Daewoong Chemical Co., Ltd.
Hwaseong-si, Gyeonggi-do, KR
|Daewoong Chemical Co., Ltd. Patent applications|
|Patent application number||Title||Published|
|20090018339||Process For Preparing Crystalline Form A Of Lansoprazole - The present invention relates to a process for preparing Crystalline Form A of Lansoprazole. Specifically, the present invention relates to a process for preparing highly pure Crystalline Form A of Lansoprazole in a large scale without any additional conversion step, even by using ethanol in which Crystalline Form B is easily formed.||01-15-2009|