ZA200106973B - Method crystallising N-(4-trifluoromethylphenyl)-5-methyl-isoxazole-4-carboxamide. - Google Patents
Method crystallising N-(4-trifluoromethylphenyl)-5-methyl-isoxazole-4-carboxamide. Download PDFInfo
- Publication number
- ZA200106973B ZA200106973B ZA200106973A ZA200106973A ZA200106973B ZA 200106973 B ZA200106973 B ZA 200106973B ZA 200106973 A ZA200106973 A ZA 200106973A ZA 200106973 A ZA200106973 A ZA 200106973A ZA 200106973 B ZA200106973 B ZA 200106973B
- Authority
- ZA
- South Africa
- Prior art keywords
- compound
- mol
- amount
- formula
- water
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 33
- VHOGYURTWQBHIL-UHFFFAOYSA-N leflunomide Chemical compound O1N=CC(C(=O)NC=2C=CC(=CC=2)C(F)(F)F)=C1C VHOGYURTWQBHIL-UHFFFAOYSA-N 0.000 title description 13
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 56
- 150000001875 compounds Chemical class 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 24
- 238000004128 high performance liquid chromatography Methods 0.000 claims description 22
- 238000002425 crystallisation Methods 0.000 claims description 20
- 230000008025 crystallization Effects 0.000 claims description 19
- 239000003960 organic solvent Substances 0.000 claims description 15
- UTNUDOFZCWSZMS-YFHOEESVSA-N teriflunomide Chemical compound C\C(O)=C(/C#N)C(=O)NC1=CC=C(C(F)(F)F)C=C1 UTNUDOFZCWSZMS-YFHOEESVSA-N 0.000 claims description 15
- 239000013078 crystal Substances 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 13
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 12
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 238000001838 alkalimetric titration Methods 0.000 claims description 7
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 6
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 5
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 5
- -1 mono- Chemical class 0.000 claims description 5
- 229910000028 potassium bicarbonate Inorganic materials 0.000 claims description 5
- 235000015497 potassium bicarbonate Nutrition 0.000 claims description 5
- 239000011736 potassium bicarbonate Substances 0.000 claims description 5
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 claims description 4
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 claims description 4
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 claims description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 4
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims description 4
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 4
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 claims description 4
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- IIFFFBSAXDNJHX-UHFFFAOYSA-N 2-methyl-n,n-bis(2-methylpropyl)propan-1-amine Chemical compound CC(C)CN(CC(C)C)CC(C)C IIFFFBSAXDNJHX-UHFFFAOYSA-N 0.000 claims description 2
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 claims description 2
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 claims description 2
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 claims description 2
- 150000003973 alkyl amines Chemical class 0.000 claims description 2
- 150000001448 anilines Chemical class 0.000 claims description 2
- 150000004982 aromatic amines Chemical class 0.000 claims description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 2
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 claims description 2
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 claims description 2
- 229910000396 dipotassium phosphate Inorganic materials 0.000 claims description 2
- 235000019797 dipotassium phosphate Nutrition 0.000 claims description 2
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 claims description 2
- 229910000397 disodium phosphate Inorganic materials 0.000 claims description 2
- 235000019800 disodium phosphate Nutrition 0.000 claims description 2
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 claims description 2
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 claims description 2
