GR64160B - Chemical process for the preparation of ethers - Google Patents

Chemical process for the preparation of ethers

Info

Publication number
GR64160B
GR64160B GR55621A GR780155621A GR64160B GR 64160 B GR64160 B GR 64160B GR 55621 A GR55621 A GR 55621A GR 780155621 A GR780155621 A GR 780155621A GR 64160 B GR64160 B GR 64160B
Authority
GR
Greece
Prior art keywords
ethers
preparation
chemical process
chemical
Prior art date
Application number
GR55621A
Other languages
Greek (el)
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 GR64160B publication Critical patent/GR64160B/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41Heterocyclic 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
    • A61K31/425Thiazoles
    • A61K31/429Thiazoles condensed with heterocyclic ring systems
    • A61K31/43Compounds 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41Heterocyclic 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
    • A61K31/42Oxazoles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/54Heterocyclic 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
    • A61K31/542Heterocyclic 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
    • A61K31/545Compounds 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
    • 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

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GR55621A 1977-03-10 1978-03-06 Chemical process for the preparation of ethers GR64160B (en)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
GR64160B true GR64160B (en) 1980-02-05

Family

ID=26247246

Family Applications (1)

Application Number Title Priority Date Filing Date
GR55621A GR64160B (en) 1977-03-10 1978-03-06 Chemical 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
AU3384078A (en) 1979-09-06
AU519232B2 (en) 1981-11-19
NO771106L (en) 1978-09-12
CH632760A5 (en) 1982-10-29
AR216505A1 (en) 1979-12-28
ES467513A1 (en) 1979-08-01
ATA145178A (en) 1980-03-15
MX4864E (en) 1982-11-10
DE2808116A1 (en) 1978-09-21
AT359188B (en) 1980-10-27
IE780477L (en) 1978-09-10
JPS53112894A (en) 1978-10-02
FR2383184A1 (en) 1978-10-06
HK15084A (en) 1984-02-24
FR2383184B1 (en) 1980-08-29
NL7802596A (en) 1978-09-12
KE3337A (en) 1983-11-25
FI771146A (en) 1978-09-11
IE46478B1 (en) 1983-06-29
FI65252C (en) 1984-04-10
IL54078A0 (en) 1978-04-30
FI65252B (en) 1983-12-30
SE7704085L (en) 1978-09-11
DK139377A (en) 1978-09-11
SE442748B (en) 1986-01-27

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