HK5996A - 2-substituted-4-substituted-1,3-dioxolanes, synthesis and use thereof - Google Patents
2-substituted-4-substituted-1,3-dioxolanes, synthesis and use thereof Download PDFInfo
- Publication number
- HK5996A HK5996A HK5996A HK5996A HK5996A HK 5996 A HK5996 A HK 5996A HK 5996 A HK5996 A HK 5996A HK 5996 A HK5996 A HK 5996A HK 5996 A HK5996 A HK 5996A
- Authority
- HK
- Hong Kong
- Prior art keywords
- dioxolane
- hydroxymethyl
- trans
- cis
- isomer
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D411/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms
- C07D411/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms containing three or more hetero 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
- A61P31/12—Antivirals
-
- 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
- A61P31/12—Antivirals
- A61P31/14—Antivirals for RNA viruses
- A61P31/18—Antivirals for RNA viruses for HIV
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D327/00—Heterocyclic compounds containing rings having oxygen and sulfur atoms as the only ring hetero atoms
- C07D327/02—Heterocyclic compounds containing rings having oxygen and sulfur atoms as the only ring hetero atoms one oxygen atom and one sulfur atom
- C07D327/04—Five-membered rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D411/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms
- C07D411/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D411/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen and sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/40—Heterocyclic compounds containing purine ring systems with halogen atoms or perhalogeno-alkyl radicals directly attached in position 2 or 6
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Virology (AREA)
- Veterinary Medicine (AREA)
- Oncology (AREA)
- Communicable Diseases (AREA)
- Tropical Medicine & Parasitology (AREA)
- AIDS & HIV (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Immunology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Secondary Cells (AREA)
- Paints Or Removers (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
- Furan Compounds (AREA)
- Peptides Or Proteins (AREA)
Claims (15)
- Procédé pour la fabrication d'une composition pharmaceutique, comprenant le mélange d'un dérivé de 1,3-dioxalane de formule générale (L), d'isomères géométriques et optiques de celui-ci, ou de mélanges de ces isomères : dans laquelle :- R₁ est choisi au sein du groupe comprenant l'hydrogène, un groupe acyle comportant 1 à 16 atomes de carbone, les groupes benzoyle et benzoyle substitué en une position quelconque par au moins un atome d'halogène, et par les groupes alkyle C₁-C₃, alcoxy C₁-C₃, nitro et trifluorométhyle; et- R₂ est un analogue d'une base nucléoside quelconque, avec un véhicule pharmaceutiquement acceptable.
- Procédé selon la revendication 1, dans lequel R₂ est un radical hétérocyclique choisi parmi : dans lequel :- R₃ et R₄ sont choisis indépendamment au sein du groupe comprenant l'hydrogène et les groupes alkyle C₁-C₃; et R₅ est choisi parmi le groupe comprenant les groupes alkyle C₁-C₃ et un halogène.
