申请人:CELGENE CORPORATION
                            
                            
                                公开号:EP1004581A2
                            
                            
                                公开(公告)日:2000-05-31
                            
                            
A process of preparing thalidomide in which N-phthaloylglutamine or N-phthaloylisoglutamine is cyclized with N,N'-carbonyldiimidazole, characterised in that the process comprises heating said N-phthaloylglutamine or N-phthaloylisoglutamine and N,N'-carbonyldiimidazole in refluxing anhydrous tetrahydrofuran.
                            一种制备
沙利度胺的工艺,其中 N-
邻苯二甲酰基谷
氨酰胺或 N-
邻苯二甲酰基异谷
氨酰胺与 
N,N'-羰基二咪唑环化,其特征在于该工艺包括在回流的无
水四氢呋喃中加热所述 N-
邻苯二甲酰基谷
氨酰胺或 N-
邻苯二甲酰基异谷
氨酰胺和 
N,N'-羰基二咪唑。