Abstract
The present invention discloses an improved and industrially feasible process for preparation of 2,2'-cyclocytidine hydrochloride of formula (I), an intermediate of Cytarabine, in high yield without using hazardous chemicals and column chromatographic techniques.
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ABSTRACT
The present invention describes a novel process for acetylation of androstanediols resulting in di-acetylated intermediates of neuromuscular blocking agents, that are substantially free of mono- acetylated impurities. Further, the present invention restricts the formation of precursors of the pharmacopoiea...