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3-{(3R,4R)-4-METHYL-3-METHYL-(7H-PYRROLO2,3- DPYRIMIDIN-4-YL)-AMINO-PIPERIDIN-1-YL}-3-OXO-PROPIONITRILE MONO CITRATE SALT AND ITS METHOD OF PREPARATION
3-{(3R,4R)-4-METHYL-3-METHYL-(7H-PYRROLO2,3- DPYRIMIDIN-4-YL)-AMINO-PIPERIDIN-1-YL}-3-OXO-PROPIONITRILE MONO CITRATE SALT AND ITS METHOD OF PREPARATION
The invention relates to a novel crystalline form of 3-{(3R,4R)-4-methyl-3-[methyl-(7H-pyrrolo[2,3- d]pyrimidin-4-yl)-amino]-piperidin-l-yl}-3-oxo propionitrile mono citrate salt, useful as inhibitors of protein kinases, and to its method of preparation.
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