GB1473982A - Preparation of a semi-synthetic cephalosporin - Google Patents

Preparation of a semi-synthetic cephalosporin

Info

Publication number
GB1473982A
GB1473982A GB4922375A GB4922375A GB1473982A GB 1473982 A GB1473982 A GB 1473982A GB 4922375 A GB4922375 A GB 4922375A GB 4922375 A GB4922375 A GB 4922375A GB 1473982 A GB1473982 A GB 1473982A
Authority
GB
United Kingdom
Prior art keywords
preparation
cephem
methyl
carboxylic acid
semi
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
GB4922375A
Other languages
English (en)
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.)
ISF SpA
Original Assignee
ISF SpA
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 ISF SpA filed Critical ISF SpA
Publication of GB1473982A publication Critical patent/GB1473982A/en
Expired 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
    • C07D501/227-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
GB4922375A 1974-12-05 1975-12-01 Preparation of a semi-synthetic cephalosporin Expired GB1473982A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3018974 1974-12-05

Publications (1)

Publication Number Publication Date
GB1473982A true GB1473982A (en) 1977-05-18

Family

ID=11229286

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4922375A Expired GB1473982A (en) 1974-12-05 1975-12-01 Preparation of a semi-synthetic cephalosporin

Country Status (7)

Country Link
JP (1) JPS5182316A (enExample)
AR (1) AR206737A1 (enExample)
DD (1) DD122387A5 (enExample)
ES (1) ES443191A1 (enExample)
FR (1) FR2293435A1 (enExample)
GB (1) GB1473982A (enExample)
NL (1) NL7513997A (enExample)

Also Published As

Publication number Publication date
FR2293435B1 (enExample) 1978-05-12
AR206737A1 (es) 1976-08-13
NL7513997A (nl) 1976-06-09
ES443191A1 (es) 1977-07-16
JPS5182316A (en) 1976-07-19
FR2293435A1 (fr) 1976-07-02
DD122387A5 (enExample) 1976-10-05

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed