NO771106L - Fremgangsmaate for fremstilling av etere - Google Patents

Fremgangsmaate for fremstilling av etere

Info

Publication number: NO771106L
Authority: NO; Norway
Prior art keywords: formula; hydrogen atom; group; compound; salt
Prior art date: 1977-03-10

Application number

NO771106A

Other languages

English (en)

Norwegian (no)

Inventor

Thomas Trefor Howarth

Roger John Ponsford

Kong Luk

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.)

1977-03-10

Filing date

1977-03-29

Publication date

1978-09-12

1977-03-10 Priority claimed from GB10082/77A external-priority patent/GB1582864A/en

1977-03-29 Application filed by Beecham Group Ltd filed Critical Beecham Group Ltd

1978-09-12 Publication of NO771106L publication Critical patent/NO771106L/no

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

Landscapes

Health & Medical Sciences (AREA)
Chemical & Material Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Epidemiology (AREA)
Life Sciences & Earth Sciences (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Pharmacology & Pharmacy (AREA)
Organic Chemistry (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Pyrane Compounds (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

NO771106A 1977-03-10 1977-03-29 Fremgangsmaate for fremstilling av etere NO771106L (no)

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
NO771106L true NO771106L (no)	1978-09-12

Family

ID=26247246

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO771106A NO771106L (no)	1977-03-10	1977-03-29	Fremgangsmaate for fremstilling av etere

Country Status (19)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2862254D1 (en) *	1977-12-02	1983-06-16	Beecham Group Plc	A process for the preparation of ether derivatives of clavulanic acid
JPS58187371A (ja) *	1982-04-27	1983-11-01	Nec Corp	印字濃度制御回路
DE3725375A1 (de) *	1987-07-31	1989-02-09	Bayer Ag	Stabile oxapenem-3-carbonsaeuren

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

1977
- 1977-03-29 DK DK139377A patent/DK139377A/da not_active Application Discontinuation
- 1977-03-29 NO NO771106A patent/NO771106L/no unknown
- 1977-04-06 SE SE7704085A patent/SE442748B/xx unknown
- 1977-04-12 FI FI771146A patent/FI65252C/fi not_active IP Right Cessation
1978
- 1978-02-20 IL IL54078A patent/IL54078A0/xx unknown
- 1978-02-24 DE DE19782808116 patent/DE2808116A1/de not_active Withdrawn
- 1978-02-27 AR AR271238A patent/AR216505A1/es active
- 1978-03-01 AT AT145178A patent/AT359188B/de not_active IP Right Cessation
- 1978-03-02 ES ES467513A patent/ES467513A1/es not_active Expired
- 1978-03-03 AU AU33840/78A patent/AU519232B2/en not_active Expired
- 1978-03-06 GR GR55621A patent/GR64160B/el unknown
- 1978-03-06 FR FR7806294A patent/FR2383184A1/fr active Granted
- 1978-03-07 JP JP2645178A patent/JPS53112894A/ja active Pending
- 1978-03-08 CH CH252678A patent/CH632760A5/de not_active IP Right Cessation
- 1978-03-09 IE IE477/78A patent/IE46478B1/en unknown
- 1978-03-09 MX MX78100818U patent/MX4864E/es unknown
- 1978-03-09 NL NL7802596A patent/NL7802596A/xx not_active Application Discontinuation
1983
- 1983-10-18 KE KE3337A patent/KE3337A/xx unknown
1984
- 1984-02-16 HK HK150/84A patent/HK15084A/xx unknown

Also Published As

Publication number	Publication date
AT359188B (de)	1980-10-27
ES467513A1 (es)	1979-08-01
KE3337A (en)	1983-11-25
FI65252C (fi)	1984-04-10
CH632760A5 (en)	1982-10-29
IL54078A0 (en)	1978-04-30
IE46478B1 (en)	1983-06-29
ATA145178A (de)	1980-03-15
AR216505A1 (es)	1979-12-28
FR2383184A1 (fr)	1978-10-06
AU519232B2 (en)	1981-11-19
JPS53112894A (en)	1978-10-02
NL7802596A (nl)	1978-09-12
HK15084A (en)	1984-02-24
SE442748B (sv)	1986-01-27
FI65252B (fi)	1983-12-30
DK139377A (da)	1978-09-11
AU3384078A (en)	1979-09-06
FI771146A (fi)	1978-09-11
MX4864E (es)	1982-11-10
GR64160B (en)	1980-02-05
FR2383184B1 (da)	1980-08-29
SE7704085L (sv)	1978-09-11
DE2808116A1 (de)	1978-09-21
IE780477L (en)	1978-09-10

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