KE3539A - 3-substituted-2-oxo-1-1-azetidine sulphonic acid derivatives - Google Patents

3-substituted-2-oxo-1-1-azetidine sulphonic acid derivatives

Info

Publication number
KE3539A
KE3539A KE3539A KE353985A KE3539A KE 3539 A KE3539 A KE 3539A KE 3539 A KE3539 A KE 3539A KE 353985 A KE353985 A KE 353985A KE 3539 A KE3539 A KE 3539A
Authority
KE
Kenya
Prior art keywords
oxo
substituted
acid derivatives
sulphonic acid
azetidine
Prior art date
Application number
KE3539A
Inventor
Brook Sykes Richard
Lawrence Parker William
Michael Cimarusti Christopher
Henry Koster William
Allen Slusarchyk William
William Fritz Alan
Mack Floyd David
Original Assignee
Squibb & Sons Inc
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
Application filed by Squibb & Sons Inc filed Critical Squibb & Sons Inc
Publication of KE3539A publication Critical patent/KE3539A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
    • 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
    • A61K31/397—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having four-membered rings, e.g. azetidine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • 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
    • A61K31/427—Thiazoles not condensed and containing further heterocyclic rings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
    • C07D205/085—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a nitrogen atom directly attached in position 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
    • C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0803—Compounds with Si-C or Si-Si linkages
    • C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
    • C07F7/0812—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/10—Compounds having one or more C—Si linkages containing nitrogen having a Si-N linkage
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6558—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing at least two different or differently substituted hetero rings neither condensed among themselves nor condensed with a common carbocyclic ring or ring system
    • C07F9/65583—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing at least two different or differently substituted hetero rings neither condensed among themselves nor condensed with a common carbocyclic ring or ring system each of the hetero rings containing nitrogen as ring hetero atom
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P17/00—Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms
    • C12P17/10—Nitrogen as only ring hetero atom
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Zoology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Genetics & Genomics (AREA)
  • Microbiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Oncology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Communicable Diseases (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cephalosporin Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyridine Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
KE3539A 1980-02-07 1985-05-29 3-substituted-2-oxo-1-1-azetidine sulphonic acid derivatives KE3539A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11927680A 1980-02-07 1980-02-07
US18889380A 1980-09-29 1980-09-29

Publications (1)

Publication Number Publication Date
KE3539A true KE3539A (en) 1985-07-12

Family

ID=26817179

Family Applications (1)

Application Number Title Priority Date Filing Date
KE3539A KE3539A (en) 1980-02-07 1985-05-29 3-substituted-2-oxo-1-1-azetidine sulphonic acid derivatives

Country Status (29)

Country Link
JP (3) JPS56125362A (en)
KR (1) KR860001289B1 (en)
AR (1) AR245932A1 (en)
AU (1) AU569407B2 (en)
CA (1) CA1338670C (en)
CH (2) CH653993A5 (en)
DD (1) DD156180A5 (en)
DE (1) DE3104145C2 (en)
DK (1) DK166280C (en)
ES (1) ES8205397A1 (en)
FI (1) FI80271C (en)
FR (1) FR2509299B1 (en)
GB (2) GB2071650B (en)
GR (1) GR74151B (en)
HK (1) HK57785A (en)
IE (2) IE51392B1 (en)
IL (1) IL62082A (en)
IT (1) IT1135360B (en)
KE (1) KE3539A (en)
LU (1) LU83117A1 (en)
MY (1) MY8600179A (en)
NL (1) NL192924C (en)
NO (2) NO161065C (en)
NZ (2) NZ205240A (en)
PH (3) PH24729A (en)
PT (1) PT72465B (en)
SE (3) SE457954B (en)
SG (1) SG39185G (en)
YU (1) YU44829B (en)

