发明人王建平,张德明,郑宇鹏. "Method for the Synthesis of (2S,4S)-2-Methyl-3,4-dihydro-2H-1-benzopyran-4-ol" [P]. 中国发明专利, 专利号 CN 110326836 B, 授权公告日 2021-06-24.
发明人张德明,徐明华,郑宇鹏. "A Process for Preparing High-Purity (2S,4S)-2-Methyl-3,4-dihydro-2H-1-benzopyran-4-ol" [P]. 中国发明专利, 专利号 CN 115974114 B, 授权公告日 2022-08-13.
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