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DE2754763A1 - Verfahren zur herestellung von clavulansaeureaethern - Google Patents

Verfahren zur herestellung von clavulansaeureaethern

Info

Publication number
DE2754763A1
DE2754763A1 DE19772754763 DE2754763A DE2754763A1 DE 2754763 A1 DE2754763 A1 DE 2754763A1 DE 19772754763 DE19772754763 DE 19772754763 DE 2754763 A DE2754763 A DE 2754763A DE 2754763 A1 DE2754763 A1 DE 2754763A1
Authority
DE
Germany
Prior art keywords
salt
acid
ester
general formula
base
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.)
Withdrawn
Application number
DE19772754763
Other languages
German (de)
English (en)
Inventor
John Barry Harbridge
Thomas Trefor Howarth
Roger John Ponsford
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.)
Beecham Group PLC
Original Assignee
Beecham Group PLC
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 GB51808/76A external-priority patent/GB1589367A/en
Application filed by Beecham Group PLC filed Critical Beecham Group PLC
Publication of DE2754763A1 publication Critical patent/DE2754763A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D503/00Heterocyclic compounds containing 4-oxa-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxapenicillins, clavulanic acid derivatives; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cephalosporin Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
DE19772754763 1976-12-11 1977-12-08 Verfahren zur herestellung von clavulansaeureaethern Withdrawn DE2754763A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB51808/76A GB1589367A (en) 1976-12-11 1976-12-11 Clavulanic acid ethers
GB1111677 1977-03-16
GB3875377 1977-09-16

Publications (1)

Publication Number Publication Date
DE2754763A1 true DE2754763A1 (de) 1978-06-15

Family

ID=27256638

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772754763 Withdrawn DE2754763A1 (de) 1976-12-11 1977-12-08 Verfahren zur herestellung von clavulansaeureaethern

Country Status (14)

Country Link
JP (1) JPS5377090A (el)
AR (1) AR216117A1 (el)
AT (1) AT356269B (el)
CA (1) CA1097653A (el)
CH (1) CH636880A5 (el)
DE (1) DE2754763A1 (el)
ES (1) ES464941A1 (el)
FR (1) FR2373545A1 (el)
GR (1) GR64001B (el)
IE (1) IE46436B1 (el)
IL (1) IL53465A (el)
MX (1) MX4846E (el)
NL (1) NL7713644A (el)
NZ (1) NZ185849A (el)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002370A1 (en) * 1977-12-02 1979-06-13 Beecham Group Plc A process for the preparation of ether derivatives of clavulanic acid
EP0024123A1 (en) * 1979-08-11 1981-02-25 Beecham Group Plc Process for the preparation of derivatives of clavulanic acid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1573503A (en) * 1975-12-17 1980-08-28 Glaxo Lab Ltd Clavulanic acid derivatives

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002370A1 (en) * 1977-12-02 1979-06-13 Beecham Group Plc A process for the preparation of ether derivatives of clavulanic acid
EP0024123A1 (en) * 1979-08-11 1981-02-25 Beecham Group Plc Process for the preparation of derivatives of clavulanic acid

Also Published As

Publication number Publication date
FR2373545A1 (fr) 1978-07-07
IE46436B1 (en) 1983-06-15
CA1097653A (en) 1981-03-17
IL53465A0 (en) 1978-01-31
MX4846E (es) 1982-10-28
JPS5377090A (en) 1978-07-08
NL7713644A (nl) 1978-06-13
IE772501L (en) 1978-06-11
ATA881677A (de) 1979-09-15
FR2373545B1 (el) 1982-04-16
CH636880A5 (en) 1983-06-30
ES464941A1 (es) 1979-12-16
AR216117A1 (es) 1979-11-30
IL53465A (en) 1980-11-30
GR64001B (en) 1980-01-18
NZ185849A (en) 1980-11-28
AT356269B (de) 1980-04-25

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: JUNG, E., DIPL.-CHEM. DR.PHIL. SCHIRDEWAHN, J., DI

8139 Disposal/non-payment of the annual fee