Optical resolution of (1-benzyl-4-methylpiperidin-3-yl)- methylamine and the use thereof for the preparation of pyrrolo 2,3-pyrimidine derivatives as protein kinases inhibitors

摘要

The compound 3-{(3R,4R)-4-methyl-3-[methyl-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-amino]-piperidin-1-yl}-3-oxo-propionitrile or a pharmaceutically acceptable salt thereof; compositions containing the compound; and uses of the compound in the manufacture of medicaments.