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof containing not further condensed 8-azabicyclo [3.2.1] octane or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane; Cyclic acetals thereof
    • C07D451/04—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof containing not further condensed 8-azabicyclo [3.2.1] octane or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane; Cyclic acetals thereof with hetero atoms directly attached in position 3 of the 8-azabicyclo [3.2.1] octane or in position 7 of the 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring system
    • C07D451/06—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Hospice & Palliative Care (AREA)
  • Psychiatry (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pyrrole Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
ZA903741A 1989-05-17 1990-05-16 2-piperidino-1-alkanol derivatives as antiischemic agents ZA903741B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1989/002176 WO1990014087A1 (en) 1989-05-17 1989-05-17 2-piperidino-1-alkanol derivatives as antiischemic agents

Publications (1)

Publication Number Publication Date
ZA903741B true ZA903741B (en) 1991-12-24

Family

ID=22215027

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA903741A ZA903741B (en) 1989-05-17 1990-05-16 2-piperidino-1-alkanol derivatives as antiischemic agents

Country Status (19)

Country Link
US (3) US5185343A (no)
JP (1) JPH0735368B2 (no)
KR (1) KR920004138B1 (no)
CN (1) CN1032209C (no)
AT (1) ATE150021T1 (no)
BR (1) BR1101053A (no)
CZ (1) CZ284342B6 (no)
DE (1) DE69030134T2 (no)
DK (1) DK0398578T3 (no)
FI (1) FI113645B (no)
HK (1) HK1000468A1 (no)
IL (2) IL94357A (no)
NO (1) NO180268C (no)
PH (1) PH31464A (no)
PL (1) PL163580B1 (no)
RU (1) RU2029769C1 (no)
SK (1) SK232890A3 (no)
WO (2) WO1990014087A1 (no)
ZA (1) ZA903741B (no)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9205893A (pt) * 1991-04-18 1994-11-08 Pfizer Ésteres pró droga de 2-piperidino-1-alcanóis fenólicos
US5594007A (en) * 1991-04-18 1997-01-14 Pfizer Inc. Method for treating spinal cord trauma with phenolic 2-piperidino-1-alkanols
US5710168A (en) * 1991-10-23 1998-01-20 Pfizer Inc. 2-piperidino-1-alkanol derivatives as neuroprotective agents
US6255322B1 (en) * 1992-06-19 2001-07-03 Pfizer Inc. 2-(4-hydroxypiperidino)-1-alkanol derivatives as antiischemic agents
US5436255A (en) * 1992-07-23 1995-07-25 Pfizer Inc. Method of treating diseases susceptable to treatment by blocking NMDA-receptors
US5498610A (en) * 1992-11-06 1996-03-12 Pfizer Inc. Neuroprotective indolone and related derivatives
PL179448B1 (pl) * 1994-01-31 2000-09-29 Pfizer Neuroochronne zwiazki chromanoloweoraz kompozycje farmaceutyczne zawierajace te zwiazki PL PL PL PL PL
CN1151130C (zh) * 1994-08-18 2004-05-26 辉瑞大药厂 神经保护的3-(哌啶基-1)-苯并二氢吡喃-4,7-二醇和1-(4-氢化苯基)-2-(哌啶基-1)链烷醇衍生物
US5731317A (en) * 1995-03-10 1998-03-24 Merck & Co., Inc. Bridged piperidines promote release of growth hormone
UA59341C2 (uk) * 1995-08-11 2003-09-15 Пфайзер, Інк. (1s,2s)-1-(4-гідроксифеніл)-2-(4-гідрокси-4-фенілпіперидин-1-іл)-1-пропанолметансульфонат тригідрат
TW450807B (en) * 1995-09-15 2001-08-21 Pfizer Pharmaceutical compositions for treating tinnitus comprising neuroprotective agents
IL145209A0 (en) * 2000-09-06 2002-06-30 Pfizer Prod Inc Pharmaceutical combinations for the treatment of stroke and traumatic brain injury
EP1186303A3 (en) * 2000-09-06 2003-12-10 Pfizer Products Inc. Pharmaceutical combinations, for the treatment of stroke and traumatic brain injury, containing a neutrophil inhibiting factor and an selective NMDA-NR2B receptor antagonist
EP1674087A1 (en) 2000-10-02 2006-06-28 Pfizer Products Inc. Prophylactic use of n-methyl-d-aspartate (NMDA) antagonists
IL159393A (en) 2001-07-24 2011-01-31 Richter Gedeon Vegyeszet Piperidine derivatives, pharmaceutical compositions containing them, processes for their preparation and uses thereof
WO2005030720A1 (ja) * 2003-09-25 2005-04-07 Shionogi & Co., Ltd. Ｎｍｄａ受容体拮抗作用を有するピペリジン誘導体
ES2347152T3 (es) * 2003-11-26 2010-10-26 Pfizer Products Inc. Derivados de aminopirazol como inhibidores de gsk-3.
EP1838705A2 (en) * 2005-01-13 2007-10-03 Neurosearch A/S 3,8-substituted 8-aza-bicyclo [3.2.1] octane derivatives and their use as monoamine neurotransmitter re-uptake inhibitors
FR2919353B1 (fr) 2007-07-23 2014-02-14 Alstom Power Hydraulique Machine hydraulique comprenant des moyens d'injection d'un ecoulement preleve d'un ecoulement principal
US8648198B2 (en) 2011-01-19 2014-02-11 Cold Spring Harbor Laboratory Phenylethanolamine-based NMDA receptor antagonists
RU2638807C2 (ru) 2011-11-22 2017-12-15 Те Риджентс Оф Те Юниверсити Оф Калифорния Способы и композиции для лечения воспаления и ишемического поражения

