LT - VERFAHREN ZUR REINIGUNG VON 3-HYDROXY-AMIDINO-PHENYLALANIN-DERIVATEN DURCH AUSFÄLLUNG UND UMKRISTALLISATION EINES SALZES MIT EINER AROMATISCHEN SULFONSÄURE
EN - METHOD FOR CLEANING 3-HYDROXYAMIDINOPHENYLALANINE DERIVATIVES BY THE PRECIPITATION AND RECRYSTALLISATION OF A SALT AND AN AROMATIC SULPHONIC ACID
Legal status
Patent not validated
Bibliographic data
Indications of the International Patent Classification (IPC)
| (51) |
INT.CL. |
C07D 295/20 |
|
|
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C07C 311/19 |
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C07C 303/40 |
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European patent
| (11) |
Number of the document |
1799665 |
| (13) |
Kind of document |
T |
| (96) |
European patent application number |
05790930.1 |
|
Date of filing the European patent application |
2005-10-14 |
| (97) |
Date of publication of the European application |
2007-06-27 |
| (45) |
Date of publication and mention of the grant of the patent |
2009-08-19
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| (46) |
Date of publication of the claims translation |
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PCT application
| (86) |
Number |
PCT/EP2005/010970 |
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Date |
2005-10-14 |
PCT application publication
| (87) |
Number |
WO 2006/042678 |
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Date |
2006-04-27 |
Priority applications
| (30) |
Number |
Date |
Country code |
|
04024553 |
2004-10-14
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EP |
Inventors
| (72) |
GREIVING, Helmut, DE
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Grantee
| (73) |
Wilex AG,
Grillparzerstrasse 10, 81675 München,
DE
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Title
| (54) |
VERFAHREN ZUR REINIGUNG VON 3-HYDROXY-AMIDINO-PHENYLALANIN-DERIVATEN DURCH AUSFÄLLUNG UND UMKRISTALLISATION EINES SALZES MIT EINER AROMATISCHEN SULFONSÄURE |
| |
METHOD FOR CLEANING 3-HYDROXYAMIDINOPHENYLALANINE DERIVATIVES BY THE PRECIPITATION AND RECRYSTALLISATION OF A SALT AND AN AROMATIC SULPHONIC ACID |
