abstract |
The present invention relates to an improved process for the preparation of cefozopran of general formula (I), its hydrochloride, its hydrate and its solvate. More specifically, the present invention provides a process for producing cefozopran hydrochloride IPA solvate, a novel crystalline form of cefozopran hydrochloride or a hydrate thereof, and an improved process for producing cefozopran pharmaceutical composition. [Chemical 1] |