The present invention relates to a novel crystalline polymorphic form of 3-Hydroxy-4,5-bis-benzyloxy-6-benzyloxymethyl-2-phenyl-2-oxo-2λ5-[1,2]oxaphosphinane and a method for preparing the same.
本发明涉及 3-羟基-4,5-双苄氧基-6-苄氧基甲基-2-苯基-2-氧代-2λ5-[1,2]氧
磷烷的一种新型结晶多晶型和制备方法。