Hughes D C, Yamamoto T, Chen K W. "Method for the Synthesis of N-(4-fluoro-3-nitrophenyl)-4-oxo-4-(pyrrolidin-1-yl)butanamide" [P]. US Patent, US 11298248 B2, 2018-11-28.
发明人张德明,郑宇鹏,马晓峰. "A Process for Preparing High-Purity N-(4-fluoro-3-nitrophenyl)-4-oxo-4-(pyrrolidin-1-yl)butanamide" [P]. 中国发明专利, 专利号 CN 115573563 A, 授权公告日 2019-02-06.
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