Brown S R, Williams B T, Lee S K. "一种环丙贝特EP杂质E的合成方法" [P]. US Patent, US 9346409 B2, 2017-03-02.
发明人何建平,胡光,唐晓军. "Method for the Synthesis of Ciprofibrate EP Impurity E" [P]. 中国发明专利, 专利号 CN 111925173 B, 授权公告日 2024-09-25.
Mueller T C, Lefèvre J P, Martínez F. "A Process for Preparing High-Purity Ciprofibrate EP Impurity E" [P]. European Patent, EP 3575162 A1, 2024-12-23.
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