RU1816283C - Способ получени производных 4-аминопиридина - Google Patents

Способ получени производных 4-аминопиридина

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Publication number
RU1816283C
RU1816283C SU884356604A SU4356604A RU1816283C RU 1816283 C RU1816283 C RU 1816283C SU 884356604 A SU884356604 A SU 884356604A SU 4356604 A SU4356604 A SU 4356604A RU 1816283 C RU1816283 C RU 1816283C
Authority
RU
Russia
Prior art keywords
ppm
amino
method described
reaction mixture
methylene chloride
Prior art date
Application number
SU884356604A
Other languages
English (en)
Russian (ru)
Inventor
Чандрасинхджи Десай Манодж
Original Assignee
Пфайзер Инк.
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 Пфайзер Инк. filed Critical Пфайзер Инк.
Application granted granted Critical
Publication of RU1816283C publication Critical patent/RU1816283C/ru

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D219/00—Heterocyclic compounds containing acridine or hydrogenated acridine ring systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/84—Nitriles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P21/00—Drugs for disorders of the muscular or neuromuscular 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
    • A61P25/02—Drugs for disorders of the nervous system for peripheral neuropathies
    • 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
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/61—Carboxylic acid nitriles containing cyano groups and nitrogen atoms being part of imino groups bound to the same carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/84—Nitriles
    • C07D213/85—Nitriles in position 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D219/00—Heterocyclic compounds containing acridine or hydrogenated acridine ring systems
    • C07D219/04—Heterocyclic compounds containing acridine or hydrogenated acridine ring systems 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 carbon atoms of the ring system
    • C07D219/08—Nitrogen atoms
    • C07D219/10—Nitrogen atoms attached in position 9
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
    • C07D221/04—Ortho- or peri-condensed ring systems
    • C07D221/06—Ring systems of three rings
    • C07D221/16—Ring systems of three rings containing carbocyclic rings other than six-membered
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
    • C07D221/22—Bridged ring systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D309/28—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/68—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with nitrogen atoms directly attached in position 4
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom 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
    • C07D333/30—Hetero atoms other than halogen
    • C07D333/36—Nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D335/00—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom
    • C07D335/02—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D335/00—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom
    • C07D335/04—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
    • C07D335/06—Benzothiopyrans; Hydrogenated benzothiopyrans
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/12—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains three hetero rings
    • C07D491/14—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/12—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains three hetero rings
    • C07D495/14—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
    • C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
    • C07D513/04—Ortho-condensed systems

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Neurology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Neurosurgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hospice & Palliative Care (AREA)
  • Psychiatry (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyridine Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
SU884356604A 1987-10-05 1988-10-04 Способ получени производных 4-аминопиридина RU1816283C (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1987/002546 WO1989002739A1 (en) 1987-10-05 1987-10-05 4-aminopyridine derivatives

Publications (1)

Publication Number Publication Date
RU1816283C true RU1816283C (ru) 1993-05-15

Family

ID=22202587

Family Applications (1)

Application Number Title Priority Date Filing Date
SU884356604A RU1816283C (ru) 1987-10-05 1988-10-04 Способ получени производных 4-аминопиридина

Country Status (12)