- Procédé selon la revendication 1, ou la revendication 2, dans lequel le dérivé de 1,3-dioxalane de formule générale (L) est choisi parmi les composés suivants :- le 2-acétoxyméthyl-4-(thymin-1'-yl)-1,3-dioxalane,- le 2-hydroxyméthyl-4-(thymin-1'-yl)-1,3-dioxalane,- le 2-benzoyloxyméthyl-4-(cytosin-1'-yl)-1,3-dioxalane,- le trans 2-hydroxyméthyl-4-(cytosin-1'-yl)-1,3-dioxalane,- le 2-benzoyloxyméthyl-4-(adénin-9'-yl)-1,3-dioxalane,- le 2-hydroxyméthyl-4-(adénin-9'-yl)-1,3-dioxalane.- le 2-benzoyloxylméthyl-4-(2'-amino-6'-chloro-purin-9'-yl)-1,3-dioxalane,- le 2-hydroxyméthyl-4-(2'-amino-6'-chloro-purin-9'-yl)-1,3-dioxalane,- le 2-hydroxyméthyl-4-(2'-amino-purin-9'-yl)-1,3-dioxalane.- le 2-hydroxyméthyl-4-(2',6'-diamino-purin-9'-yl)-1,3-dioxalane, et- le 2-hydroxyméthyl-4-(guanin-9'-yl)-1,3-dioxalane.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17961588A | 1988-04-11 | 1988-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK5996A true HK5996A (en) | 1996-01-19 |
Family
ID=22657287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK5996A HK5996A (en) | 1988-04-11 | 1996-01-11 | 2-substituted-4-substituted-1,3-dioxolanes, synthesis and use thereof |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP0337713B1 (fr) |
| JP (1) | JP3085675B2 (fr) |
| KR (1) | KR0137023B1 (fr) |
| AT (1) | ATE129247T1 (fr) |
| AU (1) | AU631786B2 (fr) |
| CA (1) | CA1339609C (fr) |
| DE (1) | DE68924549T2 (fr) |
| DK (1) | DK175372B1 (fr) |
| ES (1) | ES2078234T3 (fr) |
| GR (1) | GR3017812T3 (fr) |
| HK (1) | HK5996A (fr) |
| IE (1) | IE71225B1 (fr) |
| IL (1) | IL89921A (fr) |
| NZ (1) | NZ228645A (fr) |
| OA (1) | OA09470A (fr) |
| ZA (1) | ZA892645B (fr) |
Families Citing this family (67)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5597824A (en) * | 1987-11-03 | 1997-01-28 | Abbott Laboratories | Analogs of oxetanyl purines and pyrimidines |
| US5466806A (en) * | 1989-02-08 | 1995-11-14 | Biochem Pharma Inc. | Processes for preparing substituted 1,3-oxathiolanes with antiviral properties |
| US7119202B1 (en) | 1989-02-08 | 2006-10-10 | Glaxo Wellcome Inc. | Substituted-1,3-oxathiolanes and substituted-1,3-dioxolanes with antiviral properties |
| US5041449A (en) * | 1988-04-11 | 1991-08-20 | Iaf Biochem International, Inc. | 4-(nucleoside base)-substituted-1,3-dioxolanes useful for treatment of retroviral infections |
| US6903224B2 (en) | 1988-04-11 | 2005-06-07 | Biochem Pharma Inc. | Substituted 1,3-oxathiolanes |
| US6350753B1 (en) | 1988-04-11 | 2002-02-26 | Biochem Pharma Inc. | 2-Substituted-4-substituted-1,3-dioxolanes and use thereof |
| US5047407A (en) * | 1989-02-08 | 1991-09-10 | Iaf Biochem International, Inc. | 2-substituted-5-substituted-1,3-oxathiolanes with antiviral properties |
| US6175008B1 (en) | 1988-04-11 | 2001-01-16 | Biochem Pharma Inc. | Processes for preparing substituted 1,3-oxathiolanes with antiviral properties |
| US5270315A (en) * | 1988-04-11 | 1993-12-14 | Biochem Pharma Inc. | 4-(purinyl bases)-substituted-1,3-dioxlanes |
| UA45942A (uk) * | 1989-02-08 | 2002-05-15 | Біокем Фарма, Інк. | 1,3-оксатіолан, його похідні, спосіб (варіанти) його одержання та фармацевтична композиція |
| IE904378A1 (en) | 1989-12-20 | 1991-07-03 | Abbott Lab | Analogs of oxetanyl purines and pyrimidines |
| US5276151A (en) * | 1990-02-01 | 1994-01-04 | Emory University | Method of synthesis of 1,3-dioxolane nucleosides |
| US5914331A (en) | 1990-02-01 | 1999-06-22 | Emory University | Antiviral activity and resolution of 2-hydroxymethyl-5-(5-fluorocytosin-1-yl)-1,3-oxathiolane |
| US5728575A (en) | 1990-02-01 | 1998-03-17 | Emory University | Method of resolution of 1,3-oxathiolane nucleoside enantiomers |
| US5204466A (en) * | 1990-02-01 | 1993-04-20 | Emory University | Method and compositions for the synthesis of bch-189 and related compounds |
| US6703396B1 (en) | 1990-02-01 | 2004-03-09 | Emory University | Method of resolution and antiviral activity of 1,3-oxathiolane nuclesoside enantiomers |
| GB9009861D0 (en) * | 1990-05-02 | 1990-06-27 | Glaxo Group Ltd | Chemical compounds |
| US6228860B1 (en) | 1990-11-13 | 2001-05-08 | Biochem Pharma Inc. | Substituted 1,3-oxathiolanes with antiviral properties |
| US5587480A (en) * | 1990-11-13 | 1996-12-24 | Biochem Pharma, Inc. | Substituted 1,3-oxathiolanes and substituted 1,3-dithiolanes with antiviral properties |
| US6369066B1 (en) | 1990-11-13 | 2002-04-09 | Biochem Pharma, Inc. | Substituted 1,3-oxathiolanes with antiviral properties |
| DK0560794T3 (da) * | 1990-11-13 | 1996-12-23 | Iaf Biochem Int | Substituerede 1,3-oxathiolaner med antivirale egenskaber |
| US5248776A (en) * | 1990-12-05 | 1993-09-28 | University Of Georgia Research Foundation, Inc. | Process for enantiomerically pure β-L-1,3-oxathiolane nucleosides |
| US5179104A (en) | 1990-12-05 | 1993-01-12 | University Of Georgia Research Foundation, Inc. | Process for the preparation of enantiomerically pure β-D-(-)-dioxolane-nucleosides |
| US5444063A (en) * | 1990-12-05 | 1995-08-22 | Emory University | Enantiomerically pure β-D-dioxolane nucleosides with selective anti-Hepatitis B virus activity |
| US5925643A (en) * | 1990-12-05 | 1999-07-20 | Emory University | Enantiomerically pure β-D-dioxolane-nucleosides |
| US6812233B1 (en) | 1991-03-06 | 2004-11-02 | Emory University | Therapeutic nucleosides |
| GB9104740D0 (en) * | 1991-03-06 | 1991-04-17 | Wellcome Found | Antiviral nucleoside combination |
| US5817667A (en) * | 1991-04-17 | 1998-10-06 | University Of Georgia Research Foudation | Compounds and methods for the treatment of cancer |
| ZA923640B (en) * | 1991-05-21 | 1993-02-24 | Iaf Biochem Int | Processes for the diastereoselective synthesis of nucleosides |
| GB9111902D0 (en) * | 1991-06-03 | 1991-07-24 | Glaxo Group Ltd | Chemical compounds |
| RU2235724C2 (ru) * | 1992-02-12 | 2004-09-10 | Эмори Юниверсити | Способы разделения смеси энантиомеров |
| US6444656B1 (en) | 1992-12-23 | 2002-09-03 | Biochem Pharma, Inc. | Antiviral phosphonate nucleotides |
| US6005107A (en) * | 1992-12-23 | 1999-12-21 | Biochem Pharma, Inc. | Antiviral compounds |
| GB9226879D0 (en) * | 1992-12-23 | 1993-02-17 | Iaf Biochem Int | Anti-viral compounds |
| US20020120130A1 (en) | 1993-09-10 | 2002-08-29 | Gilles Gosselin | 2' or 3' -deoxy and 2', 3' -dideoxy-beta-L-pentofuranonucleo-side compounds, method of preparation and application in therapy, especially as anti- viral agents |
| CA2171550C (fr) * | 1993-09-10 | 2008-08-26 | Raymond F. Schinazi | Nucleosides avec activite virale anti-hepatite b |
| US5587362A (en) * | 1994-01-28 | 1996-12-24 | Univ. Of Ga Research Foundation | L-nucleosides |
| IL115156A (en) * | 1994-09-06 | 2000-07-16 | Univ Georgia | Pharmaceutical compositions for the treatment of cancer comprising 1-(2-hydroxymethyl-1,3-dioxolan-4-yl) cytosines |
