DE01998348T1 - Neue kristallformen von atorvastatin-hemicalcium und verfahren zu ihrer herstellung sowie neue verfahren zur herstellung anderer formen - Google Patents
Neue kristallformen von atorvastatin-hemicalcium und verfahren zu ihrer herstellung sowie neue verfahren zur herstellung anderer formen Download PDFInfo
- Publication number
- DE01998348T1 DE01998348T1 DE0001363621T DE01998348T DE01998348T1 DE 01998348 T1 DE01998348 T1 DE 01998348T1 DE 0001363621 T DE0001363621 T DE 0001363621T DE 01998348 T DE01998348 T DE 01998348T DE 01998348 T1 DE01998348 T1 DE 01998348T1
- Authority
- DE
- Germany
- Prior art keywords
- atorvastatin hemicalcium
- atorvastatin
- hemicalcium
- suspension
- viii
- 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.)
- Pending
Links
- FQCKMBLVYCEXJB-MNSAWQCASA-L atorvastatin calcium Chemical compound [Ca+2].C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC([O-])=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1.C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC([O-])=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 FQCKMBLVYCEXJB-MNSAWQCASA-L 0.000 title claims abstract 155
- 238000000034 method Methods 0.000 title claims 78
- 238000004519 manufacturing process Methods 0.000 title claims 29
- 239000012453 solvate Substances 0.000 claims abstract 32
- 238000000634 powder X-ray diffraction Methods 0.000 claims abstract 17
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 56
- 239000000725 suspension Substances 0.000 claims 40
- 150000004677 hydrates Chemical class 0.000 claims 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 28
- 239000000203 mixture Substances 0.000 claims 22
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 18
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims 18
- 239000002245 particle Substances 0.000 claims 18
- 239000007787 solid Substances 0.000 claims 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims 10
- 125000001255 4-fluorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1F 0.000 claims 7
- 125000002490 anilino group Chemical group [H]N(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims 7
- 229960005370 atorvastatin Drugs 0.000 claims 7
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims 7
- XUKUURHRXDUEBC-UHFFFAOYSA-N Atorvastatin Natural products C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CCC(O)CC(O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-UHFFFAOYSA-N 0.000 claims 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 6
- 238000005481 NMR spectroscopy Methods 0.000 claims 6
- 238000009826 distribution Methods 0.000 claims 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims 5
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims 5
- 239000000920 calcium hydroxide Substances 0.000 claims 5
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims 5
- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 claims 4
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims 4
- 239000000126 substance Substances 0.000 claims 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims 3
- 239000012296 anti-solvent Substances 0.000 claims 3
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 claims 3
- 125000006239 protecting group Chemical group 0.000 claims 3
- 238000010992 reflux Methods 0.000 claims 3
- 238000002604 ultrasonography Methods 0.000 claims 3
- -1 atorvastatin ester Chemical class 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 2
- 239000002552 dosage form Substances 0.000 claims 2
- 239000000499 gel Substances 0.000 claims 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims 2
- 239000002244 precipitate Substances 0.000 claims 2