- 150000007529 inorganic bases Chemical class 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 2
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 2
- 229910000403 monosodium phosphate Inorganic materials 0.000 claims description 2
- 235000019799 monosodium phosphate Nutrition 0.000 claims description 2
- OOHAUGDGCWURIT-UHFFFAOYSA-N n,n-dipentylpentan-1-amine Chemical compound CCCCCN(CCCCC)CCCCC OOHAUGDGCWURIT-UHFFFAOYSA-N 0.000 claims description 2
- MTHFROHDIWGWFD-UHFFFAOYSA-N n-butyl-n-methylbutan-1-amine Chemical compound CCCCN(C)CCCC MTHFROHDIWGWFD-UHFFFAOYSA-N 0.000 claims description 2
- 150000007530 organic bases Chemical class 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 2
- 235000011181 potassium carbonates Nutrition 0.000 claims description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 2
- 235000017550 sodium carbonate Nutrition 0.000 claims description 2
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 claims description 2
- 239000001488 sodium phosphate Substances 0.000 claims description 2
- 125000005270 trialkylamine group Chemical group 0.000 claims description 2
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 claims description 2
- 229910000404 tripotassium phosphate Inorganic materials 0.000 claims description 2
- 235000019798 tripotassium phosphate Nutrition 0.000 claims description 2
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical compound CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 claims description 2
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 2
- 229910000406 trisodium phosphate Inorganic materials 0.000 claims description 2
- 235000019801 trisodium phosphate Nutrition 0.000 claims description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims 3
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims 1
- 239000001099 ammonium carbonate Substances 0.000 claims 1
- DIAIBWNEUYXDNL-UHFFFAOYSA-N n,n-dihexylhexan-1-amine Chemical compound CCCCCCN(CCCCCC)CCCCCC DIAIBWNEUYXDNL-UHFFFAOYSA-N 0.000 claims 1
- 239000000243 solution Substances 0.000 description 50
- 229940125782 compound 2 Drugs 0.000 description 40
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 12
- 238000005259 measurement Methods 0.000 description 10
- 229960000681 leflunomide Drugs 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000009835 boiling Methods 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 7
- ODGIMMLDVSWADK-UHFFFAOYSA-N 4-trifluoromethylaniline Chemical compound NC1=CC=C(C(F)(F)F)C=C1 ODGIMMLDVSWADK-UHFFFAOYSA-N 0.000 description 6
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 239000006227 byproduct Substances 0.000 description 4
- 239000012085 test solution Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000010899 nucleation Methods 0.000 description 3
- 239000001384 succinic acid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004445 quantitative analysis Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000012086 standard solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- KBFQQKBZIFSAMY-UHFFFAOYSA-N 5-methyl-n-[3-(trifluoromethyl)phenyl]-1,2-oxazole-4-carboxamide Chemical compound O1N=CC(C(=O)NC=2C=C(C=CC=2)C(F)(F)F)=C1C KBFQQKBZIFSAMY-UHFFFAOYSA-N 0.000 description 1
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229940125773 compound 10 Drugs 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19908527A DE19908527C2 (de) | 1999-02-26 | 1999-02-26 | Verfahren zur Kristallisation von N-(4-Trifluormethylphenyl)-5-methyl-isoxazol-4-carboxamid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200106973B true ZA200106973B (en) | 2002-08-22 |
Family
ID=7899073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200106973A ZA200106973B (en) | 1999-02-26 | 2001-08-23 | Method crystallising N-(4-trifluoromethylphenyl)-5-methyl-isoxazole-4-carboxamide. |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US6303792B1 (da) |
| EP (1) | EP1155004B1 (da) |
| JP (1) | JP4625187B2 (da) |
| KR (1) | KR100626110B1 (da) |
| CN (1) | CN1127491C (da) |
| AR (1) | AR022737A1 (da) |
| AT (1) | ATE257828T1 (da) |
