IL75971A - Heteroaliphatic diphosphonic acid derivatives - Google Patents

Heteroaliphatic diphosphonic acid derivatives

Info

Publication number
IL75971A
IL75971A IL75971A IL7597185A IL75971A IL 75971 A IL75971 A IL 75971A IL 75971 A IL75971 A IL 75971A IL 7597185 A IL7597185 A IL 7597185A IL 75971 A IL75971 A IL 75971A
Authority
IL
Israel
Prior art keywords
optionally substituted
alkyl
radical
heteroaliphatic
diphosphonates
Prior art date
Application number
IL75971A
Other languages
English (en)
Other versions
IL75971A0 (en
Original Assignee
Boehringer Mannheim Gmbh
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6242211&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL75971(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boehringer Mannheim Gmbh filed Critical Boehringer Mannheim Gmbh
Publication of IL75971A0 publication Critical patent/IL75971A0/xx
Publication of IL75971A publication Critical patent/IL75971A/xx

Links

Classifications

    • 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
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839—Polyphosphonic acids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/12—Drugs for disorders of the metabolism for electrolyte homeostasis
    • A61P3/14—Drugs for disorders of the metabolism for electrolyte homeostasis for calcium homeostasis
    • 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
    • C07F9/553—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having one nitrogen atom as the only ring hetero atom
    • C07F9/576—Six-membered rings
    • C07F9/58—Pyridine rings
    • 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
    • C07F9/645—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having two nitrogen atoms as the only ring hetero atoms
    • C07F9/6503—Five-membered rings
    • C07F9/6506—Five-membered rings having the nitrogen atoms in positions 1 and 3
    • 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
    • C07F9/6515—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having three nitrogen atoms as the only ring hetero atoms
    • C07F9/6518—Five-membered rings
    • 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
    • C07F9/6527—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07F9/653—Five-membered rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Obesity (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Diabetes (AREA)
  • General Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Rheumatology (AREA)
  • Endocrinology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
IL75971A 1984-08-02 1985-07-30 Heteroaliphatic diphosphonic acid derivatives IL75971A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3428524A DE3428524A1 (de) 1984-08-02 1984-08-02 Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel

Publications (2)

Publication Number Publication Date
IL75971A0 IL75971A0 (en) 1985-12-31
IL75971A true IL75971A (en) 1989-05-15

Family

ID=6242211

Family Applications (1)

Application Number Title Priority Date Filing Date
IL75971A IL75971A (en) 1984-08-02 1985-07-30 Heteroaliphatic diphosphonic acid derivatives

Country Status (17)

Country Link
US (2) US4687767A (cs)
EP (1) EP0170228B1 (cs)
JP (1) JPS6143197A (cs)
AT (1) ATE39489T1 (cs)
AU (1) AU553419B2 (cs)
CA (1) CA1264326A (cs)
CS (1) CS257277B2 (cs)
DD (1) DD236533A5 (cs)
DE (2) DE3428524A1 (cs)
DK (1) DK345285A (cs)
ES (1) ES8606876A1 (cs)
FI (1) FI78915C (cs)
GR (1) GR851881B (cs)
HU (1) HU196419B (cs)
IL (1) IL75971A (cs)
SU (1) SU1475487A3 (cs)
ZA (1) ZA855760B (cs)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3428524A1 (de) * 1984-08-02 1986-02-13 Boehringer Mannheim Gmbh, 6800 Mannheim Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
PH27078A (en) * 1984-12-21 1993-02-01 Procter & Gamble Pharmaceutical compositions containing geminal diphosphonates
IL77243A (en) * 1984-12-21 1996-11-14 Procter & Gamble Pharmaceutical compositions containing geminal diphosphonic acid compounds and certain such novel compounds
US5641762A (en) * 1985-05-02 1997-06-24 Research Corporation Technologies, Inc. Bone targeted inhibitors of carbonic anhydrase
DE3540150A1 (de) * 1985-11-13 1987-05-14 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
US4902679A (en) * 1985-12-13 1990-02-20 Norwich Eaton Pharmaceuticals, Inc. Methods of treating diseases with certain geminal diphosphonates
DE3770982D1 (de) * 1986-04-24 1991-08-01 Fujisawa Pharmaceutical Co Diphosphonsaeure-verbindungen, verfahren zu deren herstellung und sie enthaltende arzneimittel.
DE3626058A1 (de) * 1986-08-01 1988-02-11 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
US5057505A (en) * 1986-11-21 1991-10-15 Ciba-Geigy Corporation Substituted aminomethanediphosphonic acids and use in medicaments
EP0272208B1 (de) * 1986-11-21 1991-06-12 Ciba-Geigy Ag Aromatisch substituierte Azacyclo-alkylalkandiphosphonsäuren
ATE72816T1 (de) * 1986-11-21 1992-03-15 Ciba Geigy Ag Neue substituierte alkandiphosphonsaeuren.
DE3640938A1 (de) * 1986-11-29 1988-06-01 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindung enthaltende arzneimittel
US5071840A (en) * 1986-12-19 1991-12-10 Norwich Eaton Pharmaceuticals, Inc. Certain heterocyclic substituted diphosphonate compounds pharmaceutical compositions, and methods of treating abnormal calcium and phosphate metabolism
US4868164A (en) * 1986-12-19 1989-09-19 Norwich Eaton Pharmaceuticals, Inc. Octahydro-pyridine diphosphonate compounds, pharmaceutical compositions, and methods for treating abnormal calcium and phosphate metabolism
US4939265A (en) * 1987-02-25 1990-07-03 Bristol-Myers Company Intermediates and process for the preparation of antihypercholesterolemic tetrazole compounds
DK126888A (da) * 1987-03-10 1988-09-11 Yamanouchi Pharma Co Ltd Bisphosphonsyrederivater og terapeutiske praeparater indeholdende disse forbindelser
KR880011136A (ko) * 1987-03-11 1988-10-26 모리오까 시게오 아졸- 아미노메틸렌 비스포스폰산 유도체
IL86951A (en) * 1987-07-06 1996-07-23 Procter & Gamble Pharma Methylene phosphonoalkylphosphinates and pharmaceutical preparations containing them
US4963681A (en) * 1987-07-06 1990-10-16 Norwich Eaton Pharmaceuticals, Inc. Process for synthesis of aminomethylene phosphonoalkylphosphinates
EP0317505A1 (de) * 1987-11-13 1989-05-24 Ciba-Geigy Ag Neue Azacycloalkylalkandiphosphonsäuren
US5190930A (en) * 1987-12-11 1993-03-02 Ciba-Geigy Corporation Araliphatylaminoalkanediphosphonic acids
US5110807A (en) * 1988-12-01 1992-05-05 Ciba-Geigy Corporation Araliphatylaminoalkanediphosphonic acids
DE3817956A1 (de) * 1988-05-27 1989-12-07 Hoechst Ag Verfahren zur herstellung phosphorhaltiger l-aminosaeuren sowie ihrer ester und n-derivate
DE3822650A1 (de) * 1988-07-05 1990-02-01 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
US4990503A (en) * 1988-08-12 1991-02-05 Yamanouchi Pharmaceutical Co., Ltd. Heterocyclic bisphosphonic acid derivatives
TW198039B (cs) * 1988-11-28 1993-01-11 Ciba Geigy Ag
DE3917153A1 (de) * 1989-05-26 1990-11-29 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
US5139786A (en) * 1989-07-07 1992-08-18 Ciba-Geigy Corporation Topical formulations
MX21452A (es) * 1989-07-07 1994-01-31 Ciba Geigy Ag Preparaciones farmaceuticas que se administran en forma topica.
CA2073448A1 (en) * 1990-01-12 1991-07-13 Raymond D. Youssefyeh 1-azetidyl and 1-hexamethylenimine alkyl of aryl bisphosphonic acids and their use as pharmacological agents
US5204334A (en) * 1990-10-18 1993-04-20 Ciba-Geigy Corporation Benzoheterocyclylalkylaminoalkanediphosphonic acids, compositions thereof, and use thereof in the treatment of calcium metabolism disorders
US5763611A (en) * 1992-05-29 1998-06-09 The Procter & Gamble Company Thio-substituted cyclic phosphonate compounds, pharmaceutical compositions, and methods for treating abnormal calcium and phosphate metabolism
US5391743A (en) * 1992-05-29 1995-02-21 Procter & Gamble Pharmaceuticals, Inc. Quaternary nitrogen-containing phosphonate compounds, pharmaceutical compositions, and methods of treating abnormal calcium and phosphate metabolism and methods of treating and preventing dental calculus and plaque
JPH07507317A (ja) * 1992-05-29 1995-08-10 プロクター、エンド、ギャンブル、ファーマスーティカルズ、インコーポレーテッド 異常なカルシウムおよびホスフェート代謝を治療するためのチオ置換窒素含有複素環式ホスホネート化合物
PL174761B1 (pl) * 1992-05-29 1998-09-30 Procter & Gamble Pharma Nowe fosfoniany zawierające czwartorzędowy azot, przydatne w leczeniu i zapobieganiu zaburzeniom związanym z nienormalnym metabolizmem wapnia i fosforanu oraz środek farmaceutyczny przydatny do leczenia stanów związanych z nienormalnym metabolizmem wapnia i fosforanu
NZ253524A (en) * 1992-05-29 1997-01-29 Procter & Gamble Pharma Sulphur-containing phosphonate derivatives and medicaments (for treating abnormal calcium and phosphate metabolism)
US5753634A (en) * 1992-05-29 1998-05-19 The Procter & Gamble Company Quaternary nitrogen containing phosphonate compounds, pharmaceutical compostions, and methods for treating abnormal calcium and phosphate metabolism
ATE179329T1 (de) * 1992-06-30 1999-05-15 Procter & Gamble Pharma Arzneimitteln zur behandlung von arthritis die phosphonate und nsaids enthalten
DE4228552A1 (de) * 1992-08-27 1994-03-03 Boehringer Mannheim Gmbh Diphosphonsäuren und deren Salze enthaltende Arzneimittel
AU670337B2 (en) 1992-11-30 1996-07-11 Novartis Ag Use of certain methanebisphosphonic acid derivatives in fracture healing
JPH06298779A (ja) * 1993-04-15 1994-10-25 Hoechst Japan Ltd ヘテロ環イミノビスメチレンビスホスホン酸誘導体
US5510517A (en) * 1993-08-25 1996-04-23 Merck & Co., Inc. Process for producing N-amino-1-hydroxy-alkylidene-1,1-bisphosphonic acids
GB9324143D0 (en) * 1993-11-24 1994-01-12 Schering Agrochemicals Ltd Triazole phosphonate pesticides
RU2188011C2 (ru) * 1995-06-05 2002-08-27 Такеда Кемикал Индастриз, Лтд. Активирующая остеогенез фармацевтическая композиция
ATE290871T1 (de) * 1995-09-29 2005-04-15 Novartis Pharma Gmbh Verfahren zur behandlung navikularer krankheiten bei pferden
US7115589B2 (en) 1999-12-17 2006-10-03 Ariad Pharmaceuticals, Inc. Purine derivatives
WO2001044257A1 (en) * 1999-12-17 2001-06-21 Ariad Pharmaceuticals, Inc. Proton pump inhibitors
IL150059A0 (en) * 1999-12-17 2002-12-01 Ariad Pharma Inc Novel heterocycles
US6677320B2 (en) 2000-01-20 2004-01-13 Hoffmann-La Roches Inc. Parenteral bisphosphonate composition with improved local tolerance
PE20011061A1 (es) * 2000-02-01 2001-11-20 Procter & Gamble Cristalizacion selectiva del acido 3-piridil-1-hidroxi-etiliden-1,1-bisfosfonico sodio como el hemipentahidrato o el monohidrato
CA2372450A1 (en) * 2001-05-10 2001-09-19 Pharmaceutical Partners Of Canada Inc. Liquid injectable formulation of disodium pamidronate
PT1880744E (pt) 2002-05-10 2015-02-13 Hoffmann La Roche Ácidos bisfosfónicos para o tratamento e a prevenção da osteoporose
JP4485117B2 (ja) * 2002-06-27 2010-06-16 日東電工株式会社 保護剥離用フィルム
DE60309887T2 (de) * 2002-07-30 2007-05-16 Novartis Ag Kombination von einem aromatasehemmer mit einem bisphosphonat
TW200413381A (en) 2002-11-04 2004-08-01 Hoffmann La Roche Novel amino-substituted dihydropyrimido [4,5-d]pyrimidinone derivatives, their manufacture and use as pharmaceutical agents
US20040206932A1 (en) 2002-12-30 2004-10-21 Abuelyaman Ahmed S. Compositions including polymerizable bisphosphonic acids and methods
HUP0300227A2 (hu) * 2003-01-28 2004-09-28 Richter Gedeon Vegyészeti Gyár Rt. Eljárás nagy tisztaságú 2-szubsztituált -1-(hidroxi-etilidén)-1,1-biszfoszfonsavak és sóik előállítására
WO2005009348A2 (en) * 2003-06-25 2005-02-03 Ariad Pharmaceuticals, Inc. Substituted purine derivatives
WO2005012314A1 (en) * 2003-07-30 2005-02-10 The Procter & Gamble Company Process for controlling crystal structure of risedronate
JP5001006B2 (ja) * 2003-08-12 2012-08-15 スリーエム イノベイティブ プロパティズ カンパニー 自己エッチング性歯科用組成物および方法
US20050119230A1 (en) * 2003-09-18 2005-06-02 Alexandra Glausch Pharmaceutical products comprising bisphosphonated
CN101018534B (zh) 2004-07-08 2012-07-04 3M创新有限公司 牙科的方法，组合物，和包括酸敏感染料的试剂盒
US8722760B2 (en) 2004-08-11 2014-05-13 3M Innovative Properties Company Self-adhesive compositions including a plurality of acidic compounds
WO2008076739A2 (en) * 2006-12-13 2008-06-26 3M Innovative Properties Company Methods of using a dental composition having an acidic component and a photobleachable dye
EP2114455A4 (en) * 2006-12-20 2010-03-17 Mylan Pharmaceuticals Ulc PHARMACEUTICAL COMPOSITION USING A HOT-MELT GRANULATED AGENT
AU2007335155A1 (en) * 2006-12-20 2008-06-26 Mylan Pharmaceuticals Ulc A composition containing a bisphosphonic acid in combination with vitamin D
EP2136814A4 (en) * 2007-03-21 2012-05-30 Univ Duke MEDICAL KITS AND FORMULATIONS FOR PREVENTING, TREATING OR REDUCING SECONDARY FRACTURES FROM A PREVIOUS FRACTURE
JP2012513443A (ja) * 2008-12-23 2012-06-14 ノバルティス アーゲー フェニルアルキル−イミダゾール−ビスホスホネート化合物
HRP20150496T1 (hr) 2009-09-01 2015-08-14 Duke University, Office Of Licensing And Ventures Bisfosfonatne kompozicije i postupci tretiranja zatajenja srca
US9949992B2 (en) 2011-11-16 2018-04-24 Duke University Bisphosphonate compositions and methods for treating and\or reducing cardiac dysfunction
PL407922A1 (pl) 2014-04-16 2015-10-26 Wrocławskie Centrum Badań Eit + Spółka Z Ograniczoną Odpowiedzialnością Nowe bisfosfoniany i ich zastosowanie
EP3698797A1 (en) 2017-10-16 2020-08-26 Tsinghua University Mevalonic acid pathway inhibitor and pharmaceutical composition thereof
USD958651S1 (en) 2020-08-11 2022-07-26 Bocks Inc. Liquid soap dispenser carton

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PH9776A (en) * 1967-12-11 1976-03-17 M Francis Compositions for inhibiting anomalous deposition and mobilization of calcium phosphate in animal tissue and method of use
DE3365492D1 (en) * 1982-01-27 1986-10-02 Schering Ag Diphosphonic acid derivatives and pharmaceutical preparations containing them
EP0084822B1 (de) * 1982-01-27 1986-01-08 Schering Aktiengesellschaft Diphosphonsäure-Derivate und diese enthaltende pharmazeutische Präparate
DE3203308A1 (de) * 1982-01-27 1983-07-28 Schering Ag, 1000 Berlin Und 4619 Bergkamen Diphosphonsaeure-derivate und diese enthaltende pharmazeutische praeparate
DE3203309A1 (de) * 1982-01-27 1983-07-28 Schering Ag, 1000 Berlin Und 4619 Bergkamen Diphosphonsaeure-derivate und diese enthaltende pharmazeutische praeparate
DE3428524A1 (de) * 1984-08-02 1986-02-13 Boehringer Mannheim Gmbh, 6800 Mannheim Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel

Also Published As

Publication number Publication date
EP0170228B1 (de) 1988-12-28
DE3428524A1 (de) 1986-02-13
DE3567023D1 (en) 1989-02-02
FI852980L (fi) 1986-02-03
DD236533A5 (de) 1986-06-11
ATE39489T1 (de) 1989-01-15
AU4568685A (en) 1986-02-06
JPS6143197A (ja) 1986-03-01
HUT38364A (en) 1986-05-28
FI78915B (fi) 1989-06-30
DK345285D0 (da) 1985-07-30
ZA855760B (en) 1986-04-30
FI852980A0 (fi) 1985-08-01
AU553419B2 (en) 1986-07-17
ES545842A0 (es) 1986-05-16
GR851881B (cs) 1985-12-02
CS257277B2 (en) 1988-04-15
ES8606876A1 (es) 1986-05-16
SU1475487A3 (ru) 1989-04-23
CA1264326A (en) 1990-01-09
FI78915C (fi) 1989-10-10
US4784993A (en) 1988-11-15
EP0170228A1 (de) 1986-02-05
US4687767A (en) 1987-08-18
IL75971A0 (en) 1985-12-31
DK345285A (da) 1986-02-03
HU196419B (en) 1988-11-28

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