DK141987A - Fremgangsmaade til fremstilling af dihydro-1h-pyrrolizin-3,5-(2h,6h)-dion - Google Patents

Fremgangsmaade til fremstilling af dihydro-1h-pyrrolizin-3,5-(2h,6h)-dion

Info

Publication number
DK141987A
DK141987A DK141987A DK141987A DK141987A DK 141987 A DK141987 A DK 141987A DK 141987 A DK141987 A DK 141987A DK 141987 A DK141987 A DK 141987A DK 141987 A DK141987 A DK 141987A
Authority
DK
Denmark
Prior art keywords
pyrrolizin
dion
dihydro
produced
lower alkyl
Prior art date
Application number
DK141987A
Other languages
Danish (da)
English (en)
Other versions
DK141987D0 (da
Inventor
Marvin Simon Hoekstra
Original Assignee
Warner Lambert Co
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 Warner Lambert Co filed Critical Warner Lambert Co
Publication of DK141987D0 publication Critical patent/DK141987D0/da
Publication of DK141987A publication Critical patent/DK141987A/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D207/00Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom 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
    • C07D207/22Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom 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 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
    • C07D207/24Oxygen or sulfur atoms
    • C07D207/262-Pyrrolidones
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyrrole Compounds (AREA)
  • Steroid Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
DK141987A 1986-03-21 1987-03-19 Fremgangsmaade til fremstilling af dihydro-1h-pyrrolizin-3,5-(2h,6h)-dion DK141987A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/842,702 US4663464A (en) 1986-03-21 1986-03-21 Process for the preparation of dihydro-1H-pyrrolizine-3,5-(2H,6H)-dione

Publications (2)

Publication Number Publication Date
DK141987D0 DK141987D0 (da) 1987-03-19
DK141987A true DK141987A (da) 1987-09-22

Family

ID=25288045

Family Applications (1)

Application Number Title Priority Date Filing Date
DK141987A DK141987A (da) 1986-03-21 1987-03-19 Fremgangsmaade til fremstilling af dihydro-1h-pyrrolizin-3,5-(2h,6h)-dion

Country Status (17)

Country Link
US (1) US4663464A (de)
EP (1) EP0238088B1 (de)
JP (1) JPS62230784A (de)
KR (1) KR870008888A (de)
AT (1) ATE57929T1 (de)
AU (1) AU586070B2 (de)
CA (1) CA1280423C (de)
DE (1) DE3765810D1 (de)
DK (1) DK141987A (de)
ES (1) ES2018661B3 (de)
FI (1) FI871195A7 (de)
GR (1) GR3001042T3 (de)
NO (1) NO164297C (de)
NZ (1) NZ219713A (de)
PH (1) PH22822A (de)
PT (1) PT84517B (de)
ZA (1) ZA871307B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977235A (en) * 1989-02-23 1990-12-11 Shell Oil Company Polyarylate polymers
US4914176A (en) * 1989-03-17 1990-04-03 Shell Oil Company Poly(heterocyclic) polymers
US5969833A (en) * 1996-10-09 1999-10-19 Tyco Submarine Systems Ltd. Monitoring system using an optical side tone as a test signal

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5129484A (en) * 1974-09-05 1976-03-12 Juki Gosei Yakuhin Kogyo Kk Deshiritsutoru 22 * 33pirijiru * pirorijin no seizoho
US4372966A (en) * 1980-09-15 1983-02-08 Warner-Lambert Company Use of dihydro-1H-pyrrolizine-3,5(2H,6H)-dione as a cognition activator
US4581462A (en) * 1983-08-25 1986-04-08 The Upjohn Company Pyrrolizidine-3-ones
US4551470A (en) * 1983-08-29 1985-11-05 Warner-Lambert Company Hexahydro-3,5-dioxo-1H-pyrrolizine-2-carboxylic acid and derivatives, and use for reversing electroconvulsive shock amnesia
US4548947A (en) * 1984-05-07 1985-10-22 Warner-Lambert Company 1-(Substituted-aryl)-dihydro-1H-pyrrolizine-3,5-[2H,6H-]diones and use for reversing amnesia
US4563469A (en) * 1984-07-20 1986-01-07 Warner-Lambert Company Derivatives of N-[2-(tetrahydro-3,5-dioxo-1H-pyrrolizin-7a(5H)-yl)ethyl]amine as cognition activators

Also Published As

Publication number Publication date
GR3001042T3 (en) 1992-01-20
DE3765810D1 (de) 1990-12-06
NO164297C (no) 1990-09-19
PT84517A (en) 1987-04-01
AU6919287A (en) 1987-09-24
ZA871307B (en) 1988-09-28
PH22822A (en) 1989-01-19
NO871174L (no) 1987-09-22
DK141987D0 (da) 1987-03-19
CA1280423C (en) 1991-02-19
ES2018661B3 (es) 1991-05-01
ATE57929T1 (de) 1990-11-15
KR870008888A (ko) 1987-10-21
PT84517B (pt) 1989-11-10
US4663464A (en) 1987-05-05
EP0238088A3 (en) 1989-02-22
EP0238088B1 (de) 1990-10-31
FI871195L (fi) 1987-09-22
FI871195A0 (fi) 1987-03-18
AU586070B2 (en) 1989-06-29
NO164297B (no) 1990-06-11
EP0238088A2 (de) 1987-09-23
NO871174D0 (no) 1987-03-20
FI871195A7 (fi) 1987-09-22
JPS62230784A (ja) 1987-10-09
NZ219713A (en) 1989-06-28

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment