| 摘要 |
The present invention relates to a process for preparation of crystalline non-needle shaped Form-SA of Imatinib mesylate (Formula (I)). The invention also relates to crystalline Form-SA obtained by the process of the present invention, the said Form-SA being substantially pure, stable, non-needle shaped and characterized by X-ray powder diffraction pattern comprising of atleast five 2&thetas;° peaks selected from 10.67, 12.90, 15.34, 19.49, 19.80, 26.06, 26.32 and 28.89 ± 0.05 2&thetas;°. The invention further relates to pharmaceutical compositions comprising non-needle shaped crystalline Form-SA of Imatinib mesylate, useful for the treatment of cancer. |
