Methods for the synthesis of unsymmetrical cycloalkyl substituted xanthines
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United States of America Patent
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Oct 6, 2009
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Feb 27, 2006
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Feb 25, 2005
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Abstract
The present invention provides processes for making pyridyl-linked-xanthines of formula VII, from 5,6-diamino-1H-pyrimidine-2,4-diones of formula II and acylating agents of formula VI.adenosine receptors (ARs).
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