BE821646A - NEW INTERMEDIATE COMPOUNDS OF CEPHALOSPORINS AND THEIR PREPARATION PROCESS - Google Patents

NEW INTERMEDIATE COMPOUNDS OF CEPHALOSPORINS AND THEIR PREPARATION PROCESS

Info

Publication number
BE821646A
BE821646A BE150027A BE150027A BE821646A BE 821646 A BE821646 A BE 821646A BE 150027 A BE150027 A BE 150027A BE 150027 A BE150027 A BE 150027A BE 821646 A BE821646 A BE 821646A
Authority
BE
Belgium
Prior art keywords
cephalosporins
preparation process
intermediate compounds
new intermediate
new
Prior art date
Application number
BE150027A
Other languages
French (fr)
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 filed Critical
Publication of BE821646A publication Critical patent/BE821646A/en

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)
BE150027A 1973-11-08 1974-10-29 NEW INTERMEDIATE COMPOUNDS OF CEPHALOSPORINS AND THEIR PREPARATION PROCESS BE821646A (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
BE821646A true BE821646A (en) 1975-04-29

Family

ID=23639573

Family Applications (1)

Application Number Title Priority Date Filing Date
BE150027A BE821646A (en) 1973-11-08 1974-10-29 NEW INTERMEDIATE COMPOUNDS OF CEPHALOSPORINS AND THEIR PREPARATION PROCESS

Country Status (5)

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

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 (en) * 1989-07-13 1990-02-26 Fujisawa Pharmaceut Co Ltd Azethidinone compound having oxo group, salts or hydrate thereof

Also Published As

Publication number Publication date
JPS6123193B2 (en) 1986-06-04
JPS5077389A (en) 1975-06-24
CH593984A5 (en) 1977-12-30
FR2250758B1 (en) 1978-05-05
GB1439890A (en) 1976-06-16
FR2250758A1 (en) 1975-06-06

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SMITHKLINE CORP.

Effective date: 19861031