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。