发明人张德明,王建平,赵玉洁. "一种生育酚杂质39的合成方法" [P]. 中国发明专利, 专利号 CN 112112629 A, 授权公告日 2018-06-15.
发明人李文辉,孙丽萍,郑宇鹏. "Method for the Synthesis of Tocopherol impurity 39" [P]. 中国发明专利, 专利号 CN 109882594 B, 授权公告日 2020-01-12.
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