abstract |
The present invention relates to paroxetine hydrochloride anhydrate substantially free ofnbound propan-2-ol, several forms of the above, and specifically processes for preparing thenabove comprising crystallising paroxetine hydrochloride in an organic solvent or mixture ofnorganic solvents which form a solvate with the paroxetine hydrochloride and which are notnremovable by conventional vacuum oven drying techniques and thereafter displacing thensolvated solvent or solvents using a displacing agent. |