- XUKUURHRXDUEBC-SVBPBHIXSA-N (3s,5s)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-propan-2-ylpyrrol-1-yl]-3,5-dihydroxyheptanoic acid Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@H](O)C[C@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-SVBPBHIXSA-N 0.000 claims 1
- OUCSEDFVYPBLLF-KAYWLYCHSA-N 5-(4-fluorophenyl)-1-[2-[(2r,4r)-4-hydroxy-6-oxooxan-2-yl]ethyl]-n,4-diphenyl-2-propan-2-ylpyrrole-3-carboxamide Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@H]2OC(=O)C[C@H](O)C2)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 OUCSEDFVYPBLLF-KAYWLYCHSA-N 0.000 claims 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims 1
- 229910001424 calcium ion Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 claims 1
- HHFAWKCIHAUFRX-UHFFFAOYSA-N ethoxide Chemical compound CC[O-] HHFAWKCIHAUFRX-UHFFFAOYSA-N 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 238000002017 high-resolution X-ray diffraction Methods 0.000 claims 1
- 239000008194 pharmaceutical composition Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 claims 1
- 150000004684 trihydrates Chemical class 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
- C07D207/34—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/40—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
-
- 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
- A61P3/06—Antihyperlipidemics
-
- 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
- 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
- C07D405/06—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 linked by a carbon chain containing only aliphatic carbon atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/282—Organic compounds, e.g. fats
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Obesity (AREA)
- Hematology (AREA)
- Diabetes (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Pyrrole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25007200P | 2000-11-30 | 2000-11-30 | |
| US250072P | 2000-11-30 | ||
| US26789701P | 2001-02-09 | 2001-02-09 | |
| US267897P | 2001-02-09 | ||
| US28187201P | 2001-04-05 | 2001-04-05 | |
| US281872P | 2001-04-05 | ||
| US31214401P | 2001-08-13 | 2001-08-13 | |
| US312144P | 2001-08-13 | ||
| US32652901P | 2001-10-01 | 2001-10-01 | |
| US326529P | 2001-10-01 | ||
| PCT/US2001/044636 WO2002043732A1 (en) | 2000-11-30 | 2001-11-29 | Novel crystal forms of atorvastatin hemi-calcium and processes for their preparation as well as novel processes for preparing other forms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE01998348T1 true DE01998348T1 (de) | 2004-08-26 |
Family
ID=27540285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE0001363621T Pending DE01998348T1 (de) | 2000-11-30 | 2001-11-29 | Neue kristallformen von atorvastatin-hemicalcium und verfahren zu ihrer herstellung sowie neue verfahren zur herstellung anderer formen |
Country Status (23)
| Country | Link |
|---|---|
| US (15) | US20020183378A1 (enExample) |
| EP (5) | EP2192112B1 (enExample) |
| JP (2) | JP2004514694A (enExample) |
| KR (1) | KR100765871B1 (enExample) |
| CN (1) | CN1489463A (enExample) |
| AU (1) | AU2002217927A1 (enExample) |
| BG (1) | BG107856A (enExample) |
| BR (1) | BR0115892A (enExample) |
| CA (3) | CA2625277A1 (enExample) |
| CZ (1) | CZ20031766A3 (enExample) |
| DE (1) | DE01998348T1 (enExample) |
| ES (2) | ES2215495T1 (enExample) |
| HR (2) | HRP20130545A2 (enExample) |
| HU (1) | HUP0600538A3 (enExample) |
| IL (2) | IL156055A0 (enExample) |
| IS (1) | IS6829A (enExample) |
| MX (1) | MXPA03004844A (enExample) |
| NO (1) | NO20032425L (enExample) |
| PL (1) | PL363228A1 (enExample) |
| SK (1) | SK8062003A3 (enExample) |
| TR (1) | TR200400815T3 (enExample) |
| WO (1) | WO2002043732A1 (enExample) |
| YU (1) | YU42803A (enExample) |
Families Citing this family (81)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE36268E (en) * | 1988-03-15 | 1999-08-17 | Boehringer Mannheim Corporation | Method and apparatus for amperometric diagnostic analysis |
| US7411075B1 (en) | 2000-11-16 | 2008-08-12 | Teva Pharmaceutical Industries Ltd. | Polymorphic form of atorvastatin calcium |
| CN1535139A (zh) * | 2000-11-03 | 2004-10-06 | ������ҩ��ҵ����˾ | 阿伐他丁半钙形式ⅶ |
| HRP20030454A2 (en) * | 2000-11-16 | 2005-10-31 | Teva Pharmaceutical Industries Ltd. | Hydrolysis of [r(r*,r*)]-2-(4-fluorophenyl)-(3,6-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1h-pyrrole-1-heptanoic acid esters with calcium hydroxide |
| US7501450B2 (en) | 2000-11-30 | 2009-03-10 | Teva Pharaceutical Industries Ltd. | Crystal forms of atorvastatin hemi-calcium and processes for their preparation as well as novel processes for preparing other forms |
| IL156055A0 (en) * | 2000-11-30 | 2003-12-23 | Teva Pharma | Novel crystal forms of atorvastatin hemi calcium and processes for their preparation as well as novel processes for preparing other forms |
| CA2431068C (en) | 2000-12-27 | 2008-06-10 | Ciba Specialty Chemicals Holding Inc. | Crystalline forms of atorvastatin |
| HUP0400381A2 (hu) * | 2001-06-29 | 2004-09-28 | Warner-Lambert Company Llc | [R-(R*,R*)]-2-(4fluorfenil)-béta, delta-dihidroxi-5-(1-metiletil)-3-fenil-4-[(fenilamino)karbonil]-1H-pirrol-1-heptánsav 2:1 arányú kalciumsójának (atorvasztatin) kristályos formái |
| JP2005500351A (ja) * | 2001-07-30 | 2005-01-06 | ドクター・レディーズ・ラボラトリーズ・リミテッド | 結晶形態ｖｉおよびｖｉｉのアトルバスタチンカルシウム |
| US7074818B2 (en) | 2001-07-30 | 2006-07-11 | Dr. Reddy's Laboratories Limited | Crystalline forms VI and VII of Atorvastatin calcium |
| CA2450820C (en) * | 2001-08-16 | 2011-03-15 | Teva Pharmaceutical Industries Ltd. | Processes for preparing calcium salt forms of statins |
| CZ296967B6 (cs) * | 2002-02-01 | 2006-08-16 | Zentiva, A.S. | Zpusob výroby amorfní formy hemivápenaté soli (3R,5R) 7-[3-fenyl-4-fenylkarbamoyl-2-(4-fluorfenyl)-5-isopropylpyrrol-1-yl]-3,5-dihydroxyheptanové kyseliny (atorvastatinu) |
| PL372303A1 (en) * | 2002-02-15 | 2005-07-11 | Teva Pharmaceutical Industries Ltd. | Novel crystal forms of atorvastatin hemi-calcium and processes for their preparation, as well as novel processes for preparing atorvastatin hemi-calcium forms i, viii and ix |
| JP4422488B2 (ja) | 2002-02-19 | 2010-02-24 | テバ ファーマシューティカル インダストリーズ リミティド | アトルバスタチンヘミカルシウム溶媒和物の脱溶媒和法及び有機溶媒を本質的に含まないアトルバスタチンヘミカルシウム |
| WO2003099785A1 (en) * | 2002-05-28 | 2003-12-04 | Cadila Healthcare Limited | Process for the preparation of amorphous atorvastatin calcium |
| GB0218781D0 (en) | 2002-08-13 | 2002-09-18 | Astrazeneca Ab | Chemical process |
| WO2004022053A1 (en) * | 2002-09-03 | 2004-03-18 | Morepen Laboratories Limited | Atorvastatin calcium form vi or hydrates thereof |
| EP1572643A2 (en) * | 2002-11-28 | 2005-09-14 | Teva Pharmaceutical Industries Ltd. | Crystalline form f of atorvastatin hemi-calcium salt |
| EP1424324A1 (en) * | 2002-11-28 | 2004-06-02 | Teva Pharmaceutical Industries Limited | Crystalline form F of Atorvastatin hemi-calcium salt |
| SG141430A1 (en) * | 2003-05-30 | 2008-04-28 | Ranbaxy Lab Ltd | Substituted pyrrole derivatives and their use as hmg-co inhibitors |
| GB0312896D0 (en) | 2003-06-05 | 2003-07-09 | Astrazeneca Ab | Chemical process |
| US7790197B2 (en) | 2003-06-09 | 2010-09-07 | Warner-Lambert Company Llc | Pharmaceutical compositions of atorvastatin |
| US20050271717A1 (en) | 2003-06-12 | 2005-12-08 | Alfred Berchielli | Pharmaceutical compositions of atorvastatin |
| US7655692B2 (en) | 2003-06-12 | 2010-02-02 | Pfizer Inc. | Process for forming amorphous atorvastatin |
| UY28501A1 (es) | 2003-09-10 | 2005-04-29 | Astrazeneca Uk Ltd | Compuestos químicos |
| GB0324791D0 (en) | 2003-10-24 | 2003-11-26 | Astrazeneca Ab | Chemical process |
