The present invention relates to a process for the preparation of quartenary ammoniumsalts of esomeprazole. Further, the present invention also relates to the use quartenary ammoniumsalts of esomeprazole for the treatment of gastrointestinal disorders, pharmaceutical compositions containing them as well as the quartenary ammoniumsalts of esomeprazole, as such.
本发明涉及一种制备左旋
埃索美拉唑季
铵盐的方法。此外,本发明还涉及使用左旋
埃索美拉唑季
铵盐治疗胃肠道疾病,含有其作为成分的制药组合物以及左旋
埃索美拉唑季
铵盐本身。