Method for the preparation of pure nilotinib and its salt
The present invention discloses a method for the preparation of pure nilotinib and its salt. The method comprises the following steps: (a) providing the solution of free alkali raw material of a chemical compound of the formula (I) in the mixture of C1-C4 alcohol and mineral acid; (b) adding alkali...
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| Format: | Patent |
| Sprache: | chi ; eng |
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