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB963639A (en) * 1960-10-20 1964-07-15 Arnold Heyworth Beckett New piperidine derivatives and processes for preparing the same
US3294804A (en) * 1961-01-27 1966-12-27 Sterling Drug Inc 1-(3-hydroxy-3-phenylpropyl)-4-phenyl-4-propionoxy-piperidine
US3136778A (en) * 1961-02-27 1964-06-09 Parke Davis & Co 1-[(omega oxy-lower alkyl)]-2-methyl-3-phenyl-3-propionyloxy-pyrrolidines
BE615410A (no) * 1961-03-22
FR5733M (no) * 1966-09-27 1968-01-22
JPS532474A (en) * 1976-06-26 1978-01-11 Yoshitomi Pharmaceut Ind Ltd Aminoketone derivatives
JPS5359675A (en) * 1976-11-08 1978-05-29 Yoshitomi Pharmaceut Ind Ltd Aminoalcohol derivatives
DE3045688A1 (de) * 1980-12-04 1982-07-08 C.H. Boehringer Sohn, 6507 Ingelheim Neue 8-arylalkyl-3-phenyl-3-nortropanole, deren saeureadditionssalze, diese enthaltende arzneimittel und verfahren zu ihrer herstellung
US4366154A (en) * 1981-11-09 1982-12-28 Sandoz, Inc. Tropyl derivatives
FR2546166B1 (fr) * 1983-05-19 1985-10-25 Synthelabo Enantiomeres du erythro (benzyl-4 piperidino)-2 (hydroxy-4 ou benzyloxy-4 phenyl)-1 propanol, leur preparation et leur application en therapeutique
JPS60228460A (ja) * 1984-04-27 1985-11-13 Nippon Iyakuhin Kogyo Kk ピペリジノプロパノ−ル誘導体の製法
JPS6136262A (ja) * 1984-07-26 1986-02-20 Nippon Iyakuhin Kogyo Kk ピペリジノ−プロパノンもしくは−プロパノール誘導体及びその製法

Also Published As

Publication number Publication date
NO180268B (no) 1996-12-09
KR900018085A (ko) 1990-12-20
JPH0735368B2 (ja) 1995-04-19
SK279476B6 (sk) 1998-11-04
FI113645B (fi) 2004-05-31
FI915403A0 (fi) 1991-11-15
BR1101053A (pt) 2000-03-28
IL114174A (en) 1996-06-18
US5391742A (en) 1995-02-21
DE69030134D1 (de) 1997-04-17
JPH035478A (ja) 1991-01-11
CZ284342B6 (cs) 1998-10-14
IL114174A0 (en) 1995-10-31
DE69030134T2 (de) 1997-06-19
IL94357A (en) 1996-08-04
NO914485D0 (no) 1991-11-15
NO914485L (no) 1991-11-15
KR920004138B1 (ko) 1992-05-25
ATE150021T1 (de) 1997-03-15
CN1032209C (zh) 1996-07-03
WO1990014087A1 (en) 1990-11-29
RU2029769C1 (ru) 1995-02-27
PH31464A (en) 1998-11-03
PL163580B1 (pl) 1994-04-29
US5185343A (en) 1993-02-09
HK1000468A1 (en) 1998-03-27
NO180268C (no) 1997-03-19
CN1047291A (zh) 1990-11-28
SK232890A3 (en) 1998-11-04
WO1990014088A1 (en) 1990-11-29
DK0398578T3 (da) 1997-10-13
PL285190A1 (en) 1991-03-25
US5338754A (en) 1994-08-16
CZ232890A3 (cs) 1998-07-15

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