PT96438A - Processo para preparacao de anti-oxidante lipideo-selectivos e de composicoes farmaceuticas que os contem - Google Patents
Processo para preparacao de anti-oxidante lipideo-selectivos e de composicoes farmaceuticas que os contemInfo
- Publication number
- PT96438A PT96438A PT96438A PT9643891A PT96438A PT 96438 A PT96438 A PT 96438A PT 96438 A PT96438 A PT 96438A PT 9643891 A PT9643891 A PT 9643891A PT 96438 A PT96438 A PT 96438A
- Authority
- PT
- Portugal
- Prior art keywords
- lipideo
- oxidant
- preparation
- pharmaceutical compositions
- compositions containing
- Prior art date
Links
- 239000003963 antioxidant agent Substances 0.000 title 1
- 230000003078 antioxidant effect Effects 0.000 title 1
- 235000006708 antioxidants Nutrition 0.000 title 1
- 239000008194 pharmaceutical composition Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
- C07D311/72—3,4-Dihydro derivatives having in position 2 at least one methyl radical and in position 6 one oxygen atom, e.g. tocopherols
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/66—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
- C07D319/06—1,3-Dioxanes; Hydrogenated 1,3-dioxanes not condensed with other rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D339/00—Heterocyclic compounds containing rings having two sulfur atoms as the only ring hetero atoms
- C07D339/08—Six-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
- C07F9/655—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms
- C07F9/65515—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms the oxygen atom being part of a five-membered 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
- 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
- C07F9/65586—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 at least one of the hetero rings does not contain nitrogen as ring hetero atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J17/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, having an oxygen-containing hetero ring not condensed with the cyclopenta(a)hydrophenanthrene skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J31/00—Normal steroids containing one or more sulfur atoms not belonging to a hetero ring
- C07J31/006—Normal steroids containing one or more sulfur atoms not belonging to a hetero ring not covered by C07J31/003
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J33/00—Normal steroids having a sulfur-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
- C07J33/002—Normal steroids having a sulfur-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton not condensed
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J41/00—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
- C07J41/0033—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005
- C07J41/0055—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 the 17-beta position being substituted by an uninterrupted chain of at least three carbon atoms which may or may not be branched, e.g. cholane or cholestane derivatives, optionally cyclised, e.g. 17-beta-phenyl or 17-beta-furyl derivatives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J41/00—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
- C07J41/0033—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005
- C07J41/0055—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 the 17-beta position being substituted by an uninterrupted chain of at least three carbon atoms which may or may not be branched, e.g. cholane or cholestane derivatives, optionally cyclised, e.g. 17-beta-phenyl or 17-beta-furyl derivatives
- C07J41/0061—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 the 17-beta position being substituted by an uninterrupted chain of at least three carbon atoms which may or may not be branched, e.g. cholane or cholestane derivatives, optionally cyclised, e.g. 17-beta-phenyl or 17-beta-furyl derivatives one of the carbon atoms being part of an amide group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
- C07J9/005—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane containing a carboxylic function directly attached or attached by a chain containing only carbon atoms to the cyclopenta[a]hydrophenanthrene skeleton
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)
- Cardiology (AREA)
- Veterinary Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Steroid Compounds (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Pyrane Compounds (AREA)
- Anti-Oxidant Or Stabilizer Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4000397A DE4000397A1 (de) | 1990-01-09 | 1990-01-09 | Lipidselektive antioxidantien sowie deren herstellung und verwendung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT96438A true PT96438A (pt) | 1991-10-15 |
| PT96438B PT96438B (pt) | 1998-07-31 |
Family
ID=6397761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT96438A PT96438B (pt) | 1990-01-09 | 1991-01-08 | Processo para preparacao de anti-oxidante lipideo-selectivos e de composicoes farmaceuticas que os contem |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US5318987A (pt) |
| EP (1) | EP0436936A2 (pt) |
| JP (1) | JPH04331284A (pt) |
| KR (1) | KR910014365A (pt) |
| AU (2) | AU652928B2 (pt) |
| CA (1) | CA2033755A1 (pt) |
| DE (1) | DE4000397A1 (pt) |
| HU (1) | HU210905B (pt) |
| IE (1) | IE910059A1 (pt) |
| NO (1) | NO910075L (pt) |
| NZ (1) | NZ236709A (pt) |
| PT (1) | PT96438B (pt) |
| ZA (1) | ZA91132B (pt) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0548793A3 (en) * | 1991-12-20 | 1995-11-02 | Hoechst Ag | Ethylenic-unsaturated bile acid derivatives, process for their production and preliminary processes therefor |
| ATE146466T1 (de) * | 1992-04-07 | 1997-01-15 | Merrell Pharma Inc | Hydrazid-derivate von 3,4-dihydro-2h-1- benzopyranen |
| DE4312034A1 (de) * | 1993-04-13 | 1994-10-20 | Hesch Rolf Dieter Prof Dr Med | Neuartige Androgene und Anabolika |
| DE4338316A1 (de) * | 1993-11-10 | 1995-05-11 | Jenapharm Gmbh | Neue Steroide mit radikophilen Substituenten, Verfahren zu ihrer Herstellung und diese Verbindungen enthaltende Arzneimittel |
| ES2072223B1 (es) * | 1993-11-25 | 1996-03-16 | Lipotec Sa | Liposomas encapsulando doxorubicina. |
| DE4447599C2 (de) * | 1994-11-08 | 1998-02-26 | Asta Medica Ag | Verwendung von R,S-(+/-)-alpha-Liponsäure, R-(+)-alpha-Liponsäure, S-(-)-alpha-Liponsäure in reduzierter oder oxidierter Form oder der Metabolite sowie deren Salze, Ester, Amide zur Behandlung von Hörstörungen |
| CA2244535A1 (en) * | 1995-05-15 | 2000-01-30 | Avon Products, Inc. | Novel uses for ascorbyl-phosphoryl-cholesterol in topical compositions |
| US5951990A (en) * | 1995-05-15 | 1999-09-14 | Avon Products, Inc. | Ascorbyl-phosphoryl-cholesterol |
| US6162450A (en) * | 1995-05-15 | 2000-12-19 | Avon Products, Inc. | Uses of ascorbyl-phosphoryl-cholesterol and compositions for practicing same |
| US5583239A (en) * | 1995-05-30 | 1996-12-10 | Lehigh University | Antimicrobial sterol conjugates |
| US5607968A (en) * | 1995-06-07 | 1997-03-04 | Avon Products, Inc. | Topical alkyl-2-O-L-ascorbyl-phosphates |
| AU740577B2 (en) * | 1996-05-14 | 2001-11-08 | Avon Products Inc. | Ascorbyl-phosphoryl-cholesterol |
| ES2142073T3 (es) * | 1996-05-14 | 2000-04-01 | Avon Prod Inc | Ascorbil-fosforil-colesterol. |
| JP3588734B2 (ja) * | 1996-07-26 | 2004-11-17 | コニカミノルタホールディングス株式会社 | 電子写真感光体 |
| DE19633560A1 (de) * | 1996-08-21 | 1998-02-26 | Basf Ag | Chromanyl-ascorbinsäurederivate, deren Herstellung und Verwendung |
| CZ96798A3 (cs) * | 1997-04-02 | 1998-10-14 | Sankyo Company Limited | Deriváty dithiolanu, jejich příprava a jejich terapeutické účinky |
| US6127409A (en) * | 1997-04-30 | 2000-10-03 | Showa Denko Kabushiki Kaisha | Ascorbic acid derivative and vitamin C preparation containing the same |
| JPH10298174A (ja) * | 1997-04-30 | 1998-11-10 | Showa Denko Kk | アスコルビン酸誘導体及びそれを含有するビタミンｃ剤 |
| US5990153A (en) * | 1997-05-05 | 1999-11-23 | Wood; John G. | Ultrasonicated α-lipoic acid solutions for attenuating microvascular injury |
| US6090842A (en) * | 1998-03-10 | 2000-07-18 | The Regents Of The University Of California | Lipoic acid analogs |
| DE19915576A1 (de) | 1999-03-30 | 2000-10-05 | Jenapharm Gmbh | Equileninderivate, Verfahren zu deren Herstellung und diese Verbindungen enthaltende Arzneimittel |
| IT1311922B1 (it) * | 1999-04-13 | 2002-03-20 | Nicox Sa | Composti farmaceutici. |
| DK1189924T3 (da) * | 1999-06-23 | 2004-12-20 | Forbes Medi Tech Inc | Konjugater af phytosterol eller phytostanol med ascorbinsyre og anvendelse deraf til behandling eller forebyggelse af hjerte-kar-sygdomme |
| AU2001242130A1 (en) * | 2000-03-07 | 2001-09-17 | Forbes Medi-Tech Inc. | Novel derivatives comprising phytosterols and/or phytostanols and alpha-lipoic and use thereof in treating or preventing cardiovascular disease, its underlying conditions and other disorders |
| CA2304906A1 (en) * | 2000-04-07 | 2001-10-07 | 1411198 Ontario Limited | 13-hode, a regulator of vascular biocompatibility and an inhibitor of cell hyperplasia |
| DE10028142B4 (de) * | 2000-06-07 | 2004-03-18 | Dr. Th. Böhme KG Chem. Fabrik GmbH & Co | Verfahren zum Pickeln und Chromgerben |
| AU2001295346A1 (en) * | 2000-10-25 | 2002-05-06 | Forbes Medi-Tech Inc | Compounds comprising a phytosterol and/or phytostanol moiety and ascorbis acid and use thereof as weight regulating agents |
| US20030232797A1 (en) * | 2002-06-06 | 2003-12-18 | Forbes Medi-Tech Inc. | Novel derivatives of androstane and androstene with ascorbic acid and use thereof in treating or preventing various conditions, diseases, and disorders |
| WO2004000869A1 (en) * | 2002-06-19 | 2003-12-31 | Karo Bio Ab | Glucocorticoid receptor ligands for the treatment of metabolic disorders |
| US20040133938A1 (en) * | 2002-11-19 | 2004-07-08 | Yinghui Dan | Use of lipoic acid in plant culture media |
| US20040254357A1 (en) * | 2002-12-19 | 2004-12-16 | Zaloga Gary P. | Fatty acid phenolic conjugates |
| CN1208052C (zh) * | 2003-03-20 | 2005-06-29 | 上海家化联合股份有限公司 | 一种辅酶q10前体脂质体及其制备方法 |
| JP5128799B2 (ja) * | 2006-08-24 | 2013-01-23 | 株式会社アイ・ティー・オー | チオクト酸誘導体を含有する生理活性組成物。 |
| EP2144609B1 (en) | 2007-04-18 | 2014-10-29 | Cornerstone Pharmaceuticals, Inc. | Pharmaceutical formulations containing lipoic acid derivatives |
| EP2139321B1 (en) | 2007-04-18 | 2013-11-06 | Cornerstone Pharmaceuticals, Inc. | Lipoic acid derivatives |
| US8263653B2 (en) | 2007-04-18 | 2012-09-11 | Cornerstone Pharmaceuticals, Inc. | Pharmaceutical formulations containing lipoic acid derivatives |
| EA028911B1 (ru) * | 2007-11-06 | 2018-01-31 | Биоэлектрон Текнолоджи Корпорейшн | ПРОИЗВОДНЫЕ 4-(п-ХИНОНИЛ)-2-ГИДРОКСИБУТАНАМИДА ДЛЯ ЛЕЧЕНИЯ МИТОХОНДРИАЛЬНЫХ ЗАБОЛЕВАНИЙ |
| US7928067B2 (en) * | 2009-05-14 | 2011-04-19 | Ischemix Llc | Compositions and methods for treating ischemia and ischemia-reperfusion injury |
| ES2640474T3 (es) | 2010-11-18 | 2017-11-03 | Ischemix Llc | Compuestos lipoílicos y su uso para el tratamiento de la lesión isquémica |
| DE102013226423A1 (de) | 2013-12-18 | 2015-06-18 | Henkel Ag & Co. Kgaa | Haarbehandlungsmittel mit spezieller Konditioniermittelkombination |
| EP3188726B1 (en) | 2014-06-19 | 2019-08-07 | Rafael Pharmaceuticals, Inc. | Pharmaceutical compounds |
| CA2965963A1 (en) | 2014-06-19 | 2015-12-23 | Robert Shorr | Lipoic acid derivatives for pharmaceutical use |
| CN104402962B (zh) * | 2014-12-16 | 2016-01-13 | 吉林农业大学 | 硫辛酸环戊烷并多氢菲酯c及其提取方法和药物用途 |
| DK3615023T3 (da) | 2017-04-25 | 2023-09-25 | Ischemix Llc | Lipoyl-glu-ala til behandlingen af neurodegenerativ skade forårsaget af traumatisk hjerneskade |
| CN110407805A (zh) * | 2019-07-09 | 2019-11-05 | 江苏第二师范学院（江苏省教育科学研究院） | 硫辛酸醛类衍生物及其制备方法、应用 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3910888A (en) * | 1971-08-04 | 1975-10-07 | Medichemie A G | Choleretically active esters and salts of bile acids |
| US4157984A (en) * | 1977-06-08 | 1979-06-12 | Z-L Limited | Antioxidants, antioxidant compositions and methods of preparing and using same |
| WO1979000347A1 (en) * | 1977-12-06 | 1979-06-28 | Battelle Memorial Institute | Process and reactor for producing a treating aqueous solution containing at least hydrogenoperoxide ions and hydroxyl ions according to predetermined concentrations |
| US4232122A (en) * | 1979-01-17 | 1980-11-04 | Z-L Limited Partnership | Antioxidants, antioxidant compositions and methods of preparing and using same |
| US4234577A (en) * | 1979-03-19 | 1980-11-18 | Z-L Limited Partnership | Ergostadientriols, compositions containing same, and methods of preparing and using same |
| US4368264A (en) * | 1979-03-19 | 1983-01-11 | Z-L Limited Partnership | Fermentation methods of preparing ergostadientriols |
| US4939128A (en) * | 1988-04-25 | 1990-07-03 | Takeda Chemical Industries, Ltd. | Ester of ascorbic acid 2-phosphate and pharmaceutical use |
| EP0628860B1 (en) * | 1993-06-11 | 1997-10-15 | Agfa-Gevaert N.V. | New type of modified gelatin and its use in a DTR material |
-
1990
- 1990-01-09 DE DE4000397A patent/DE4000397A1/de not_active Withdrawn
- 1990-12-28 EP EP90125641A patent/EP0436936A2/de not_active Withdrawn
-
1991
- 1991-01-07 NZ NZ236709A patent/NZ236709A/xx unknown
- 1991-01-07 US US07/638,321 patent/US5318987A/en not_active Expired - Fee Related
- 1991-01-07 HU HU9128A patent/HU210905B/hu not_active IP Right Cessation
- 1991-01-08 KR KR1019910000149A patent/KR910014365A/ko not_active Application Discontinuation
- 1991-01-08 PT PT96438A patent/PT96438B/pt not_active IP Right Cessation
- 1991-01-08 IE IE005991A patent/IE910059A1/en unknown
- 1991-01-08 CA CA002033755A patent/CA2033755A1/en not_active Abandoned
- 1991-01-08 ZA ZA91132A patent/ZA91132B/xx unknown
- 1991-01-08 AU AU69217/91A patent/AU652928B2/en not_active Ceased
- 1991-01-08 JP JP3059813A patent/JPH04331284A/ja active Pending
- 1991-01-08 NO NO91910075A patent/NO910075L/no unknown
-
1994
- 1994-03-15 US US08/212,863 patent/US5508275A/en not_active Expired - Fee Related
- 1994-05-04 AU AU61892/94A patent/AU660248B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| US5318987A (en) | 1994-06-07 |
| AU652928B2 (en) | 1994-09-15 |
| NO910075L (no) | 1991-07-10 |
| PT96438B (pt) | 1998-07-31 |
| HU210905B (en) | 1995-09-28 |
| CA2033755A1 (en) | 1991-07-10 |
| US5508275A (en) | 1996-04-16 |
| IE910059A1 (en) | 1991-07-17 |
| NZ236709A (en) | 1992-11-25 |
| AU6921791A (en) | 1991-09-05 |
| DE4000397A1 (de) | 1991-07-11 |
| JPH04331284A (ja) | 1992-11-19 |
| AU660248B2 (en) | 1995-06-15 |
| KR910014365A (ko) | 1991-08-31 |
| EP0436936A2 (de) | 1991-07-17 |
| AU6189294A (en) | 1994-07-21 |
| HU910028D0 (en) | 1991-08-28 |
| NO910075D0 (no) | 1991-01-08 |
| EP0436936A3 (pt) | 1994-04-27 |
| HUT58757A (en) | 1992-03-30 |
| ZA91132B (en) | 1991-10-30 |
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