(2S, 5R) -7-oxo-6-sulfooxy-2-((3R) -piperidine-3-carbonyl) -hydrazinocarbonyl -1,6-diaza-bicyclo 3.2.1 octane Process for preparation

摘要

A process for preparation of (2S,5R)-7-oxo-6-sulphooxy-2-[((3R)-piperidine-3-carbonyl)-hydrazino carbonyl]-1,6-diaza-bicyclo[3.2.1]octane of Formula (I) is disclosed which is comprising reacting a compound of Formula (II) with a compound of Formula (III) to obtain a compound of Formula (IV). Crystalline compounds of Formula (I) are claimed.