AN IMPROVED PROCESS FOR THE PREPARATION OF GRANISETRON HYDROCHLORIDE
摘要
The present invention relates to an improved process for the preparation of Granisetron hydrochloride of formula (I). More particularly this invention relates to the preparation of Granisetron hydrochloride using methyl isobutyl ketone (MIBK) as a single solvent in presence of an organic base such as triethylamine.