CH623823A5 - - Google Patents

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Publication number
CH623823A5
CH623823A5 CH1583676A CH1583676A CH623823A5 CH 623823 A5 CH623823 A5 CH 623823A5 CH 1583676 A CH1583676 A CH 1583676A CH 1583676 A CH1583676 A CH 1583676A CH 623823 A5 CH623823 A5 CH 623823A5
Authority
CH
Switzerland
Prior art keywords
clavam
carboxylate
reaction
ether
halide
Prior art date
Application number
CH1583676A
Other languages
German (de)
English (en)
Inventor
Peter Clive Cherry
Gordon Ian Gregory
Peter Ward
Original Assignee
Glaxo Operations 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 GB51689/75A external-priority patent/GB1572289A/en
Application filed by Glaxo Operations Ltd filed Critical Glaxo Operations Ltd
Publication of CH623823A5 publication Critical patent/CH623823A5/de

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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

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  • 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)
CH1583676A 1975-12-17 1976-12-16 CH623823A5 (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB51689/75A GB1572289A (en) 1975-12-17 1975-12-17 Clavulanic acid derivatives
GB2659476 1976-06-25

Publications (1)

Publication Number Publication Date
CH623823A5 true CH623823A5 (cs) 1981-06-30

Family

ID=26258320

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1583676A CH623823A5 (cs) 1975-12-17 1976-12-16

Country Status (9)

Country Link
US (1) US4230622A (cs)
JP (1) JPS5289697A (cs)
AU (1) AU514656B2 (cs)
CH (1) CH623823A5 (cs)
DE (1) DE2657081A1 (cs)
DK (1) DK565576A (cs)
FR (1) FR2335512A1 (cs)
NL (1) NL7613963A (cs)
SE (1) SE441270B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000804B1 (en) * 1977-08-04 1984-03-07 Beecham Group Plc Process for the preparation of ethers of clavulanic acid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ177159A (en) * 1974-04-20 1978-03-06 Beecham Group Ltd Clavulanic acid, salts, esters and preparation thereof from streptomyces clavuligerus: pharmaceutical compositions

Also Published As

Publication number Publication date
AU514656B2 (en) 1981-02-19
JPS5289697A (en) 1977-07-27
SE7614182L (sv) 1977-06-18
NL7613963A (nl) 1977-06-21
US4230622A (en) 1980-10-28
SE441270B (sv) 1985-09-23
JPS6128677B2 (cs) 1986-07-01
DE2657081A1 (de) 1977-06-30
AU2064476A (en) 1978-06-22
FR2335512B1 (cs) 1980-03-07
FR2335512A1 (fr) 1977-07-15
DK565576A (da) 1977-06-18

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: BEECHAM GROUP PLC

PL Patent ceased
PL Patent ceased