Title of Invention

PROCESS FOR THE PREPARATION OF EPOTHILONE DERIVATIVES

Abstract The present invention provides a synthesis for the preparation of epothilone derivatives of formula (9) wherein R1 is methyl, and R2 has the meaning of an unsubstituted or substituted aryl, an unsubstituted or substituted heteroaryl or an unsubstituted or substituted heterocyclic radical fused to a benzene nucleus, and salts thereof, and intermediates for the synthesis of a compound of formula (9).
Full Text

Documents:

364-chenp-2005 amended claims 16-05-2011.pdf

364-chenp-2005 correspondence others 16-05-2011.pdf

364-chenp-2005 form-3 16-05-2011.pdf

364-chenp-2005 other patent document 16-05-2011.pdf

364-CHENP-2005 AMENDED PAGES OF SPECIFICATION 10-03-2011.pdf

364-CHENP-2005 AMENDED CLAIMS 10-03-2011.pdf

364-CHENP-2005 FORM-1 10-03-2011.pdf

364-CHENP-2005 FORM-3 10-03-2011.pdf

364-CHENP-2005 OTHER PATENT DOCUMENT 10-03-2011.pdf

364-CHENP-2005 POWER OF ATTORNEY 10-03-2011.pdf

364-CHENP-2005 CORRESPONDENCE OTHERS 23-08-2010.pdf

364-CHENP-2005 CORRESPONDENCE OTHERS.pdf

364-CHENP-2005 CORRESPONDENCE PO.pdf

364-CHENP-2005 DESCRIPTION (COMPLETE).pdf

364-CHENP-2005 EXAMINATION REPORT REPLY RECEIVED 10-03-2011.pdf

364-CHENP-2005 FORM-18.pdf

364-CHENP-2005 FORM-3.pdf

364-CHENP-2005 FORM-5.pdf

364-CHENP-2005 PCT.pdf

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Patent Number 248396
Indian Patent Application Number 364/CHENP/2005
PG Journal Number 28/2011
Publication Date 15-Jul-2011
Grant Date 12-Jul-2011
Date of Filing 10-Mar-2005
Name of Patentee NOVARTIS AG
Applicant Address Lichtstrasse 35, CH-4056 Basel
Inventors:
# Inventor's Name Inventor's Address
1 KOCH, Guido Grenzacherweg 256, CH-4125 Riehen
2 LOISELEUR, Olivier 6, rue de Genève, F-68300 Saint-Louis
PCT International Classification Number C07D 493/04
PCT International Application Number PCT/EP2003/010171
PCT International Filing date 2003-09-12
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 0221312.2 2002-09-13 U.K.