发明人何建平,张德明,孙丽萍. "Method for the Synthesis of 2-(4-Acetylpiperazine-1-carbonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 113778984 A, 授权公告日 2020-10-26.
发明人沈红梅,周伟,赵玉洁. "A Process for Preparing High-Purity 2-(4-Acetylpiperazine-1-carbonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 110892859 B, 授权公告日 2023-10-12.
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