EP 2155698 A1 20100224 - NOVEL THERMODYNAMICALLY STABLE POLYMORPHIC FORM-L OF LETROZOLE
Title (en)
NOVEL THERMODYNAMICALLY STABLE POLYMORPHIC FORM-L OF LETROZOLE
Title (de)
NEUE, THERMODYNAMISCH STABILE POLYMORPHE FORM L VON LETROZOL
Title (fr)
NOUVELLE FORME POLYMORPHE L DE LÉTROZOLE THERMODYNAMIQUEMENT STABLE
Publication
Application
Priority
- IN 2007000112 W 20070320
- IN 148CH2007 A 20070122
Abstract (en)
[origin: WO2008090565A1] The present invention relates to a novel crystalline Form L of letrozole and a process for preparing the same. Letrozole is useful for the first-line treatment in post-menopausal women with hormone receptor positive (or) locally advanced (or) metastatic breast cancer.
IPC 8 full level
C07D 249/08 (2006.01); A61K 31/4196 (2006.01); A61P 35/04 (2006.01)
CPC (source: EP)
A61P 35/04 (2017.12); C07D 249/08 (2013.01)
Citation (search report)
See references of WO 2008090565A1
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 LV MC MT NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
WO 2008090565 A1 20080731; WO 2008090565 B1 20081106; EP 2155698 A1 20100224
DOCDB simple family (application)
IN 2007000112 W 20070320; EP 07736572 A 20070320