发明人张德明,韩伟,唐晓军. "Method for the Synthesis of Vitamin K1 Impurity 61" [P]. 中国发明专利, 专利号 CN 110176962 A, 授权公告日 2016-06-02.
发明人刘建华,唐晓军,钱学锋. "A Process for Preparing High-Purity Vitamin K1 Impurity 61" [P]. 中国发明专利, 专利号 CN 109096873 B, 授权公告日 2017-02-25.
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