EP 1355881 A4 20040331 - AN IMPROVED PROCESS FOR PREPARING PURE ONDANSETRON HYDROCHLORIDE DIHYDRATE
Title (en)
AN IMPROVED PROCESS FOR PREPARING PURE ONDANSETRON HYDROCHLORIDE DIHYDRATE
Title (de)
VERBESSERTES VERFAHREN ZUR HERSTELLUNG VON REINEM ONDANSETRONHYDROCHLORID-DIHYDRAT
Title (fr)
PROCEDE AMELIORE PERMETTANT LA PREPARATION DE CHLORHYDRATE DIHYDRATE D'ONDANSETRON
Publication
Application
Priority
- US 0200853 W 20020111
- US 26105201 P 20010111
Abstract (en)
[origin: WO02055492A2] An improved method for preparing dimethylamino-methyl-carbazolone and ondansetron base. A recrystallization process for preparing pure ondansetron hydrochloride dihydrate with a purity of at least 99.0% is also disclosed.
IPC 1-7
IPC 8 full level
A61K 31/4178 (2006.01); C07D 403/06 (2006.01); A61P 1/08 (2006.01); A61P 11/02 (2006.01); A61P 25/06 (2006.01); A61P 25/18 (2006.01); A61P 25/20 (2006.01); A61P 25/24 (2006.01); A61P 25/28 (2006.01); A61P 25/36 (2006.01); C07D 209/86 (2006.01); C07D 209/88 (2006.01); C07D 521/00 (2006.01)
CPC (source: EP KR)
A61P 1/08 (2018.01 - EP); A61P 11/02 (2018.01 - EP); A61P 25/06 (2018.01 - EP); A61P 25/18 (2018.01 - EP); A61P 25/20 (2018.01 - EP); A61P 25/24 (2018.01 - EP); A61P 25/28 (2018.01 - EP); A61P 25/36 (2018.01 - EP); C07D 209/86 (2013.01 - KR); C07D 209/88 (2013.01 - EP); C07D 231/12 (2013.01 - EP); C07D 233/56 (2013.01 - EP); C07D 249/08 (2013.01 - EP)
Citation (search report)
[E] WO 0236558 A2 20020510 - TEVA PHARMA [IL], et al
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 02055492 A2 20020718; WO 02055492 A3 20030213; AU 2002236753 B2 20070628; CA 2433720 A1 20020718; CN 101045704 A 20071003; CN 1496350 A 20040512; CZ 20032090 A3 20040818; DE 02703115 T1 20041021; EP 1355881 A2 20031029; EP 1355881 A4 20040331; ES 2219201 T1 20041201; HR P20030631 A2 20050630; HU P0400767 A2 20040728; IL 156835 A0 20040208; IS 6869 A 20030708; JP 2004526692 A 20040902; KR 20030068583 A 20030821; KR 20060113792 A 20061102; KR 20070054749 A 20070529; MX PA03006215 A 20050217; NO 20033147 D0 20030709; NO 20033147 L 20030902; PL 368837 A1 20050404; SK 9892003 A3 20040504; TR 200401460 T3 20040823; YU 56103 A 20060525; ZA 200305338 B 20040712
DOCDB simple family (application)
US 0200853 W 20020111; AU 2002236753 A 20020111; CA 2433720 A 20020111; CN 02806201 A 20020111; CN 200610166717 A 20020111; CZ 20032090 A 20020111; DE 02703115 T 20020111; EP 02703115 A 20020111; ES 02703115 T 20020111; HR P20030631 A 20030806; HU P0400767 A 20020111; IL 15683502 A 20020111; IS 6869 A 20030708; JP 2002556165 A 20020111; KR 20037009221 A 20030710; KR 20067020069 A 20060927; KR 20077010146 A 20070503; MX PA03006215 A 20020111; NO 20033147 A 20030709; PL 36883702 A 20020111; SK 9892003 A 20020111; TR 200401460 T 20020111; YU P56103 A 20020111; ZA 200305338 A 20020111