GB1439890A - Cephalosporin intermediates and process therefor - Google Patents

Cephalosporin intermediates and process therefor

Info

Publication number
GB1439890A
GB1439890A GB4766474A GB4766474A GB1439890A GB 1439890 A GB1439890 A GB 1439890A GB 4766474 A GB4766474 A GB 4766474A GB 4766474 A GB4766474 A GB 4766474A GB 1439890 A GB1439890 A GB 1439890A
Authority
GB
United Kingdom
Prior art keywords
butyl
oxocephalosporins
formula
treatment
gives
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
GB4766474A
Other languages
English (en)
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.)
GlaxoSmithKline LLC
Original Assignee
SmithKline Corp
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 Corp filed Critical SmithKline Corp
Publication of GB1439890A publication Critical patent/GB1439890A/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)
GB4766474A 1973-11-08 1974-11-04 Cephalosporin intermediates and process therefor Expired GB1439890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41400873A 1973-11-08 1973-11-08

Publications (1)

Publication Number Publication Date
GB1439890A true GB1439890A (en) 1976-06-16

Family

ID=23639573

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4766474A Expired GB1439890A (en) 1973-11-08 1974-11-04 Cephalosporin intermediates and process therefor

Country Status (5)

Country Link
JP (1) JPS6123193B2 (enrdf_load_stackoverflow)
BE (1) BE821646A (enrdf_load_stackoverflow)
CH (1) CH593984A5 (enrdf_load_stackoverflow)
FR (1) FR2250758B1 (enrdf_load_stackoverflow)
GB (1) GB1439890A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0043546B1 (en) * 1980-07-04 1986-01-29 Fujisawa Pharmaceutical Co., Ltd. 7-oxo-cephalosporins and 6-oxo-penicillins, their analogues and process for their preparation
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

Also Published As

Publication number Publication date
JPS5077389A (enrdf_load_stackoverflow) 1975-06-24
JPS6123193B2 (enrdf_load_stackoverflow) 1986-06-04
FR2250758B1 (enrdf_load_stackoverflow) 1978-05-05
BE821646A (fr) 1975-04-29
CH593984A5 (enrdf_load_stackoverflow) 1977-12-30
FR2250758A1 (enrdf_load_stackoverflow) 1975-06-06

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee