CA1049500A - 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
CA1049500A
CA1049500A CA223,791A CA223791A CA1049500A CA 1049500 A CA1049500 A CA 1049500A CA 223791 A CA223791 A CA 223791A CA 1049500 A CA1049500 A CA 1049500A
Authority
CA
Canada
Prior art keywords
cephem
triazolo
carbonyl
group
methoxy
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
CA223,791A
Other languages
English (en)
French (fr)
Other versions
CA223791S (en
Inventor
Bunji Shimizu
Akio Saito
Masakatsu Kaneko
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.)
Sankyo Co Ltd
Original Assignee
Sankyo Co Ltd
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 Ltd filed Critical Sankyo Co Ltd
Application granted granted Critical
Publication of CA1049500A publication Critical patent/CA1049500A/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
    • 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)
CA223,791A 1974-04-03 1975-04-03 PROCESS FOR THE PREPARATION OF 7.alpha.-ALKOXY-3-CEPHEM COMPOUNDS Expired CA1049500A (en)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
CA1049500A true CA1049500A (en) 1979-02-27

Family

ID=26376637

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223,791A Expired CA1049500A (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 (sv)
CH (1) CH611308A5 (sv)
DK (1) DK139675A (sv)
HU (1) HU176007B (sv)
NL (1) NL7503993A (sv)
NO (1) NO751130L (sv)
SE (1) SE430338B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
NO751130L (sv) 1975-10-06
CH611308A5 (en) 1979-05-31
SE7503754L (sv) 1975-10-06
SE430338B (sv) 1983-11-07
NL7503993A (nl) 1975-10-07
DK139675A (sv) 1975-10-04
HU176007B (en) 1980-11-28

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