K. Neelakandan, H. Manikandan, N. Santosha
Aug 1, 2014
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Journal
Journal of Heterocyclic Chemistry
Abstract
The present invention provides a convenient and industrially viable process for preparation of zolmitriptan. The invention specifically relates to a method for obtaining (S)-4-(4-hydrazinobenzyl)-1,3-oxazolidin-2-one hydrochloride of desired purity by separation and isolation in a particular pH range to give higher yield and purity.