ZA928525B - Process for the preparation of condensed imidazoles - Google Patents

Process for the preparation of condensed imidazoles

Info

Publication number
ZA928525B
ZA928525B ZA928525A ZA928525A ZA928525B ZA 928525 B ZA928525 B ZA 928525B ZA 928525 A ZA928525 A ZA 928525A ZA 928525 A ZA928525 A ZA 928525A ZA 928525 B ZA928525 B ZA 928525B
Authority
ZA
South Africa
Prior art keywords
preparation
condensed imidazoles
imidazoles
condensed
Prior art date
Application number
ZA928525A
Inventor
Ottorino Pozzi
Carlo Farina
Nicoletta Cornaggia
Mario Pinza
Carlo Parini
Ugo Claudio Pfeiffer
Original Assignee
Smithkline Beecham Farma
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 Smithkline Beecham Farma filed Critical Smithkline Beecham Farma
Publication of ZA928525B publication Critical patent/ZA928525B/en

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
    • C07D207/273—2-Pyrrolidones 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 other ring carbon atoms
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
ZA928525A 1991-11-07 1992-11-05 Process for the preparation of condensed imidazoles ZA928525B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919123641A GB9123641D0 (en) 1991-11-07 1991-11-07 Process

Publications (1)

Publication Number Publication Date
ZA928525B true ZA928525B (en) 1994-05-03

Family

ID=10704221

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA928525A ZA928525B (en) 1991-11-07 1992-11-05 Process for the preparation of condensed imidazoles

Country Status (7)

Country Link
EP (1) EP0611371A1 (en)
AU (1) AU2894392A (en)
GB (1) GB9123641D0 (en)
MX (1) MX9206364A (en)
PT (1) PT101035A (en)
WO (1) WO1993009120A1 (en)
ZA (1) ZA928525B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20030573A1 (en) * 2003-03-24 2004-09-25 Nikem Research Srl NOOTROPIC ACTION COMPOUNDS, THEIR PREPARATION,
ITMI20070770A1 (en) 2007-04-16 2008-10-17 Brane Discovery S R L USE OF DIMIRACETAM IN THE TREATMENT OF CHRONIC PAIN
PL2598504T3 (en) 2010-07-26 2014-10-31 Neurotune Ag Process for the preparation of dimiracetam
JOP20190251A1 (en) * 2017-05-31 2019-10-21 Metys Pharmaceuticals AG Synergistic compositions comprising (r)-dimiracetam (1) and (s)-dimiracetam (2) in a non-racemic ratio

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1233860B (en) * 1988-02-08 1992-04-21 Isf Spa PERHYDROAZACYCLA ALCA (1,2-A) IMIDAZOLE BY NOOTROPIC ACTIVITY

Also Published As

Publication number Publication date
GB9123641D0 (en) 1992-01-02
WO1993009120A1 (en) 1993-05-13
MX9206364A (en) 1994-07-29
EP0611371A1 (en) 1994-08-24
PT101035A (en) 1994-02-28
AU2894392A (en) 1993-06-07

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