发明人韩伟,马晓峰,刘建华. "Method for the Synthesis of Metoclopramide Impurity 28" [P]. 中国发明专利, 专利号 CN 110555409 A, 授权公告日 2020-12-15.
发明人李文辉,罗永刚,林芳. "A Process for Preparing High-Purity Metoclopramide Impurity 28" [P]. 中国发明专利, 专利号 CN 117187113 A, 授权公告日 2024-03-01.
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