IL54078A0 - Process for the preparation of ethers - Google Patents

Process for the preparation of ethers

Info

Publication number
IL54078A0
IL54078A0 IL54078A IL5407878A IL54078A0 IL 54078 A0 IL54078 A0 IL 54078A0 IL 54078 A IL54078 A IL 54078A IL 5407878 A IL5407878 A IL 5407878A IL 54078 A0 IL54078 A0 IL 54078A0
Authority
IL
Israel
Prior art keywords
ethers
preparation
Prior art date
Application number
IL54078A
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
Priority claimed from GB10082/77A external-priority patent/GB1582864A/en
Application filed by Beecham Group Ltd filed Critical Beecham Group Ltd
Publication of IL54078A0 publication Critical patent/IL54078A0/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/425—Thiazoles
    • A61K31/429—Thiazoles condensed with heterocyclic ring systems
    • A61K31/43—Compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula, e.g. penicillins, penems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/42—Oxazoles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
    • A61K31/542—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame ortho- or peri-condensed with heterocyclic ring systems
    • A61K31/545—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, cefaclor, or cephalexine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D503/00—Heterocyclic 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
IL54078A 1977-03-10 1978-02-20 Process for the preparation of ethers IL54078A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB10082/77A GB1582864A (en) 1977-03-10 1977-03-10 Chemical process for the preparation of clavulanic acid derivatives
GB1011677 1977-03-10

Publications (1)

Publication Number Publication Date
IL54078A0 true IL54078A0 (en) 1978-04-30

Family

ID=26247246

Family Applications (1)

Application Number Title Priority Date Filing Date
IL54078A IL54078A0 (en) 1977-03-10 1978-02-20 Process for the preparation of ethers

Country Status (19)

Country Link
JP (1) JPS53112894A (en)
AR (1) AR216505A1 (en)
AT (1) AT359188B (en)
AU (1) AU519232B2 (en)
CH (1) CH632760A5 (en)
DE (1) DE2808116A1 (en)
DK (1) DK139377A (en)
ES (1) ES467513A1 (en)
FI (1) FI65252C (en)
FR (1) FR2383184A1 (en)
GR (1) GR64160B (en)
HK (1) HK15084A (en)
IE (1) IE46478B1 (en)
IL (1) IL54078A0 (en)
KE (1) KE3337A (en)
MX (1) MX4864E (en)
NL (1) NL7802596A (en)
NO (1) NO771106L (en)
SE (1) SE442748B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002370B1 (en) * 1977-12-02 1983-05-11 Beecham Group Plc A process for the preparation of ether derivatives of clavulanic acid
JPS58187371A (en) * 1982-04-27 1983-11-01 Nec Corp Controlling circuit for printing density
DE3725375A1 (en) * 1987-07-31 1989-02-09 Bayer Ag STABLE OXAPENEM-3-CARBONSAEURES

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

Also Published As

Publication number Publication date
MX4864E (en) 1982-11-10
FI65252B (en) 1983-12-30
DK139377A (en) 1978-09-11
GR64160B (en) 1980-02-05
AU3384078A (en) 1979-09-06
ES467513A1 (en) 1979-08-01
AR216505A1 (en) 1979-12-28
IE780477L (en) 1978-09-10
IE46478B1 (en) 1983-06-29
NL7802596A (en) 1978-09-12
KE3337A (en) 1983-11-25
FR2383184B1 (en) 1980-08-29
FR2383184A1 (en) 1978-10-06
FI65252C (en) 1984-04-10
AU519232B2 (en) 1981-11-19
NO771106L (en) 1978-09-12
SE442748B (en) 1986-01-27
DE2808116A1 (en) 1978-09-21
HK15084A (en) 1984-02-24
CH632760A5 (en) 1982-10-29
SE7704085L (en) 1978-09-11
ATA145178A (en) 1980-03-15
AT359188B (en) 1980-10-27
JPS53112894A (en) 1978-10-02
FI771146A (en) 1978-09-11

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