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US4782147A (en) * 1980-12-05 1988-11-01 Takeda Chemical Industries, Ltd. 1-sulfo-2-oxoazetidine derivatives and their production
MX7096E (en) * 1980-12-05 1987-06-19 Takeda Chemical Industries Ltd METHOD FOR PREPARATION OF 2-OXOAZETIDINE DERIVATIVES
US4673739A (en) * 1980-12-05 1987-06-16 Takeda Chemical Industries, Ltd. 4-carbamoyloxymethyl-1-sulfo-2-oxoazetidine derivatives and their production
WO1983000690A1 (en) * 1981-08-25 1983-03-03 Takeda Chemical Industries Ltd Azetidine derivatives and process for their preparation
JPS58210061A (en) * 1982-05-31 1983-12-07 Takeda Chem Ind Ltd 1-sulfo-2-oxoazetidine derivative, its preparation and use
JPS57131758A (en) * 1980-12-05 1982-08-14 Takeda Chem Ind Ltd 1-sulfo-2-oxoazetidine derivative, its preparation and use
US4572801A (en) * 1981-04-30 1986-02-25 Takeda Chemical Industries, Ltd. 4-Carbamoyloxymethyl-1-sulfo-2-oxoazetidine derivatives and their production
CA1181075A (en) * 1981-07-13 1985-01-15 David M. Floyd CRYSTALLINE ANHYDROUS FORM OF [3-S-[3.alpha.(Z),4 .beta.]]-3-[[(2-AMINO-4-THIAZOLYL) [(1-CARBOXY-1-METHYLETHOXY)IMINO]ACETYL] AMINO]-4-METHYL-2-OXO-1-AZETIDINESULFONIC ACID
FR2515182B1 (en) * 1981-10-23 1986-05-09 Roussel Uclaf NOVEL PRODUCTS DERIVED FROM 3-AMINO 2-OXO AZETIDINE 1-SULFAMIC ACID, THEIR PREPARATION PROCESS, THEIR APPLICATION AS MEDICAMENTS AND THE INTERMEDIATE PRODUCTS NECESSARY FOR THEIR PREPARATION
FR2538389B2 (en) * 1981-10-23 1986-05-16 Roussel Uclaf NEW PRODUCTS DERIVED FROM 3-AMINO 2-OXO AZETIDINE-1-SULFAMIC ACID, NEW PROCESS FOR THE PREPARATION OF OPTICALLY ACTIVE PRODUCTS, APPLICATION OF NEW PRODUCTS AS MEDICAMENTS AND PRODUCTS NECESSARY FOR THEIR PREPARATION
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DE3377061D1 (en) * 1982-06-03 1988-07-21 Hoffmann La Roche Process for the preparation of 1-sulfo-2-oxoazetidine derivatives
EP0096296B1 (en) * 1982-06-03 1987-07-29 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft 1-sulfo-2-oxoazetidine derivatives
US4704457A (en) * 1982-06-21 1987-11-03 E. R. Squibb & Sons, Inc. Process for the preparation of (3S)-3-[[[2-(protected amino)-4-thiazolyl]-oxoacetyl]amino]-2-oxo-1-azetidinesulfonic acid and 4-substituted derivatives thereof
US4939253A (en) * 1982-08-04 1990-07-03 E. R. Squibb & Sons, Inc. 2-oxoazetidin-1-yloxy acetic acids and analogs
US4681937A (en) * 1982-09-27 1987-07-21 E. R. Squibb & Sons, Inc. 3-acylamino-2-oxo-1-azetidinyl esters of phosphonic acids, phosphoric acid and phosphoric acid esters
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US4533495A (en) * 1982-12-30 1985-08-06 Takeda Chemical Industries, Ltd. Method of producing 2-azetidinone-1-sulfonic acid compounds
US4548747A (en) * 1983-05-02 1985-10-22 E. R. Squibb & Sons, Inc. 3-Acylamino-1-sulfonylaminocarbonylmethoxy-2-azetidinones
US4670554A (en) * 1983-05-31 1987-06-02 E. R. Squibb & Sons, Inc. ((3-Acylamino-2-oxo-1-azetidinyl)oxy)methyl)phosphinic acids
US4652651A (en) * 1983-05-31 1987-03-24 Hoffmann-La Roche Inc. Process for the manufacture of 1-sulpho-2-oxoazetidine carboxylic acid intermediates via catalytic ester cleavage
US4501697A (en) * 1983-06-17 1985-02-26 E. R. Squibb & Sons, Inc. 4-[[(Amidomethyl)oxy]methyl]-2-oxo-1-azetidinesulfonic acid salts
JPS601162A (en) * 1983-06-17 1985-01-07 Dai Ichi Seiyaku Co Ltd Azetidine-1-sulfonic acid derivative
US4587051A (en) * 1983-07-18 1986-05-06 E. R. Squibb & Sons, Inc. Desulfonation process for preparing 2-azetidinones
US4596777A (en) * 1983-08-10 1986-06-24 E. R. Squibb & Sons, Inc. Process for preparing (3S)-3-[[[2-(protected or unprotected amino)-4-thiazolyl]acetyl]amino]-2-oxo-1-azetidinesulfonic acid and 4-substituted derivatives thereof
US4551277A (en) * 1983-11-09 1985-11-05 E. R. Squibb & Sons, Inc. 4-(3-Acylamino-2-oxo-1-azetidinyl)-4-oxo-2-butenoic acid
JPS60112789A (en) * 1983-11-21 1985-06-19 Otsuka Chem Co Ltd 3-acylamino-4-alkyl-2-azetidinone-1-sulfonic acid derivative, tis preparation, and drug containing it
JPS60226855A (en) * 1984-04-26 1985-11-12 Nippon Kayaku Co Ltd N-benzyloxycarbonyl-l-threoninamide hemihydrate and preparation thereof
US4771135A (en) * 1984-05-22 1988-09-13 Eli Lilly And Company Process for carbon-carbon bond formation at the C-4 position of 3-acylaminoazetidinones and products and starting materials therefor
US4918185A (en) * 1984-05-22 1990-04-17 Eli Lilly And Company Process for carbon-carbon bond formation at the C-4 position of 3-acylaminoazetidinones and products and starting materials therefor
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US4647660A (en) * 1985-05-02 1987-03-03 E. R. Squibb & Sons, Inc. 3-acylamino-2-oxo-1-azetidinesulfonic acids
US4632985A (en) * 1985-06-03 1986-12-30 E. R. Squibb & Sons, Inc. 3-acylamino-2-oxo-1-azetidinesulfonic acids
US4754041A (en) * 1985-06-17 1988-06-28 E. R. Squibb & Sons, Inc. 3-acylamino-2-oxo-1-azetidinesulfonic acids
US4638062A (en) * 1985-06-17 1987-01-20 E. R. Squibb & Sons, Inc. 3-acylamino-2-oxo-1-azetidinesulfonic acids
FR2588867B1 (en) * 1985-10-23 1988-12-09 Roussel Uclaf NOVEL PRODUCTS DERIVED FROM THE 3-AMINO 2-OXO AZETIDINE SERIES, THEIR PREPARATION PROCESS AND THEIR APPLICATION
DE602006005240D1 (en) * 2005-05-09 2009-04-02 Sicor Inc MANUFACTURING PROCESS FOR AZTREONAM
JP5648250B2 (en) * 2007-11-21 2015-01-07 国立大学法人東京工業大学 Polymer organic compounds and organic compounds having sulfonated nitrogen-containing heterocycles, methods for producing them, ion exchangers, electrolyte membranes, pharmaceuticals, catalysts, membrane electrode assemblies, fuel cells using them
WO2013109217A1 (en) 2012-01-16 2013-07-25 Mahmut Bilgic Pharmaceutical formulations comprising aztreonam
ES2719136T3 (en) 2014-03-24 2019-07-08 Novartis Ag Organic monobactam compounds for the treatment of bacterial infections
KR20180054816A (en) 2015-09-23 2018-05-24 노파르티스 아게 Salts and solid forms of monosaccharide antibiotics
WO2019026004A2 (en) 2017-08-02 2019-02-07 Novartis Ag Chemical process for manufacturing monobactam antibiotic and intermediates thereof

