METHOD OF PRODUCING 2'-DEOXY-5-AZACYTIDINE (DECITABINE)
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United States of America Patent
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Issued Date -
Sep 2, 2010
app pub date -
Oct 10, 2008
filing date -
Oct 10, 2007
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Abandoned
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Abstract
Method of producing 2′-deoxy-5-azacytidine (Decitabine) by providing a compound of formula (I):is a removable substituent; further providing a silylated base of formula (II):is a protecting group, preferably a trimethylsilyl TMS)-residue; reacting the compound of formula (I) and the compound of formula (II) together in a suitable anhydrous solvent and in the presence of a suitable catalyst; and removing the substituents R from the compound obtained in order to obtain the compound 2′-deoxy-5-azacytidine (Decitabine), characterized in that said catalyst is selected from the group comprising a salt of an aliphatic sulphonic acid or a salt of a strong inorganic acid.
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