发明人黄志刚,徐明华,韩伟. "Method for the Synthesis of 2-(2-Hydroxy-ethyl)-4-methyl-piperazine-1-carboxylic acid tert-butyl ester" [P]. 中国发明专利, 专利号 CN 108377988 A, 授权公告日 2016-12-12.
发明人李文辉,胡光,何建平. "A Process for Preparing High-Purity 2-(2-Hydroxy-ethyl)-4-methyl-piperazine-1-carboxylic acid tert-butyl ester" [P]. 中国发明专利, 专利号 CN 109004922 A, 授权公告日 2021-04-20.
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