Country Link
KR (1) KR900007243B1 (pt)
AT (1) ATE123024T1 (pt)
DD (1) DD273633A5 (pt)
EG (1) EG19973A (pt)
FI (1) FI93117C (pt)
MX (1) MX13270A (pt)
MY (1) MY104335A (pt)
PL (1) PL159258B1 (pt)
PT (1) PT88656B (pt)
RU (1) RU1816283C (pt)
WO (2) WO1989002739A1 (pt)
ZA (1) ZA887399B (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4897400A (en) * 1987-02-13 1990-01-30 Hoeschst-Roussel Pharmaceuticals, Inc. 9-amino-1,4-ethano-1,2,3,4-tetrahydroacridine and related compounds useful for incresing the cholinergic function in a mammal
US5002955A (en) * 1987-04-23 1991-03-26 Hoechst-Roussel Pharmaceuticals Inc. Fused heteroalkylene quinolinamines and use as cholinergic agents
US5037833A (en) * 1988-07-25 1991-08-06 Hoechst-Roussel Pharmaceuticals Inc. N-[substituted alkylidene]fused-bicycloalkylidene quinolinamines useful for enhancing the cholinergic function in a mammal
US5013741A (en) * 1987-09-08 1991-05-07 Hoechst-Roussel Pharmaceuticals Incorporated N-[substituted alkylidene]-1,2,3,4-tetrahydro-9-acridinamines useful for enhancing the cholinergic function in a mammal
US4927820A (en) * 1988-11-25 1990-05-22 Hoechst Roussel Pharmaceuticals Inc. Fused heterocyclic derivatives of 1,2,3,4-tetrahydroacridine
CA2029497C (en) * 1989-11-08 2002-06-04 Kunihiro Ninomiya (Deceased) 4-acylaminopyridine derivative
US4994452A (en) * 1989-11-28 1991-02-19 Hoechst-Roussel Pharmaceuticals Inc. Hexahydro-1H-quino[4,3,2-ef][1,4]benzoxazepines and related compounds
US5112829A (en) * 1989-11-28 1992-05-12 Hoechst-Roussel Pharmaceuticals Inc. Hexahydro-1H-quino[4,3,2-ef][1,4]benzoxazepines and related compounds
US5210087A (en) * 1991-02-13 1993-05-11 Hoechst-Roussel Pharmaceuticals Inc. 9-aminotetrahydroacridines and related compounds
US5234947A (en) * 1991-11-07 1993-08-10 New York University Potassium channel activating compounds and methods of use thereof
US5466696A (en) * 1992-09-10 1995-11-14 Warner Lambert Company Tacrine and cytochrome P450 oxidase inhibitors and methods of use
US5422350A (en) * 1992-09-10 1995-06-06 Warner-Lambert Company Nitrogen substituted acridine and cytochrome P450 inhibitors and methods of use
US5783584A (en) * 1995-12-11 1998-07-21 Mayo Foundation For Medical Education And Research THA analogs useful as cholinesterase inhibitors
US5929093A (en) * 1996-06-13 1999-07-27 Mayo Foundation For Medical Education And Research Bifunctional acetylcholinesterase reactivators
DE19707655A1 (de) * 1997-02-26 1998-08-27 Hoechst Ag Kombinationspräparat zur Anwendung bei Demenz
DE10111728A1 (de) * 2001-03-09 2002-09-12 Merck Patent Gmbh UV-Filter
JP2008512458A (ja) 2004-09-07 2008-04-24 ワイス ６Ｈ−［１］ベンゾピラノ［４，３−ｂ］キノリン及びエストロゲン様物質としてのそれらの使用
CN114853672B (zh) * 2022-05-12 2023-06-23 中国人民解放军北部战区总医院 作为CDKs抑制剂的他克林衍生物及其应用

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232945A (en) * 1962-08-13 1966-02-01 S E Massengill Company 7,8,9,10-tetrahalo-6h-cyclohepta-(b)-quinolines
US3318896A (en) * 1963-12-05 1967-05-09 Squibb & Sons Inc Production of 12-substituted-6, 7, 8, 9, 10, 11-hexahydrocycloocta[b]quinolines
DE1645957A1 (de) * 1966-03-14 1970-06-04 American Home Prod Verfahren zur Herstellung von Benzonaphthyridinen
US3541066A (en) * 1968-09-16 1970-11-17 American Home Prod 2,3-dihydro-1,4-ethanobenzo(b)(1,5)naphthyridine derivatives
US4180580A (en) * 1976-11-08 1979-12-25 American Home Products Corp. Furo(3,4-b)quinolines
US4550113A (en) * 1982-08-19 1985-10-29 Nauchno-Issledovatelsky Institut Po Biologicheskikm Ispytaniyam Khimicheskikh Soedineny 9-Amino-2,3,5,6,7,8-hexahydro-1H-cyclopenta(b)quinoline monohydrate hydrochloride as stimulant of neuro-muscular transmission of smooth muscles
US4680298A (en) * 1983-05-31 1987-07-14 Schering Corporation Tricyclic anti-allergy and use as anti-inflammatory agents
US4680297A (en) * 1983-07-14 1987-07-14 Schering Corporation Tricyclic positive inotropic agents
US4631286A (en) * 1984-10-25 1986-12-23 Hoechst-Roussel Pharmaceuticals Inc. 9-amino-1,2,3,4-tetrahydroacridin-1-ol and related compounds
US4695573A (en) * 1984-10-25 1987-09-22 Hoechst-Roussel Pharmaceuticals Inc. 9-amino-1,2,3,4-tetrahydroacridin-1-ol and related compounds
US4578394A (en) * 1984-12-10 1986-03-25 Hoechst-Roussel Pharmaceuticals Incorporated Cholinergic function increasing 3-[N-(pyridyl) carbamoyl]-1,4-dihydropyridines
US4652567A (en) * 1985-03-13 1987-03-24 Hoechst-Roussel Pharmaceuticals Inc. Benzo(c)-1,5-naphthyridines useful for treating a patient having drug induced memory impairment in need of memory enhancement

Also Published As

Publication number Publication date
MX13270A (es) 1993-06-01
KR890006590A (ko) 1989-06-14
WO1989002739A1 (en) 1989-04-06
PT88656A (pt) 1988-11-01
EG19973A (en) 1996-10-31
ZA887399B (en) 1990-05-30
ATE123024T1 (de) 1995-06-15
PL159258B1 (pl) 1992-12-31
FI884553A0 (fi) 1988-10-04
FI884553A (fi) 1989-04-06
DD273633A5 (de) 1989-11-22
PT88656B (pt) 1992-12-31
MY104335A (en) 1994-03-31
KR900007243B1 (ko) 1990-10-06
PL275056A1 (en) 1989-05-30
WO1989002740A1 (en) 1989-04-06
FI93117B (fi) 1994-11-15
FI93117C (fi) 1995-02-27

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