发明人张德明,高志强,韩伟. "Method for the Synthesis of rac-5, 7--Dimethyltocol" [P]. 中国发明专利, 专利号 CN 117151224 A, 授权公告日 2019-09-15.
发明人韩伟,沈红梅,孙丽萍. "A Process for Preparing High-Purity rac-5, 7--Dimethyltocol" [P]. 中国发明专利, 专利号 CN 110223439 B, 授权公告日 2017-07-10.
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