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CA1268780A - Groupes protecteurs n-hydroxyles et methode de preparation de 3-acylamino-1-hydroxy-2-azetidinones - Google Patents

Groupes protecteurs n-hydroxyles et methode de preparation de 3-acylamino-1-hydroxy-2-azetidinones

Info

Publication number
CA1268780A
CA1268780A CA000595566A CA595566A CA1268780A CA 1268780 A CA1268780 A CA 1268780A CA 000595566 A CA000595566 A CA 000595566A CA 595566 A CA595566 A CA 595566A CA 1268780 A CA1268780 A CA 1268780A
Authority
CA
Canada
Prior art keywords
formula
amino
methyl
acid
compound
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA000595566A
Other languages
English (en)
Inventor
Richard H. Mueller
Jakob-Matthias Drossard
Peter H. Ermann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ER Squibb and Sons LLC
Original Assignee
ER Squibb and Sons LLC
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
Priority claimed from US06/637,260 external-priority patent/US4581170A/en
Application filed by ER Squibb and Sons LLC filed Critical ER Squibb and Sons LLC
Priority to CA000595566A priority Critical patent/CA1268780A/fr
Application granted granted Critical
Publication of CA1268780A publication Critical patent/CA1268780A/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA000595566A 1984-08-03 1989-04-03 Groupes protecteurs n-hydroxyles et methode de preparation de 3-acylamino-1-hydroxy-2-azetidinones Expired - Fee Related CA1268780A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000595566A CA1268780A (fr) 1984-08-03 1989-04-03 Groupes protecteurs n-hydroxyles et methode de preparation de 3-acylamino-1-hydroxy-2-azetidinones

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/637,260 US4581170A (en) 1984-08-03 1984-08-03 N-hydroxyl protecting groups and process and intermediates for the preparation of 3-acylamino-1-hydroxy-2-azetidinones
US637,260 1984-08-03
CA 486940 CA1268780C (fr) 1984-08-03 1985-07-17 Groupes protecteurs n-hydroxyles et methode de preparation de 3-acylamino-1-hydroxy-2-azetidinones
CA000595566A CA1268780A (fr) 1984-08-03 1989-04-03 Groupes protecteurs n-hydroxyles et methode de preparation de 3-acylamino-1-hydroxy-2-azetidinones

Publications (1)

Publication Number Publication Date
CA1268780A true CA1268780A (fr) 1990-05-08

Family

ID=25670748

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000595566A Expired - Fee Related CA1268780A (fr) 1984-08-03 1989-04-03 Groupes protecteurs n-hydroxyles et methode de preparation de 3-acylamino-1-hydroxy-2-azetidinones

Country Status (1)

Country Link
CA (1) CA1268780A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE42461E1 (en) 1993-09-21 2011-06-14 Schering Corporation Hydroxy-substituted azetidinone compounds useful as hypocholesterolemic agents

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE42461E1 (en) 1993-09-21 2011-06-14 Schering Corporation Hydroxy-substituted azetidinone compounds useful as hypocholesterolemic agents

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