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US 7,547,776 B1Granted
Process for the production of fludarabine-phosphate lithium, sodium, potassium, calcium and magnesium salts and purification process for the production of fludarabine-phosphate and fludarabine-phosphate with a purity of at least 99.5%
AssigneeBayer Schering Pharma Aktiengesellschaft
InventorsUlf Tilstam, Thomas Schmitz, Klaus Nickisch
Life of this patent
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Abstract
The present invention generally relates to a fludarabine-phosphate with a purity of at least 99.5%.
Claims12
Crystalline fludarabine-phosphate with a purity of at least 99.5%.
Crystalline fludarabine-phosphate with a purity of greater than 99.55%.
Crystalline fludarabine-phosphate with a purity of greater than 99.6%.
Crystalline fludarabine-phosphate with a purity of greater than 99.7%.
Crystalline fludarabine-phosphate with a purity of greater than 99.8%.
Crystalline fludarabine-phosphate with a purity of greater than 99.85%.
Dependencies are inferred from the claim text.