process for converting loracarbef dihydrate to loracarbef monohydrate

摘要

A process for the preparation of the crystalline monohydrate form of the compound of formula (I) ##STR1## which includes exposing the crystalline dihydrate form of the compound of formula (I) to a temperature of between about 50° and 65° C. and a relative humidity of between about 60 to about 100%.