CH611308A5 - Process for the preparation of 7-alpha-alkoxy-3-cephem compounds - Google Patents

Process for the preparation of 7-alpha-alkoxy-3-cephem compounds

Info

Publication number
CH611308A5
CH611308A5 CH425875A CH425875A CH611308A5 CH 611308 A5 CH611308 A5 CH 611308A5 CH 425875 A CH425875 A CH 425875A CH 425875 A CH425875 A CH 425875A CH 611308 A5 CH611308 A5 CH 611308A5
Authority
CH
Switzerland
Prior art keywords
sep
singlet
cephem
group
spectrum
Prior art date
Application number
CH425875A
Other languages
German (de)
English (en)
Inventor
Bunji Shimizu
Akio Saito
Masakatsu Kaneko
Original Assignee
Sankyo Co
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 JP3751774A external-priority patent/JPS557436B2/ja
Priority claimed from JP3751674A external-priority patent/JPS558993B2/ja
Application filed by Sankyo Co filed Critical Sankyo Co
Publication of CH611308A5 publication Critical patent/CH611308A5/de

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
    • C07D501/14—Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C07D501/57—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with a further substituent in position 7, e.g. cephamycines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CH425875A 1974-04-03 1975-04-03 Process for the preparation of 7-alpha-alkoxy-3-cephem compounds CH611308A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3751774A JPS557436B2 (xx) 1974-04-03 1974-04-03
JP3751674A JPS558993B2 (xx) 1974-04-03 1974-04-03

Publications (1)

Publication Number Publication Date
CH611308A5 true CH611308A5 (en) 1979-05-31

Family

ID=26376637

Family Applications (1)

Application Number Title Priority Date Filing Date
CH425875A CH611308A5 (en) 1974-04-03 1975-04-03 Process for the preparation of 7-alpha-alkoxy-3-cephem compounds

Country Status (7)

Country Link
CA (1) CA1049500A (xx)
CH (1) CH611308A5 (xx)
DK (1) DK139675A (xx)
HU (1) HU176007B (xx)
NL (1) NL7503993A (xx)
NO (1) NO751130L (xx)
SE (1) SE430338B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0389176A2 (en) * 1989-03-18 1990-09-26 Beecham Group p.l.c. Beta-lactams and processes for their preparation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0389176A2 (en) * 1989-03-18 1990-09-26 Beecham Group p.l.c. Beta-lactams and processes for their preparation
EP0389176A3 (en) * 1989-03-18 1992-01-15 Beecham Group p.l.c. Beta-lactams and processes for their preparation

Also Published As

Publication number Publication date
SE430338B (sv) 1983-11-07
HU176007B (en) 1980-11-28
CA1049500A (en) 1979-02-27
DK139675A (xx) 1975-10-04
NO751130L (xx) 1975-10-06
SE7503754L (sv) 1975-10-06
NL7503993A (nl) 1975-10-07

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Legal Events

Date Code Title Description
PL Patent ceased