Improved process for the preparation of linagliptin

China Patent

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Nov 18, 2015
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Dec 16, 2013
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Dec 17, 2012

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Abstract

The present invention relates to a process for the preparation of linagliptin by purifying intermediate compounds, converting the purified intermediates into linagliptin. The invention also relates to the preparation of amorphous linagliptin.

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MYLAN LABORATORIES LTD	INHYDERABAD HYDERABAD ANDHRA PRADESH

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C07D:HETEROCYCLIC COMPOUNDS

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Inventor Name	Address
RATHINAPANDIAN JEBARAJ	-
CHANDUPTLA SHIVA KUMAR	-
GHANDA NAGARAJI	-
CHAVHAN BHAUSAHEB	HYDERABAD HYDERABAD ANDHRA PRADESH

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105073749

Improved process for the preparation of linagliptin

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Improved process for the preparation of linagliptin

China Patent

201380073014

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201380073014

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