| ITMI20032144A1 (it) * | 2003-11-07 | 2005-05-08 | Alfa Wassermann Spa | Forme polimorfe di rifaximina, processi per ottenerle e |
| CA2456430A1 (en) * | 2004-01-28 | 2005-07-28 | Brantford Chemicals Inc. | Improved process for the preparation of amorphous atorvastatin calcium |
| CA2560252C (en) | 2004-03-17 | 2009-08-04 | Ranbaxy Laboratories Limited | Process for the production of atorvastatin calcium in amorphous form |
| EP3581564A1 (en) | 2004-05-05 | 2019-12-18 | Pfizer Products Inc. | Diethylamine salt forms of [r-(r*,r*)]-2-(4-fluorophenyl)-beta, delta-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1h-pyrrole-1-heptanoic acid |
| US20080262074A1 (en) * | 2004-05-24 | 2008-10-23 | Pfizer, Inc. | Salt Forms of [R-(R*,R*)]-2-(4-Fluorophenyl)-Beta,Delta-Dihydroxy-5-(1-Methylethyl)-3-(Phenyl-4-[(Phenylamino)Carbonyl]-1H-Pyrrole-1-Heptanoic Acid |
| WO2006008091A2 (en) * | 2004-07-16 | 2006-01-26 | Lek Pharmaceuticals D.D. | Oxidative degradation products of atorvastatin calcium |
| CA2754932C (en) | 2004-07-20 | 2014-04-01 | Warner-Lambert Company Llc | Novel forms of [r-(r*,r*)]-2-(4-fluorophenyl)-.beta.,.delta.-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1h-pyrrole-1-heptanoic acid calcium salt (2:1) |
| DE05774589T1 (de) * | 2004-07-22 | 2007-08-09 | Teva Pharmaceutical Industries Ltd. | Neue kristallformen von atorvastatin-hemi-calcium und verfahren zu deren herstellung |
| TW200825092A (en) | 2004-09-28 | 2008-06-16 | Teva Pharma | A method for reducing the level of AED in atorvastatin calcium sample |
| US20080009540A1 (en) * | 2004-09-30 | 2008-01-10 | Srinivasulu Gudipati | Amorphous Atorvastatin Calcium |
| KR20090033405A (ko) * | 2004-10-18 | 2009-04-02 | 테바 파마슈티컬 인더스트리즈 리미티드 | 알콜 및 케톤 및/또는 에스테르의 혼합물인 유기 용매에 아토르바스타틴 헤미-칼슘 염을 용해시키고 용매를 제거하여 비결정형 아토르바스타틴 헤미-칼슘을 제조하는 방법 |
| MX2007004722A (es) | 2004-10-28 | 2007-06-15 | Warner Lambert Co | Procedimiento para formar atorvastatina amorfa. |
| WO2006048894A1 (en) * | 2004-11-05 | 2006-05-11 | Morepen Laboratories Limited | Novel crystalline forms of atorvastatin calcium and processes for preparing them. |
| WO2006054308A2 (en) * | 2004-11-22 | 2006-05-26 | Dexcel Pharma Technologies Ltd. | Stable atorvastatin formulations |
| PT1698630E (pt) * | 2005-03-03 | 2014-09-15 | Alfa Wassermann Spa | Novas formas polimorfas de rifaximina, processos para a sua produção e a sua utilização nas preparações medicinais |
| JP5523699B2 (ja) * | 2005-04-08 | 2014-06-18 | エギシュ ヂョヂセルヂャール ニルヴァーノサン ミケデ レースヴェーニタールササーグ | 新規な結晶性のアトルバスタチンヘミカルシウム塩の多形相 |
| US20070032665A1 (en) * | 2005-08-04 | 2007-02-08 | Srinivasulu Gudipati | Preparation of atorvastatin calcium form i |
| ES2270722B1 (es) * | 2005-09-15 | 2008-03-01 | Ercros Industrial, S.A. | Procedimiento para la obtencion de atorvastatina calcica amorfa. |
| US20090216029A1 (en) * | 2005-09-16 | 2009-08-27 | Yatendra Kumar | Process for the production of atorvastatin calcium in amorphous form |
| CA2547216A1 (en) | 2005-09-21 | 2007-03-21 | Renuka D. Reddy | Process for annealing amorphous atorvastatin |
| BRPI0618379A2 (pt) | 2005-11-08 | 2011-08-30 | Ranbaxy Lab Ltd | processo para preparação do hemi-sal de cálcio do ácido (3r,5r) -7-[2-(4-fluorofenil)-5-isopropil-3-fenil-4-[(4-hidroxime tilfenilamino) carbonil]-pirrol-1-il] -3, 5-diidroxi heptanóico |
| EP1923057A1 (en) | 2005-11-21 | 2008-05-21 | Teva Pharmaceutical Industries Ltd | Atorvastatin pharmaceutical formulation |
| ES2304335T3 (es) | 2005-11-21 | 2010-05-19 | Warner-Lambert Company Llc | Formas nuevas del acido (r-(r*,r*))-2-(4-fluorofenil)-b,b-dihidroxi-5-(1-metiletil)-3-fenil-4-((fenilamino)carbonil)1h-pirrol-1-heptanoico, de magnesio. |
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