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Current content: 155 395 919 patent documents

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132 468 new documents added

1 248 785 documents amended

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EP 1799675 A1 20070627 - PROCESS FOR PREPARING OPTICALLY PURE ZOLMITRIPTAN

Title (en)

PROCESS FOR PREPARING OPTICALLY PURE ZOLMITRIPTAN

Title (de)

VERFAHREN ZUR HERSTELLUNG VON OPTISCH REINEM ZOLMITRIPTAN

Title (fr)

PROCEDE DE PREPARATION DE ZOLMITRIPTANE DE PURETE OPTIQUE

Publication

EP 1799675 A1 20070627 (EN)

Application

EP 05738703 A 20050421

Priority

US 2005013593 W 20050421
IN 368CH2004 A 20040422
US 60416604 P 20040824

Abstract (en)

[origin: WO2005105792A1] A process for preparing zolmitriptan, proceeding through the intermediate Ethyl-3-[2-(1,3-dioxo-2,3-dihydro-1H-2-isoindoleyl)ethyl]-5-[(4S)-2-oxo-1,3-oxazolan-4-ylmethyl]-1H-2-indole carboxylate.

IPC 8 full level

C07D 413/06 (2006.01); C07D 413/12 (2006.01); C07D 413/14 (2006.01)

CPC (source: EP)

C07D 413/06 (2013.01); C07D 413/12 (2013.01); C07D 413/14 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2005105792 A1 20051110; EP 1799675 A1 20070627; EP 1799675 A4 20100428

DOCDB simple family (application)

US 2005013593 W 20050421; EP 05738703 A 20050421