发明人马晓峰,钱学锋,罗永刚. "Method for the Synthesis of 1-Isopropyl-3-((1-(2-methoxyethyl)piperidin-4-yl)methyl)urea" [P]. 中国发明专利, 专利号 CN 115157102 B, 授权公告日 2022-10-10.
发明人徐明华,何建平,陈志强. "A Process for Preparing High-Purity 1-Isopropyl-3-((1-(2-methoxyethyl)piperidin-4-yl)methyl)urea" [P]. 中国发明专利, 专利号 CN 115929606 B, 授权公告日 2015-10-28.
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