PROCESS FOR THE PREPARATION OF DABIGATRAN ETEXILATE OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF
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United States of America Patent
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Issued Date -
Aug 13, 2015
app pub date -
Sep 30, 2013
filing date -
Sep 28, 2012
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Abandoned
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Abstract
The present invention provides hydrobromide salt of dabigatran etexilate of formula (IV) and its process for the preparation. The present invention further provides crystalline Form I and crystalline Form II of hydrobromide salt of dabigatran etexilate and processes for their preparation. The present invention further relates to a process for the preparation of pharmaceutically ac ceptable salts, including methanesulfonate salt, of dabigatran etexilate using hydrobromide salt of dabigatran etexilate of the present invention.
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