DK549789D0 - Fremgangsmaade til fremstilling af optisk aktive acyloxyazetidinoner - Google Patents

Fremgangsmaade til fremstilling af optisk aktive acyloxyazetidinoner

Info

Publication number
DK549789D0
DK549789D0 DK549789A DK549789A DK549789D0 DK 549789 D0 DK549789 D0 DK 549789D0 DK 549789 A DK549789 A DK 549789A DK 549789 A DK549789 A DK 549789A DK 549789 D0 DK549789 D0 DK 549789D0
Authority
DK
Denmark
Prior art keywords
acyloxyazetidinones
optically active
manufacturing optically
lower alkyl
denotes
Prior art date
Application number
DK549789A
Other languages
English (en)
Other versions
DK549789A (da
Inventor
Jaroslav Kalvoda
Martin Kessler
Rene Lattmann
Gerardo Ramos
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of DK549789D0 publication Critical patent/DK549789D0/da
Publication of DK549789A publication Critical patent/DK549789A/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/48—Compounds containing oxirane rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen 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
    • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen 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 one oxygen atom directly attached in position 2, e.g. beta-lactams
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Epoxy Compounds (AREA)
DK549789A 1988-11-04 1989-11-03 Fremgangsmaade til fremstilling af optisk aktive acyloxyazetidinoner DK549789A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH411588 1988-11-04

Publications (2)

Publication Number Publication Date
DK549789D0 true DK549789D0 (da) 1989-11-03
DK549789A DK549789A (da) 1990-05-05

Family

ID=4270094

Family Applications (1)

Application Number Title Priority Date Filing Date
DK549789A DK549789A (da) 1988-11-04 1989-11-03 Fremgangsmaade til fremstilling af optisk aktive acyloxyazetidinoner

Country Status (7)

Country Link
EP (1) EP0367722B1 (da)
JP (1) JPH02172971A (da)
AT (1) ATE89551T1 (da)
CA (1) CA2002045A1 (da)
DE (1) DE58904420D1 (da)
DK (1) DK549789A (da)
ES (1) ES2055155T3 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007004028A2 (en) * 2005-06-30 2007-01-11 Ranbaxy Laboratories Limited Processes for the preparation of penems and its intermediate

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL129023C (da) * 1965-04-26
DE2046823A1 (de) * 1970-09-23 1972-03-30 Farbwerke Hoechst AG vormals Meister Lucius & Brüning, 6000 Frankfurt Neue Azetidinone-(2) und Verfahren zu deren Herstellung
GB2006195B (en) * 1977-09-30 1982-03-17 Kyowa Hakko Kogyo Kk 2-azetidinone derivatives
ATE93520T1 (de) * 1984-10-01 1993-09-15 Ciba Geigy Ag Verfahren zur herstellung von optisch aktiven acyloxyazetidinonen.
US4882429A (en) * 1986-03-03 1989-11-21 Schering Corporation Stereospecific preparation of (3S,4R,5R)-3-(1-hydroxyethyl)-4-benzoyloxy-azeridinones from L-(-)-theonine

Also Published As

Publication number Publication date
DK549789A (da) 1990-05-05
EP0367722B1 (de) 1993-05-19
DE58904420D1 (de) 1993-06-24
EP0367722A1 (de) 1990-05-09
ATE89551T1 (de) 1993-06-15
CA2002045A1 (en) 1990-05-04
JPH02172971A (ja) 1990-07-04
ES2055155T3 (es) 1994-08-16

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Legal Events

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