发明人李文辉,黄志刚,何建平. "Method for the Synthesis of 4-(Hydroxymethyl)-4-methyl-1-phenylpyrazolidin-3-one" [P]. 中国发明专利, 专利号 CN 114824183 A, 授权公告日 2024-12-27.
发明人高志强,赵玉洁,王建平. "A Process for Preparing High-Purity 4-(Hydroxymethyl)-4-methyl-1-phenylpyrazolidin-3-one" [P]. 中国发明专利, 专利号 CN 113169524 B, 授权公告日 2020-12-18.
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