Process for the preparation of anagrelide and analogues
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United States of America Patent
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Sep 10, 2013
Grant Date -
Oct 27, 2011
app pub date -
Nov 30, 2009
filing date -
Dec 17, 2008
priority date (Note) -
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Abstract
The present invention relates to a novel process for producing quinazoline compounds which are useful in therapy. More specifically, the compounds produced by the process of the invention are useful in the treatment of a number of cardiovascular diseases. The process of the invention provides 6,7-dichloro-1,5-dihydroimidazo[2,1-b]quinazolin 2(3H)-one, more commonly known as anagrelide and its analogues in a clean and efficient manner.
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