发明人陈志强,黄志刚,高志强. "Method for the Synthesis of retro-Vitamin A acetate" [P]. 中国发明专利, 专利号 CN 109027012 B, 授权公告日 2023-06-09.
发明人徐明华,钱学锋,刘建华. "A Process for Preparing High-Purity retro-Vitamin A acetate" [P]. 中国发明专利, 专利号 CN 111202983 A, 授权公告日 2023-10-20.
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