发明人李文辉,钱学锋,罗永刚. "Method for the Synthesis of 4-Hydroxy-3-Methylbut-2-enolide" [P]. 中国发明专利, 专利号 CN 117250408 A, 授权公告日 2022-03-04.
Anderson J P, Johnson M A, Hughes D C. "A Process for Preparing High-Purity 4-Hydroxy-3-Methylbut-2-enolide" [P]. US Patent, US 11939661 B2, 2021-09-22.
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