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发明人林芳,罗永刚,王建平. "Method for the Synthesis of 2-(3-Acetyl-2-(4-fluorophenyl)-4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-1-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 115670664 A, 授权公告日 2021-03-19.
发明人林芳,马晓峰,冯建国. "A Process for Preparing High-Purity 2-(3-Acetyl-2-(4-fluorophenyl)-4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-1-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 115736914 A, 授权公告日 2025-08-12.
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