发明人张德明,刘建华,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109228285 A, 授权公告日 2023-12-04.
Johansson L, Kowalski A, Jørgensen K. "Method for the Synthesis of 2-(6-Chloro-2-(difluoromethyl)-5-nitropyridin-3-yl)acetic acid" [P]. European Patent, EP 3989521 A1, 2025-12-04.
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