CA1092096A - Oxygen analogs of cephalosporins - Google Patents

Oxygen analogs of cephalosporins

Info

Publication number
CA1092096A
CA1092096A CA232,812A CA232812A CA1092096A CA 1092096 A CA1092096 A CA 1092096A CA 232812 A CA232812 A CA 232812A CA 1092096 A CA1092096 A CA 1092096A
Authority
CA
Canada
Prior art keywords
formula
ketone
produced
given
chemical equivalent
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
Application number
CA232,812A
Other languages
English (en)
French (fr)
Other versions
CA232812S (en
Inventor
Young S. Lo
John C. Sheehan
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.)
Massachusetts Institute of Technology
Original Assignee
Massachusetts Institute of Technology
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 Massachusetts Institute of Technology filed Critical Massachusetts Institute of Technology
Priority to CA358,324A priority Critical patent/CA1115692A/en
Application granted granted Critical
Publication of CA1092096A publication Critical patent/CA1092096A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • 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)
  • Cephalosporin Compounds (AREA)
CA232,812A 1974-08-05 1975-08-05 Oxygen analogs of cephalosporins Expired CA1092096A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA358,324A CA1115692A (en) 1974-08-05 1980-08-15 Oxygen analogs of cephalosporins

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/494,507 US4456755A (en) 1974-08-05 1974-08-05 7-Oxygen analogs of cephalosporins
US494,507 1995-06-26

Publications (1)

Publication Number Publication Date
CA1092096A true CA1092096A (en) 1980-12-23

Family

ID=23964772

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,812A Expired CA1092096A (en) 1974-08-05 1975-08-05 Oxygen analogs of cephalosporins

Country Status (6)

Country Link
US (1) US4456755A (enExample)
JP (1) JPS5141382A (enExample)
CA (1) CA1092096A (enExample)
DE (1) DE2534926C2 (enExample)
FR (1) FR2288744A1 (enExample)
GB (1) GB1521763A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4020057A (en) * 1975-06-18 1977-04-26 Smithkline Corporation 7β-Acyloxy cephalosporins
JPS5716886A (en) * 1980-07-04 1982-01-28 Fujisawa Pharmaceut Co Ltd Azetidinone bearing oxo group or its salt or hydrate and their preparation
EP0124081A3 (en) * 1983-05-02 1986-11-26 Merck & Co. Inc. New substituted cephalosporin sulfones as antiinflammatory and antidegenerative agents, pharmaceutical compositions containing the same and processes for making them
US5132301A (en) * 1983-05-02 1992-07-21 Merck & Co., Inc. Substituted cephalosporin sulfones as anti-inflammatory and anti-degenerative agents
JPH0256488A (ja) * 1989-07-13 1990-02-26 Fujisawa Pharmaceut Co Ltd オキソ基を有するアゼチジノン化合物もしくはその塩類またはその水化物
GB9011463D0 (en) * 1990-05-22 1990-07-11 Erba Carlo Spa Process for the preparation of 7 alpha-alkoxycephem derivatives
DK1044204T3 (da) * 1997-12-29 2003-09-29 Res Corp Technologies Inc Fremgangsmåde til fremstiling af alfa-oxolactamer
US6407091B1 (en) * 1999-04-15 2002-06-18 Research Corporation Technologies, Inc. β-lactamase inhibiting compounds

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS495993A (enExample) * 1972-05-23 1974-01-19
US3976641A (en) * 1973-11-08 1976-08-24 Smithkline Corporation Cephalosporin intermediates and process therefor
US4020057A (en) * 1975-06-18 1977-04-26 Smithkline Corporation 7β-Acyloxy cephalosporins
JPS5949982A (ja) * 1982-09-16 1984-03-22 Alps Electric Co Ltd 感熱ヘツド

Also Published As

Publication number Publication date
US4456755A (en) 1984-06-26
JPS5141382A (en) 1976-04-07
GB1521763A (en) 1978-08-16
FR2288744A1 (fr) 1976-05-21
DE2534926C2 (de) 1982-12-30
FR2288744B1 (enExample) 1982-02-05
DE2534926A1 (de) 1976-02-19

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