| AU (1) | AU762394B2 (da) |
| BR (1) | BR0008566B1 (da) |
| CA (1) | CA2363875C (da) |
| DE (2) | DE19908527C2 (da) |
| DK (1) | DK1155004T3 (da) |
| ES (1) | ES2214259T3 (da) |
| HK (1) | HK1043787B (da) |
| HU (1) | HU228918B1 (da) |
| IL (2) | IL144867A0 (da) |
| NO (1) | NO319830B1 (da) |
| NZ (1) | NZ513777A (da) |
| PL (1) | PL199365B1 (da) |
| PT (1) | PT1155004E (da) |
| WO (1) | WO2000050411A1 (da) |
| ZA (1) | ZA200106973B (da) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19610955A1 (de) * | 1996-03-20 | 1997-09-25 | Hoechst Ag | Kombinationspräparat, enthaltend 5-Methylisoxazol-4-carbonsäure-(4-trifluormethyl)- anilid und N-(4-Trifluormethylphenyl)-2-cyan-3- hydroxycrotonsäureamid |
| PT987256E (pt) * | 1997-08-08 | 2002-03-28 | Aventis Pharma Gmbh | Forma cristalina da n-(4-trifluorometilfenil)-5-metil-isoxazol-4-carboxamida |
| IL149792A0 (en) * | 1999-12-16 | 2002-11-10 | Teva Pharma | Novel processes for making and a new crystalline form of leflunomide |
| ES2237553T3 (es) * | 2000-02-15 | 2005-08-01 | Teva Pharmaceutical Industries Ltd. | Procedimiento para la sintesis de leflunomida. |
| CN107311954B (zh) * | 2017-05-17 | 2020-04-07 | 力赛生物医药科技（厦门）有限公司 | 来氟米特晶型化合物、制备方法及其应用 |
| CN114436894A (zh) * | 2020-11-04 | 2022-05-06 | 欣凯医药化工中间体（上海）有限公司 | 泰瑞米特钠晶型及制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2854439A1 (de) | 1978-12-16 | 1980-07-03 | Hoechst Ag | Ein isoxazolderivat, verfahren zu seiner herstellung, diese verbindung enthaltende mittel und verwendung |
| DE3534440A1 (de) * | 1985-09-27 | 1987-04-02 | Hoechst Ag | Arzneimittel gegen chronische graft-versus-host-krankheiten sowie gegen autoimmunerkrankungen, insbesondere systemischen lupus erythematodes |
| 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 |
| US5519042A (en) * | 1994-01-13 | 1996-05-21 | Hoechst Aktiengesellschaft | Method of treating hyperproliferative vascular disease |
| PT987256E (pt) | 1997-08-08 | 2002-03-28 | Aventis Pharma Gmbh | Forma cristalina da n-(4-trifluorometilfenil)-5-metil-isoxazol-4-carboxamida |
| DE19734438A1 (de) * | 1997-08-08 | 1999-02-11 | Hoechst Marion Roussel De Gmbh | Kristallform von N-(4-Trifluormethylphenyl)-5-methyl-isoxazole-4-carboxamid |
-
1999
- 1999-02-26 DE DE19908527A patent/DE19908527C2/de not_active Expired - Lifetime
-
2000
- 2000-02-12 CN CN00804234A patent/CN1127491C/zh not_active Expired - Lifetime
- 2000-02-12 PL PL350422A patent/PL199365B1/pl unknown
- 2000-02-12 AU AU38038/00A patent/AU762394B2/en not_active Expired
- 2000-02-12 AT AT00916829T patent/ATE257828T1/de active
- 2000-02-12 BR BRPI0008566-9A patent/BR0008566B1/pt not_active IP Right Cessation
- 2000-02-12 HU HU0200058A patent/HU228918B1/hu unknown
- 2000-02-12 DE DE50005025T patent/DE50005025D1/de not_active Expired - Lifetime
- 2000-02-12 IL IL14486700A patent/IL144867A0/xx active IP Right Grant
- 2000-02-12 NZ NZ513777A patent/NZ513777A/xx not_active IP Right Cessation
- 2000-02-12 KR KR1020017010843A patent/KR100626110B1/ko active IP Right Grant
- 2000-02-12 JP JP2000600994A patent/JP4625187B2/ja not_active Expired - Lifetime
- 2000-02-12 DK DK00916829T patent/DK1155004T3/da active
- 2000-02-12 ES ES00916829T patent/ES2214259T3/es not_active Expired - Lifetime
- 2000-02-12 EP EP00916829A patent/EP1155004B1/de not_active Expired - Lifetime
- 2000-02-12 PT PT00916829T patent/PT1155004E/pt unknown
- 2000-02-12 WO PCT/EP2000/001151 patent/WO2000050411A1/de active IP Right Grant
- 2000-02-12 CA CA002363875A patent/CA2363875C/en not_active Expired - Fee Related
- 2000-02-22 US US09/510,157 patent/US6303792B1/en not_active Expired - Lifetime
- 2000-02-24 AR ARP000100788A patent/AR022737A1/es active IP Right Grant
-
2001
- 2001-08-13 IL IL144867A patent/IL144867A/en not_active IP Right Cessation
- 2001-08-22 NO NO20014077A patent/NO319830B1/no not_active IP Right Cessation
- 2001-08-23 ZA ZA200106973A patent/ZA200106973B/en unknown
-
2002
- 2002-05-31 HK HK02104056.1A patent/HK1043787B/zh not_active IP Right Cessation
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