CH623589A5 - Process for the preparation of cephalosporin esters - Google Patents

Process for the preparation of cephalosporin esters Download PDF

Info

Publication number
CH623589A5
CH623589A5 CH220575A CH220575A CH623589A5 CH 623589 A5 CH623589 A5 CH 623589A5 CH 220575 A CH220575 A CH 220575A CH 220575 A CH220575 A CH 220575A CH 623589 A5 CH623589 A5 CH 623589A5
Authority
CH
Switzerland
Prior art keywords
group
formula
methyl
compound
hydroxyphenyl
Prior art date
Application number
CH220575A
Other languages
German (de)
English (en)
Inventor
Peter Hubert Bentley
John Peter Clayton
Original Assignee
Beecham Group 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 Beecham Group Ltd filed Critical Beecham Group Ltd
Publication of CH623589A5 publication Critical patent/CH623589A5/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
    • C07D501/24—7-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
    • C07D501/36—Methylene radicals, substituted by sulfur atoms
    • 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
    • C07D501/24—7-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
    • 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
    • C07D501/24—7-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
    • C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
CH220575A 1974-02-21 1975-02-21 Process for the preparation of cephalosporin esters CH623589A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7860/74A GB1492393A (en) 1974-02-21 1974-02-21 Cephalosporin esters

Publications (1)

Publication Number Publication Date
CH623589A5 true CH623589A5 (en) 1981-06-15

Family

ID=9841189

Family Applications (3)

Application Number Title Priority Date Filing Date
CH220575A CH623589A5 (en) 1974-02-21 1975-02-21 Process for the preparation of cephalosporin esters
CH228379A CH622801A5 (en) 1974-02-21 1979-03-09 Process for the preparation of cephalosporin esters
CH454280A CH623329A5 (en) 1974-02-21 1980-06-12 Process for the preparation of cephalosporin esters

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH228379A CH622801A5 (en) 1974-02-21 1979-03-09 Process for the preparation of cephalosporin esters
CH454280A CH623329A5 (en) 1974-02-21 1980-06-12 Process for the preparation of cephalosporin esters

Country Status (14)

Country Link
JP (1) JPS50121294A (fi)
AU (1) AU501950B2 (fi)
BE (1) BE825717A (fi)
CA (1) CA1069499A (fi)
CH (3) CH623589A5 (fi)
DE (1) DE2507374A1 (fi)
DK (1) DK57575A (fi)
ES (1) ES434923A1 (fi)
FR (1) FR2261773B1 (fi)
GB (1) GB1492393A (fi)
IL (1) IL46635A (fi)
NL (1) NL7501998A (fi)
PH (1) PH11815A (fi)
SE (1) SE7501878L (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1130969B (it) * 1980-03-14 1986-06-18 Dob Far Spa Esteri della cefapirina,loro sali e procedimento per il loro ottenimento
IT1141286B (it) * 1980-04-17 1986-10-01 Dob Far Spa Esteri delle desacetossi cefalosporine loro sali e procedimenti per il loro ottenimento
WO1984001949A1 (en) * 1982-11-10 1984-05-24 Kyoto Pharma Ind Cephalosporin derivatives, process and their preparation, and prophylactic and treating agent against bacterial infection

Also Published As

Publication number Publication date
DK57575A (fi) 1975-10-20
FR2261773B1 (fi) 1978-08-04
GB1492393A (en) 1977-11-16
CH622801A5 (en) 1981-04-30
IL46635A (en) 1978-07-31
NL7501998A (nl) 1975-08-25
SE7501878L (fi) 1975-08-22
IL46635A0 (en) 1975-04-25
CH623329A5 (en) 1981-05-29
FR2261773A1 (fi) 1975-09-19
DE2507374A1 (de) 1975-08-28
ES434923A1 (es) 1976-12-16
AU7837475A (en) 1976-08-19
CA1069499A (en) 1980-01-08
JPS50121294A (fi) 1975-09-23
AU501950B2 (en) 1979-07-05
BE825717A (fr) 1975-08-19
PH11815A (en) 1978-07-14

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Legal Events

Date Code Title Description
PL Patent ceased