JPS6133837B2 - - Google Patents

Info

Publication number
JPS6133837B2
JPS6133837B2 JP5664576A JP5664576A JPS6133837B2 JP S6133837 B2 JPS6133837 B2 JP S6133837B2 JP 5664576 A JP5664576 A JP 5664576A JP 5664576 A JP5664576 A JP 5664576A JP S6133837 B2 JPS6133837 B2 JP S6133837B2
Authority
JP
Japan
Prior art keywords
acid
formula
group
general formula
ester
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
JP5664576A
Other languages
English (en)
Japanese (ja)
Other versions
JPS52142089A (en
Inventor
Masao Seki
Akira Nakabayashi
Toshinori Saito
Shunzo Fukatsu
Shokichi Nakajima
Hisayasu Ishimaru
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.)
Meiji Seika Kaisha Ltd
Original Assignee
Meiji Seika Kaisha 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
Application filed by Meiji Seika Kaisha Ltd filed Critical Meiji Seika Kaisha Ltd
Priority to JP5664576A priority Critical patent/JPS52142089A/ja
Priority to CA277,957A priority patent/CA1113087A/en
Priority to DE19772721731 priority patent/DE2721731C2/de
Priority to GB3233178A priority patent/GB1551552A/en
Priority to GB2040777A priority patent/GB1551551A/en
Priority to FR7715386A priority patent/FR2351983A1/fr
Publication of JPS52142089A publication Critical patent/JPS52142089A/ja
Priority to US05/892,179 priority patent/US4175185A/en
Publication of JPS6133837B2 publication Critical patent/JPS6133837B2/ja
Granted 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
    • C07D501/14Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/207-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C07D501/247-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
    • C07D501/26Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
JP5664576A 1976-05-19 1976-05-19 Preparation of cephalosporanic acid derivatives Granted JPS52142089A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP5664576A JPS52142089A (en) 1976-05-19 1976-05-19 Preparation of cephalosporanic acid derivatives
CA277,957A CA1113087A (en) 1976-05-19 1977-05-09 Process for preparing cephalosporanic acid derivatives
DE19772721731 DE2721731C2 (de) 1976-05-19 1977-05-13 Verfahren zur Herstellung eines N-geschützten Cephalosporin-C-Diesters
GB3233178A GB1551552A (en) 1976-05-19 1977-05-16 Process for preparing n-protected cephalosporin c diesters
GB2040777A GB1551551A (en) 1976-05-19 1977-05-16 Process for preparing cephalosporanic acid derivatives
FR7715386A FR2351983A1 (fr) 1976-05-19 1977-05-18 Procede de preparation de derives de l'acide cephalosporanique
US05/892,179 US4175185A (en) 1976-05-19 1978-03-31 Process for preparing cephalosporanic acid derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5664576A JPS52142089A (en) 1976-05-19 1976-05-19 Preparation of cephalosporanic acid derivatives

Publications (2)

Publication Number Publication Date
JPS52142089A JPS52142089A (en) 1977-11-26
JPS6133837B2 true JPS6133837B2 (pl) 1986-08-04

Family

ID=13033070

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5664576A Granted JPS52142089A (en) 1976-05-19 1976-05-19 Preparation of cephalosporanic acid derivatives

Country Status (5)

Country Link
JP (1) JPS52142089A (pl)
CA (1) CA1113087A (pl)
DE (1) DE2721731C2 (pl)
FR (1) FR2351983A1 (pl)
GB (2) GB1551552A (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53112890A (en) * 1977-03-14 1978-10-02 Meiji Seika Kaisha Ltd Preparation of cephalosporin ester

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793191A (fr) * 1971-12-28 1973-06-22 Toyama Chemical Co Ltd Procede pour produire des acides 7-acylamido-3-cephem-4- carboxyliques
GB1430238A (en) * 1972-07-10 1976-03-31 Glaxo Lab Ltd Esters

Also Published As

Publication number Publication date
CA1113087A (en) 1981-11-24
GB1551552A (en) 1979-08-30
DE2721731A1 (de) 1977-12-08
FR2351983B1 (pl) 1985-03-15
FR2351983A1 (fr) 1977-12-16
JPS52142089A (en) 1977-11-26
GB1551551A (en) 1979-08-30
DE2721731C2 (de) 1982-12-23

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