NOVEL POLYMORPHS OF SUNITINIB AND PROCESSES FOR THEIR PREPARATION
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United States of America Patent
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Issued Date -
Oct 27, 2011
app pub date -
Aug 24, 2009
filing date -
Aug 25, 2008
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Abandoned
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Abstract
The present invention relates to novel polymorphs of sunitinib free base designated form II and form III and to processes for their preparation. The invention also relates to their use as APIs and in the preparation of various forms of sunitinib. Further, the invention relates to pharmaceutical compositions comprising said novel polymorphs and salts, solvates and hydrates prepared according to the invention, and to the uses of said pharmaceutical compositions in the treatment and/or prevention of cancer.
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