GR3001042T3 - Improved process for the preparation of dihydro-1h-pyrrolizine-3,5-(2h,6h)-dione - Google Patents

Improved process for the preparation of dihydro-1h-pyrrolizine-3,5-(2h,6h)-dione

Info

Publication number
GR3001042T3
GR3001042T3 GR90400861T GR900400861T GR3001042T3 GR 3001042 T3 GR3001042 T3 GR 3001042T3 GR 90400861 T GR90400861 T GR 90400861T GR 900400861 T GR900400861 T GR 900400861T GR 3001042 T3 GR3001042 T3 GR 3001042T3
Authority
GR
Greece
Prior art keywords
pyrrolizine
dione
dihydro
preparation
improved process
Prior art date
Application number
GR90400861T
Other languages
English (en)
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 GR3001042T3 publication Critical patent/GR3001042T3/el

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic 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
    • C07D207/18—Heterocyclic 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
    • C07D207/22—Heterocyclic 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
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic 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
    • C07D487/04—Ortho-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)
GR90400861T 1986-03-21 1990-11-01 Improved process for the preparation of dihydro-1h-pyrrolizine-3,5-(2h,6h)-dione GR3001042T3 (en)

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 (1)

Publication Number Publication Date
GR3001042T3 true GR3001042T3 (en) 1992-01-20

Family

ID=25288045

Family Applications (1)

Application Number Title Priority Date Filing Date
GR90400861T GR3001042T3 (en) 1986-03-21 1990-11-01 Improved process for the preparation of dihydro-1h-pyrrolizine-3,5-(2h,6h)-dione

Country Status (17)

Country Link
US (1) US4663464A (el)
EP (1) EP0238088B1 (el)
JP (1) JPS62230784A (el)
KR (1) KR870008888A (el)
AT (1) ATE57929T1 (el)
AU (1) AU586070B2 (el)
CA (1) CA1280423C (el)
DE (1) DE3765810D1 (el)
DK (1) DK141987A (el)
ES (1) ES2018661B3 (el)
FI (1) FI871195A (el)
GR (1) GR3001042T3 (el)
NO (1) NO164297C (el)
NZ (1) NZ219713A (el)
PH (1) PH22822A (el)
PT (1) PT84517B (el)
ZA (1) ZA871307B (el)

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
KR870008888A (ko) 1987-10-21
DK141987D0 (da) 1987-03-19
ATE57929T1 (de) 1990-11-15
NO871174L (no) 1987-09-22
FI871195A (fi) 1987-09-22
ES2018661B3 (es) 1991-05-01
CA1280423C (en) 1991-02-19
FI871195A0 (fi) 1987-03-18
DK141987A (da) 1987-09-22
AU586070B2 (en) 1989-06-29
NZ219713A (en) 1989-06-28
EP0238088A2 (en) 1987-09-23
ZA871307B (en) 1988-09-28
NO871174D0 (no) 1987-03-20
AU6919287A (en) 1987-09-24
NO164297B (no) 1990-06-11
EP0238088B1 (en) 1990-10-31
PH22822A (en) 1989-01-19
PT84517B (pt) 1989-11-10
PT84517A (en) 1987-04-01
EP0238088A3 (en) 1989-02-22
NO164297C (no) 1990-09-19
DE3765810D1 (de) 1990-12-06
JPS62230784A (ja) 1987-10-09
US4663464A (en) 1987-05-05

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