DE2709286A1 - Verfahren zur herstellung von 3-methylen-cepham-verbindungen - Google Patents

Verfahren zur herstellung von 3-methylen-cepham-verbindungen

Info

Publication number
DE2709286A1
DE2709286A1 DE19772709286 DE2709286A DE2709286A1 DE 2709286 A1 DE2709286 A1 DE 2709286A1 DE 19772709286 DE19772709286 DE 19772709286 DE 2709286 A DE2709286 A DE 2709286A DE 2709286 A1 DE2709286 A1 DE 2709286A1
Authority
DE
Germany
Prior art keywords
group
groups
methylene
cepham
general formula
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.)
Withdrawn
Application number
DE19772709286
Other languages
German (de)
English (en)
Inventor
Spaeter Genannt Werden Wird
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.)
Toyo Jozo KK
Original Assignee
Toyo Jozo KK
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 Toyo Jozo KK filed Critical Toyo Jozo KK
Publication of DE2709286A1 publication Critical patent/DE2709286A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • C07D501/02Preparation
    • C07D501/08Preparation by forming the ring or condensed ring systems
    • C07D501/10Preparation by forming the ring or condensed ring systems from compounds containing the penicillin ring system
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • C07D501/14Compounds having a nitrogen atom directly attached in position 7
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Molecular Biology (AREA)
  • Cephalosporin Compounds (AREA)
DE19772709286 1976-03-03 1977-03-03 Verfahren zur herstellung von 3-methylen-cepham-verbindungen Withdrawn DE2709286A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2365376A JPS52106892A (en) 1976-03-03 1976-03-03 Synthesis of 3-methylenecepham compounds

Publications (1)

Publication Number Publication Date
DE2709286A1 true DE2709286A1 (de) 1977-09-15

Family

ID=12116479

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772709286 Withdrawn DE2709286A1 (de) 1976-03-03 1977-03-03 Verfahren zur herstellung von 3-methylen-cepham-verbindungen

Country Status (6)

Country Link
JP (1) JPS52106892A (OSRAM)
DE (1) DE2709286A1 (OSRAM)
DK (1) DK90077A (OSRAM)
FR (1) FR2342975A1 (OSRAM)
GB (1) GB1513227A (OSRAM)
NL (1) NL7702304A (OSRAM)

Also Published As

Publication number Publication date
FR2342975A1 (fr) 1977-09-30
JPS617427B2 (OSRAM) 1986-03-06
GB1513227A (en) 1978-06-07
DK90077A (da) 1977-09-04
NL7702304A (nl) 1977-09-06
JPS52106892A (en) 1977-09-07

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee