ES2166205T3 - Forma cristalina de amida del acido n-(4-trifluorometilfenil)-5-metilisoxazol-4-carboxilico. - Google Patents
Forma cristalina de amida del acido n-(4-trifluorometilfenil)-5-metilisoxazol-4-carboxilico.Info
- Publication number
- ES2166205T3 ES2166205T3 ES99117098T ES99117098T ES2166205T3 ES 2166205 T3 ES2166205 T3 ES 2166205T3 ES 99117098 T ES99117098 T ES 99117098T ES 99117098 T ES99117098 T ES 99117098T ES 2166205 T3 ES2166205 T3 ES 2166205T3
- Authority
- ES
- Spain
- Prior art keywords
- lines
- modification
- compound
- formula
- trifluorometilfenil
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 239000002253 acid Substances 0.000 title 1
- 238000012986 modification Methods 0.000 abstract 4
- 230000004048 modification Effects 0.000 abstract 4
- 150000001875 compounds Chemical class 0.000 abstract 3
- 238000005169 Debye-Scherrer Methods 0.000 abstract 2
- 238000002441 X-ray diffraction Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 239000003960 organic solvent Substances 0.000 abstract 2
- 230000005855 radiation Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
- C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
- C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
- C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members with hetero atoms or 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 to ring carbon atoms
- C07D261/18—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
- A61P11/06—Antiasthmatics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P13/00—Drugs for disorders of the urinary system
- A61P13/02—Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P15/00—Drugs for genital or sexual disorders; Contraceptives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P19/00—Drugs for skeletal disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P19/00—Drugs for skeletal disorders
- A61P19/02—Drugs for skeletal disorders for joint disorders, e.g. arthritis, arthrosis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P27/00—Drugs for disorders of the senses
- A61P27/02—Ophthalmic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P27/00—Drugs for disorders of the senses
- A61P27/02—Ophthalmic agents
- A61P27/14—Decongestants or antiallergics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
-
- 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
- A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
-
- 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
- A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
- A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- 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
-
- 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
- A61P37/02—Immunomodulators
-
- 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
- A61P37/08—Antiallergic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Immunology (AREA)
- Diabetes (AREA)
- Pulmonology (AREA)
- Endocrinology (AREA)
- Emergency Medicine (AREA)
- Rheumatology (AREA)
- Obesity (AREA)
- Ophthalmology & Optometry (AREA)
- Physical Education & Sports Medicine (AREA)
- Hematology (AREA)
- Communicable Diseases (AREA)
- Pain & Pain Management (AREA)
- Neurosurgery (AREA)
- Neurology (AREA)
- Oncology (AREA)
- Urology & Nephrology (AREA)
- Dermatology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Biomedical Technology (AREA)
- Reproductive Health (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Procedimiento para preparar la modicación 1 del compuesto de la fórmula I, que, en el diagrama de difracción de rayos X en transmisión con una trayectoria focalizante de los rayos Debye-Scherrer y radiación Cu-K1 presenta líneas para los siguientes ángulos de difracción 2 theta ( ): Líneas de intensidad fuerte: 16,70; 18,90; 23,00; 23,65; 29,05 Líneas de intensidad media: 8,35; 12,65; 15,00; 15,30; 18,35; 21,25; 22,15; 24,10; 24,65; 25,45; 26,65; 27,40; 28,00; 28,30; caracterizado porque el compuesto de la fórmulaI,que nose presenta en la modificación 1, o mezclas que contienen la modificación 1 y la modificación 2 del compuesto de la fórmula I que, en el diagrama de difracción de rayos X en transmisión con una trayectoria focalizante de los rayos Debye-Scherrer y radiación Cu-K1, presenta líneas para los siguientes ángulos de difracción 2 theta ( ): Líneas de intensidad fuerte: 10,65; 14,20; 14,80; 16,10; 21,70; 23,15; 24,40; 24,85; 25,50; 25,85; 26,90; 29,85 Líneas de intensidad media: 7,40; 9,80; 13,10; 15,45; 16,80; 20,70; 21,45; 22,80; 23,85; 27,25; 28,95, se disuelve en un disolvente orgánico o en mezclas de un disolvente orgánico y agua y se cristaliza a temperaturas de más de 40 C, de preferencia de 41 C a80 C, en especial de 50 C a70 C.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19734438A DE19734438A1 (de) | 1997-08-08 | 1997-08-08 | Kristallform von N-(4-Trifluormethylphenyl)-5-methyl-isoxazole-4-carboxamid |
| DE1997156093 DE19756093A1 (de) | 1997-12-17 | 1997-12-17 | Verfahren zur Herstellung einer Kristallform von N-(4-Trifluormethylphenyl)-5-methyl-isoxazole-4-carboxamid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2166205T3 true ES2166205T3 (es) | 2002-04-01 |
Family
ID=26038983
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES98114373T Expired - Lifetime ES2150808T3 (es) | 1997-08-08 | 1998-07-31 | Forma cristalina de (4-trifluorometil)-anilida de acido 5-metilisoxazol-4-carboxilico. |
| ES99117098T Expired - Lifetime ES2166205T3 (es) | 1997-08-08 | 1998-07-31 | Forma cristalina de amida del acido n-(4-trifluorometilfenil)-5-metilisoxazol-4-carboxilico. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES98114373T Expired - Lifetime ES2150808T3 (es) | 1997-08-08 | 1998-07-31 | Forma cristalina de (4-trifluorometil)-anilida de acido 5-metilisoxazol-4-carboxilico. |
Country Status (28)
| Country | Link |
|---|---|
| US (5) | US6060494A (es) |
| EP (2) | EP0987256B1 (es) |
| JP (2) | JPH11124372A (es) |
| KR (2) | KR100544041B1 (es) |
| CN (2) | CN1089759C (es) |
| AR (1) | AR015418A1 (es) |
| AT (2) | ATE207065T1 (es) |
| AU (1) | AU752764B2 (es) |
| BR (1) | BR9806568A (es) |
| CA (1) | CA2245267C (es) |
| CZ (3) | CZ292943B6 (es) |
| DE (2) | DE59800287D1 (es) |
| DK (2) | DK0903345T3 (es) |
| ES (2) | ES2150808T3 (es) |
| GR (1) | GR3034814T3 (es) |
| HK (2) | HK1017681A1 (es) |
| HU (2) | HU229232B1 (es) |
| ID (1) | ID20667A (es) |
| IL (1) | IL125671A (es) |
| NO (1) | NO310871B1 (es) |
| NZ (1) | NZ331270A (es) |
| PL (1) | PL192126B1 (es) |
| PT (2) | PT903345E (es) |
| RU (1) | RU2224753C2 (es) |
| SK (2) | SK282641B6 (es) |
| TR (2) | TR199801513A3 (es) |
| TW (1) | TW593288B (es) |
| UA (1) | UA54411C2 (es) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2150808T3 (es) * | 1997-08-08 | 2000-12-01 | Aventis Pharma Gmbh | Forma cristalina de (4-trifluorometil)-anilida de acido 5-metilisoxazol-4-carboxilico. |
| DE19908527C2 (de) | 1999-02-26 | 2001-08-30 | Aventis Pharma Gmbh | Verfahren zur Kristallisation von N-(4-Trifluormethylphenyl)-5-methyl-isoxazol-4-carboxamid |
| CN1411373A (zh) | 1999-12-16 | 2003-04-16 | 特瓦制药工业有限公司 | 制备来氟米特的新方法和新晶形的来氟米特 |
| HUP0301865A3 (en) * | 2000-02-15 | 2005-12-28 | Teva Pharma | A method for synthesizing leflunomide |
| US7022725B2 (en) | 2000-11-17 | 2006-04-04 | Takeda Pharmaceutical Company Limited | Isoxazole derivatives |