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JPS57131758A (en) * 1980-12-05 1982-08-14 Takeda Chem Ind Ltd 1-sulfo-2-oxoazetidine derivative, its preparation and use

Also Published As

Publication number Publication date
GB8333191D0 (en) 1984-01-18
IL62082A0 (en) 1981-03-31
GB2139618B (en) 1985-05-01
IL62082A (en) 1986-08-31
DK166280C (en) 1993-08-30
SE8602194D0 (en) 1986-05-14
AU548896B2 (en) 1986-01-09
LU83117A1 (en) 1982-09-10
NO161065C (en) 1989-06-28
CH651020A5 (en) 1985-08-30
NO170015C (en) 1992-09-02
SE8602194L (en) 1986-05-14
PH24729A (en) 1990-10-01
JPH0623188B2 (en) 1994-03-30
PH23317A (en) 1989-07-14
FI80271B (en) 1990-01-31
JPH0586023A (en) 1993-04-06
NL8100571A (en) 1981-09-01
AR245932A1 (en) 1994-03-30
PH23316A (en) 1989-07-14
ES499171A0 (en) 1982-06-01
FI810352L (en) 1981-08-08
IT8119587A0 (en) 1981-02-06
NO170015B (en) 1992-05-25
YU31981A (en) 1984-02-29
IT1135360B (en) 1986-08-20
IE51393B1 (en) 1986-12-24
DE3104145A1 (en) 1981-12-17
AU4574885A (en) 1985-11-07
IE862297L (en) 1981-08-07
SE457954B (en) 1989-02-13
IE810230L (en) 1981-08-07
JPH0670006B2 (en) 1994-09-07
DE3104145C2 (en) 1999-05-12
SE8602193D0 (en) 1986-05-14
NO860225L (en) 1981-08-10
NL192924B (en) 1998-01-05
NO810410L (en) 1981-08-10
SE500216C2 (en) 1994-05-09
HK57785A (en) 1985-08-09
IE51392B1 (en) 1986-12-24
CA1338670C (en) 1996-10-22
NL192924C (en) 1998-05-07
JPH02160764A (en) 1990-06-20
NO161065B (en) 1989-03-20
JPS56125362A (en) 1981-10-01
MY8600179A (en) 1986-12-31
PT72465A (en) 1981-03-01
GB2139618A (en) 1984-11-14
AU6698581A (en) 1981-08-13
KR860001289B1 (en) 1986-09-10
AU569407B2 (en) 1988-01-28
DK52381A (en) 1981-08-08
SG39185G (en) 1985-12-13
GR74151B (en) 1984-06-06
FR2509299B1 (en) 1985-08-30
CH653993A5 (en) 1986-01-31
DK166280B (en) 1993-03-29
KR830005131A (en) 1983-08-03
ES8205397A1 (en) 1982-06-01
FR2509299A1 (en) 1983-01-14
GB2071650A (en) 1981-09-23
NZ196202A (en) 1984-07-31
SE8100861L (en) 1981-08-08
NZ205240A (en) 1984-07-31
SE8602193L (en) 1986-05-14
YU44829B (en) 1991-04-30
FI80271C (en) 1990-05-10
GB2071650B (en) 1984-12-05
PT72465B (en) 1982-02-04
DD156180A5 (en) 1982-08-04

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