发明人高志强,王建平,赵玉洁. "Method for the Synthesis of Methyl 2-(4-ethyl-3-oxo-2-piperazinyl)acetate" [P]. 中国发明专利, 专利号 CN 115308301 B, 授权公告日 2025-04-04.
发明人胡光,杨光,唐晓军. "A Process for Preparing High-Purity Methyl 2-(4-ethyl-3-oxo-2-piperazinyl)acetate" [P]. 中国发明专利, 专利号 CN 117828496 A, 授权公告日 2025-09-28.
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