Process for purifying N-[3-(3-cyanopyrazolo[1,5-a]pyrimidin-7-yl)phenyl]-n-ethylacetamide (zaleplon) and crystalline forms of zaleplon accessible with the process

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United States of America Patent

SERIAL NO

11805163

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Abstract

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Provided are novel Zaleplon crystalline Forms II, III, IV and V, which are useful for the treatment of insomnia.

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Patent Owner(s)

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TEVA GYOGYSZERGYAR ZARTKORUEN MUKODO RESZVENYTARSASAGNot Provided

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Feher, Erika Debrecen, HU 8 7
Korodi, Ferenc Debrecen, HU 16 31
Magyar, Erika Debrecen, HU 6 7
Singer, Claude Kafar Saba, IL 76 201

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