发明人冯建国,王建平,刘建华. "一种阿加曲班杂质52的合成方法" [P]. 中国发明专利, 专利号 CN 108195108 A, 授权公告日 2025-11-15.
发明人刘建华,周伟,赵玉洁. "Method for the Synthesis of Argatroban Impurity 52" [P]. 中国发明专利, 专利号 CN 110388490 A, 授权公告日 2020-06-17.
发明人黄志刚,张德明,刘建华. "A Process for Preparing High-Purity Argatroban Impurity 52" [P]. 中国发明专利, 专利号 CN 111782236 B, 授权公告日 2024-06-11.
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