| GB0123571D0 (en) | 2001-04-05 | 2001-11-21 | Aventis Pharm Prod Inc | Use of (Z)-2-cyano-3-hydroxy-but-2-enoic acid-(4'-trifluoromethylphenyl)-amide for treating multiple sclerosis |
| US7429593B2 (en) | 2001-09-14 | 2008-09-30 | Shionogi & Co., Ltd. | Utilities of amide compounds |
| AU2003207055A1 (en) * | 2002-02-12 | 2003-09-04 | Sumitomo Pharmaceuticals Co., Ltd. | Novel drugs for external use |
| US20050158371A1 (en) * | 2002-02-12 | 2005-07-21 | Sumitomo Pharmaceuticals Co., Ltd. | Novel external agent |
| US20060135547A1 (en) * | 2003-03-12 | 2006-06-22 | Toth Zoltan G | Stable pharmaceutical compositions of desloratadine and processes for preparation of polymorphic forms of desloratadine |
| DE602004004453T2 (de) * | 2003-03-12 | 2007-11-08 | Teva Pharmaceutical Industries Ltd. | Stabile pharmazeutische zusammensetzungen mit desloratadin |
| JP4223428B2 (ja) * | 2004-03-31 | 2009-02-12 | 富士通メディアデバイス株式会社 | フィルタおよびその製造方法 |
| WO2007067710A1 (en) * | 2005-12-08 | 2007-06-14 | Amphora Discovery Corporation | Certain chemical entities, compositions, and methods for modulating trpv1 |
| CN101143834B (zh) * | 2006-09-15 | 2010-09-08 | 欣凯医药化工中间体（上海）有限公司 | N-(4-三氟甲基苯)-2-氰基-3-羟基丁烯酰胺钠盐的多晶型及其制备方法 |
| JP2011513202A (ja) * | 2008-03-10 | 2011-04-28 | 武田薬品工業株式会社 | ベンズイミダゾール化合物の結晶 |
| PE20121478A1 (es) | 2009-09-18 | 2012-11-12 | Sanofi Sa | Formulaciones en comprimido de teriflunomida: "(4'-trifluorometilfenil) amida del acido (z)-2-ciano-3-hidroxibut-2-enoico con estabilidad mejorada |
| CN103977594B (zh) * | 2014-06-03 | 2016-02-17 | 江苏九九久科技股份有限公司 | 一种结晶方法 |
| US9895370B2 (en) * | 2015-11-19 | 2018-02-20 | Pharmedix.Co., Ltd | Pharmaceutical composition for preventing or treating of cirrhosis of liver comprising G protein coupled receptor 119 ligand as an active ingredient |
| CN109180599A (zh) * | 2018-09-03 | 2019-01-11 | 深圳市新阳唯康科技有限公司 | 一种来氟米特新晶型化合物及其制备方法 |
| CN112898215B (zh) * | 2021-02-04 | 2022-11-08 | 美罗药业股份有限公司 | 一种来氟米特晶型i的制备方法 |
| CN114716388B (zh) * | 2021-11-04 | 2024-02-13 | 江苏冠军科技集团股份有限公司 | 一种磺胺-银化合物及其制备方法 |
Family Cites Families (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2524959C2 (de) * | 1975-06-05 | 1983-02-10 | Hoechst Ag, 6000 Frankfurt | 5-Methyl-isoxazol-4-carbonsäureanilide, Verfahren zu ihrer Herstellung, diese Verbindungen enthaltende Mittel |
| NL186239B (nl) * | 1975-06-05 | Hoechst Ag | Werkwijze voor de bereiding van een geneesmiddel met antiflogistische en/of analgetische werking, alsmede werkwijze voor de bereiding van een 2-hydroxyethylideencyaanazijnzuuranilide geschikt voor toepassing bij deze werkwijze. | |
| ES448386A1 (es) * | 1975-06-05 | 1978-04-16 | Hoechst Ag | Procedimiento para la preparacion de anilidas de acido 5-me-til-isoxazol-4-carboxilico. |
| DE2525959A1 (de) * | 1975-06-11 | 1977-02-10 | Focke Pfuhl Verpack Automat | Verpackung fuer zigaretten, zigarillos etc. |
| DE2854439A1 (de) * | 1978-12-16 | 1980-07-03 | Hoechst Ag | Ein isoxazolderivat, verfahren zu seiner herstellung, diese verbindung enthaltende mittel und verwendung |
| IL63968A (en) * | 1980-10-01 | 1985-10-31 | Glaxo Group Ltd | Form 2 ranitidine hydrochloride,its preparation and pharmaceutical compositions containing it |
| US4935434A (en) * | 1988-01-26 | 1990-06-19 | Bristol-Myers Company | Antiarthritic isoxazole-4-carboxamides |
| US5583150A (en) * | 1989-08-18 | 1996-12-10 | Alcon Laboratories, Inc. | 5-methyl-isoxazole-4-carboxylic acid anilides and 2-hydroxyethylidene-cyano acetic anilides for the treatment of ocular diseases |
| US5494911A (en) | 1990-05-18 | 1996-02-27 | Hoechst Aktiengesellschaft | Isoxazole-4-carboxamides and hydroxyalkylidenecyanoacetamides, pharmaceuticals containing these compounds and their use |
| DE4127737A1 (de) * | 1991-08-22 | 1993-02-25 | Hoechst Ag | Arzneimittel zur behandlung von abstossungsreaktionen bei organverpflanzungen |
| GB9209330D0 (en) * | 1992-04-30 | 1992-06-17 | Roussel Lab Ltd | Chemical compounds |
| ES2125356T3 (es) * | 1993-01-08 | 1999-03-01 | Hoechst Ag | Empleo de leflunomida para la inhibicion de interleuquina 8. |
| DE59407413D1 (de) * | 1993-01-08 | 1999-01-21 | Hoechst Ag | Verwendung von Leflunomid zur Hemmung von Interleukin 1 beta |
| ES2124801T3 (es) * | 1993-01-08 | 1999-02-16 | Hoechst Ag | Empleo de leflunomida para la inhibicion del factor de necrosis de tumores alfa. |
| TW314467B (es) * | 1993-03-31 | 1997-09-01 | Hoechst Ag | |
| GB9320299D0 (en) * | 1993-10-01 | 1993-11-17 | Roussel Lab Ltd | Isoxazole derivatives |
| US5610173A (en) * | 1994-01-07 | 1997-03-11 | Sugen, Inc. | Formulations for lipophilic compounds |
| CA2202904C (en) * | 1994-10-17 | 2006-12-19 | Yukio Amano | Pharmaceutical composition for prophylaxis and treatment of type i allergic diseases |
| SK283608B6 (sk) * | 1995-02-06 | 2003-10-07 | Smithkline Beecham Plc | Bezvodý hydrochlorid paroxetínu, spôsob jeho výroby a použitie |
| DE19539638A1 (de) * | 1995-10-25 | 1997-04-30 | Hoechst Ag | Die Verwendung von Isoxazol- und Crotonsäureamidderivaten zur Behandlung von Krebserkrankungen |
| US6316479B1 (en) * | 1997-05-19 | 2001-11-13 | Sugen, Inc. | Isoxazole-4-carboxamide compounds active against protein tryosine kinase related disorders |
| HRP980291A2 (en) * | 1997-06-16 | 1999-04-30 | Lin-Hua Zhang | Crystalline roxifiban |
| ES2150808T3 (es) * | 1997-08-08 | 2000-12-01 | Aventis Pharma Gmbh | Forma cristalina de (4-trifluorometil)-anilida de acido 5-metilisoxazol-4-carboxilico. |
| US6096770A (en) * | 1998-08-03 | 2000-08-01 | American Home Products Corporation | Anthranilic acid analogs |
| DE19908527C2 (de) * | 1999-02-26 | 2001-08-30 | Aventis Pharma Gmbh | Verfahren zur Kristallisation von N-(4-Trifluormethylphenyl)-5-methyl-isoxazol-4-carboxamid |
| CN1411373A (zh) * | 1999-12-16 | 2003-04-16 | 特瓦制药工业有限公司 | 制备来氟米特的新方法和新晶形的来氟米特 |
| HUP0301865A3 (en) * | 2000-02-15 | 2005-12-28 | Teva Pharma | A method for synthesizing leflunomide |
| US6727272B1 (en) * | 2002-07-15 | 2004-04-27 | Unitech Pharmaceuticals, Inc. | Leflunomide analogs for treating rheumatoid arthritis |
-
1998
- 1998-07-31 ES ES98114373T patent/ES2150808T3/es not_active Expired - Lifetime
- 1998-07-31 DE DE59800287T patent/DE59800287D1/de not_active Expired - Lifetime
- 1998-07-31 PT PT98114373T patent/PT903345E/pt unknown
- 1998-07-31 DE DE59801792T patent/DE59801792D1/de not_active Expired - Lifetime
- 1998-07-31 EP EP99117098A patent/EP0987256B1/de not_active Expired - Lifetime
- 1998-07-31 EP EP98114373A patent/EP0903345B1/de not_active Expired - Lifetime
- 1998-07-31 AT AT99117098T patent/ATE207065T1/de active
- 1998-07-31 PT PT99117098T patent/PT987256E/pt unknown
- 1998-07-31 ES ES99117098T patent/ES2166205T3/es not_active Expired - Lifetime
- 1998-07-31 DK DK98114373T patent/DK0903345T3/da active
- 1998-07-31 AT AT98114373T patent/ATE196764T1/de active
- 1998-07-31 DK DK99117098T patent/DK0987256T3/da active
- 1998-08-05 CZ CZ19982468A patent/CZ292943B6/cs not_active IP Right Cessation
- 1998-08-05 CZ CZ20032982A patent/CZ301514B6/cs not_active IP Right Cessation
- 1998-08-05 IL IL12567198A patent/IL125671A/en not_active IP Right Cessation
- 1998-08-05 CZ CZ20032983A patent/CZ301426B6/cs not_active IP Right Cessation
- 1998-08-06 NZ NZ331270A patent/NZ331270A/xx not_active IP Right Cessation
- 1998-08-06 ID IDP981098A patent/ID20667A/id unknown
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