| US6391859B1 (en) | 1995-01-27 | 2002-05-21 | Emory University | [5-Carboxamido or 5-fluoro]-[2′,3′-unsaturated or 3′-modified]-pyrimidine nucleosides |
| US5703058A (en) * | 1995-01-27 | 1997-12-30 | Emory University | Compositions containing 5-fluoro-2',3'-didehydro-2',3'-dideoxycytidine or a mono-, di-, or triphosphate thereof and a second antiviral agent |
| US5808040A (en) * | 1995-01-30 | 1998-09-15 | Yale University | L-nucleosides incorporated into polymeric structure for stabilization of oligonucleotides |
| PT831852E (pt) | 1995-06-07 | 2007-02-28 | Uab Research Foundation | Nucleósidos com actividade anti-vírus da hepatite b |
| US5753789A (en) * | 1996-07-26 | 1998-05-19 | Yale University | Oligonucleotides containing L-nucleosides |
| US6022876A (en) * | 1996-11-15 | 2000-02-08 | Yale University | L-β-dioxolane uridine analogs and methods for treating and preventing Epstein-Barr virus infections |
| US5792773A (en) * | 1996-11-15 | 1998-08-11 | Yale University | L-β-dioxolane uridine analog administration for treating Epstein-Barr virus infection |
| AU739240B2 (en) * | 1997-03-19 | 2001-10-04 | Emory University | Synthesis, anti-human immunodeficiency virus and anti-hepatitis B virus activities of 1,3-oxaselenolane nucleosides |
| WO1999043691A1 (fr) | 1998-02-25 | 1999-09-02 | Emory University | 2'-fluoronucleosides |
| EP1754710A3 (fr) | 1998-02-25 | 2007-12-19 | Emory University | 2'-Fluoronucleosides |
| ATE292631T1 (de) | 1998-08-12 | 2005-04-15 | Gilead Sciences Inc | Verfahren zu herstellung von 1,3-oxathiolane nukleosiden |
| US6979561B1 (en) | 1998-10-09 | 2005-12-27 | Gilead Sciences, Inc. | Non-homogeneous systems for the resolution of enantiomeric mixtures |
| WO2000026225A2 (fr) | 1998-11-05 | 2000-05-11 | Centre National De La Recherche Scientifique | Nucleosides possedant une activite dirigee contre le virus de l'hepatite b |
| MXPA01006425A (es) * | 1998-12-23 | 2002-06-04 | Iaf Biochem Int | Analogos de nucleosido antivirales. |
| WO2000057861A2 (fr) * | 1999-03-29 | 2000-10-05 | Shire Biochem Inc. | Techniques de traitement de la leucemie |
| US6653318B1 (en) * | 1999-07-21 | 2003-11-25 | Yale University | 5-(E)-Bromovinyl uracil analogues and related pyrimidine nucleosides as anti-viral agents and methods of use |
| CA2385349A1 (fr) * | 1999-09-24 | 2001-04-05 | Francis J. Giles | Methode de traitement ou de prevention d'infections virales au moyen d'analogues nucleosidiques |
| US6566365B1 (en) * | 1999-11-04 | 2003-05-20 | Biochem Pharma Inc. | Method for the treatment of Flaviviridea viral infection using nucleoside analogues |
| EP1600452A3 (fr) | 1999-11-12 | 2008-09-10 | Pharmasset, Inc. | Synthèse de 2'-déoxy-L-nucléosides |
| US6436948B1 (en) | 2000-03-03 | 2002-08-20 | University Of Georgia Research Foundation Inc. | Method for the treatment of psoriasis and genital warts |
| AU2002212015B2 (en) * | 2000-10-13 | 2007-01-25 | Shire Canada Inc. | Dioxolane analogs for improved inter-cellular delivery |
| CN102942563A (zh) | 2001-03-01 | 2013-02-27 | 基利得科学公司 | 顺-ftc的多晶型物及其它晶型 |
| DE10335061B4 (de) * | 2003-07-31 | 2005-11-17 | Wacker-Chemie Gmbh | Verfahren zur Herstellung von OH-geschützten [4-(2,6-damino-9H-purin-9-yl)-1,3-dioxolan-2-yl]methanol-Derivaten |
| CA2554782C (fr) | 2004-02-03 | 2013-08-13 | Emory University | Methodes de fabrication de nucleosides de 1,3-dioxolane |
| EA200800932A1 (ru) | 2005-09-26 | 2008-10-30 | Фармассет, Инк. | Модифицированные 4`-нуклеозиды в качестве противовирусных агентов |
| US8895531B2 (en) | 2006-03-23 | 2014-11-25 | Rfs Pharma Llc | 2′-fluoronucleoside phosphonates as antiviral agents |
| ES2500165T3 (es) | 2006-06-29 | 2014-09-30 | Kinex Pharmaceuticals, Llc | Composiciones de biarilo y métodos para modular una cascada de quinasas |
| EP2217229B1 (fr) | 2007-10-20 | 2020-10-14 | Athenex, Inc. | Compositions pharmaceutiques pour la modulation d'une cascade de kinases et leurs procédés d'utilisation |
| US9675632B2 (en) | 2014-08-26 | 2017-06-13 | Enanta Pharmaceuticals, Inc. | Nucleoside and nucleotide derivatives |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL76546A (en) * | 1984-10-12 | 1988-12-30 | Warner Lambert Co | 9-(heteroarylalkyl)-6-purine(thi)one derivatives,their preparation and pharmaceutical compositions containing them |
| ES8801303A1 (es) * | 1985-05-15 | 1987-12-16 | Wellcome Found | Un procedimiento para preparar una formulacion farmaceutica que contiene un 2'3'-didesoxi-nucleosido. |
-
1989
- 1989-04-07 NZ NZ228645A patent/NZ228645A/xx unknown
- 1989-04-10 DK DK198901720A patent/DK175372B1/da not_active IP Right Cessation
- 1989-04-10 IE IE113689A patent/IE71225B1/en not_active IP Right Cessation
- 1989-04-10 CA CA000596218A patent/CA1339609C/fr not_active Expired - Lifetime
- 1989-04-11 ZA ZA892645A patent/ZA892645B/xx unknown
- 1989-04-11 ES ES89303537T patent/ES2078234T3/es not_active Expired - Lifetime
- 1989-04-11 AT AT89303537T patent/ATE129247T1/de not_active IP Right Cessation
- 1989-04-11 EP EP89303537A patent/EP0337713B1/fr not_active Expired - Lifetime
- 1989-04-11 DE DE68924549T patent/DE68924549T2/de not_active Expired - Lifetime
- 1989-04-11 AU AU32644/89A patent/AU631786B2/en not_active Expired
- 1989-04-11 KR KR1019890004725A patent/KR0137023B1/ko not_active Expired - Lifetime
- 1989-04-11 IL IL89921A patent/IL89921A/xx unknown
- 1989-04-11 OA OA59557A patent/OA09470A/xx unknown
- 1989-04-11 JP JP01089893A patent/JP3085675B2/ja not_active Expired - Lifetime
-
1995
- 1995-10-19 GR GR950401393T patent/GR3017812T3/el unknown
-
1996
- 1996-01-11 HK HK5996A patent/HK5996A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR0137023B1 (ko) | 1998-04-25 |
| DK175372B1 (da) | 2004-09-13 |
| IE71225B1 (en) | 1997-02-12 |
| DK172089D0 (da) | 1989-04-10 |
| AU631786B2 (en) | 1992-12-10 |
| EP0337713B1 (fr) | 1995-10-18 |
| DE68924549D1 (de) | 1995-11-23 |
| EP0337713A3 (en) | 1990-11-22 |
| KR890016046A (ko) | 1989-11-28 |
| CA1339609C (fr) | 1997-12-30 |
| OA09470A (en) | 1992-11-15 |
| ES2078234T3 (es) | 1995-12-16 |
| JPH01316375A (ja) | 1989-12-21 |
| GR3017812T3 (en) | 1996-01-31 |
| DE68924549T2 (de) | 1996-04-04 |
| IL89921A (en) | 1993-08-18 |
| EP0337713A2 (fr) | 1989-10-18 |
| IL89921A0 (en) | 1989-12-15 |
| ZA892645B (en) | 1989-12-27 |
| IE891136L (en) | 1989-10-11 |
| ATE129247T1 (de) | 1995-11-15 |
| NZ228645A (en) | 1991-09-25 |
| AU3264489A (en) | 1989-10-12 |
| DK172089A (da) | 1989-10-12 |
| JP3085675B2 (ja) | 2000-09-11 |
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