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发明人钱学锋,罗永刚,何建平. "Method for the Synthesis of tert-butyl 4-(1-methyl-1H-pyrazol-4-yl)-3-oxopiperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113634680 B, 授权公告日 2020-02-16.
发明人林芳,高志强,朱建伟. "A Process for Preparing High-Purity tert-butyl 4-(1-methyl-1H-pyrazol-4-yl)-3-oxopiperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111558557 B, 授权公告日 2025-10-06.
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