A PROCESS FOR PREPARATION OF (2S, 5R)-7-OXO-6-SULPHOOXY-2- ((3R)- PYRROLIDINE-3- CARBONYL)- HYDRAZINO CARBONYL -1,6-DIAZA- BICYCLO 3.2.1 OCTANE

摘要

A process for preparation of (2S,5R)-7-oxo-6-sulphooxy-2- ((3R)-pyrrolidine-3-carbonyl)-hydrazino carbonyl -1,6-diaza-bicyclo 3.2.1 octane is disclosed comprising reacting a compound of Formula (II) with a compound of Formula (III) to obtain a compound of Formula (IV). The crystalline end-product is als claimed. US2016002234A1