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| Number | Title | Issue Date |
| 7247730 | Process for the preparation of dexmethylphenidate hydrochloride The present invention provides a new and efficient process for the preparation of the dexmethylphenidate hydrochloride with high optical purity, the process comprising: (a) reacting a solution of threo-N-Boc-ritalinic acid with (S)... | 07/24/2007 |
