Pantoprazole Intermediate - PFBS Crystal Forms
Publication Date: 2003-Jul-03
The IP.com Prior Art Database
5-Difluoromethyoxy-2-[[3,4-dimethyoxy-2-pyridinyl]methylthio]-1H benzimidazole (PFBS) is used as intermediate in the preparation of Pantoprazole. Various samples of PFBS were analyzed by X-Ray Powder diffraction and found to contain different cyrstal forms (A, B, C).