Process for the preparation of tetrasubstituted imidazole derivatives and novel crystaline structures thereof
申请人:Ortho-McNeil Pharmaceutical, Inc.
公开号:EP1506966A2
公开(公告)日:2005-02-16
The present invention relates to a process for preparing tetrasubstituted imidazole derivatives of the general formula (I) wherein R1, R2, R3 and R4 are as defined in the specification. The present invention further relates to a process for preparing the compound of formula (II) and novel crystalline structures of the compound of formula (II).
本发明涉及一种制备通式(I)的四取代咪唑衍生物的工艺,其中R1、R2、R3和R4如说明书中所定义。本发明进一步涉及一种制备式(II)化合物和式(II)化合物的新型结晶结构的工艺。