The present invention relates to process for the resolution of omeprazole. The present invention further provides a novel compound of enantiomers of omeprazole cyclic amine salt and a process for preparing it. The present invention also provides a solid of (R)- or (S)-omeprazole cyclic amine salt and a process for preparing it. The present invention also provides a process for the preparation of esomeprazole magnesium dihydrate substantially free of its trihydrate form. The present invention also provides a process for the preparation of recovery of chiral BINOL.
本发明涉及
奥美拉唑的分离工艺。本发明还提供了
奥美拉唑环胺盐对映体的新化合物以及制备该化合物的工艺。本发明还提供了(R)-或(S)-
奥美拉唑环胺盐的固体以及制备该固体的工艺。本发明还提供了一种制备基本不含三
水合物的
埃索美拉唑镁二水合物的工艺。本发明还提供了一种回收手性BINOL的制备工艺。