发明人黄志刚,何建平,沈红梅. "Method for the Synthesis of Argatroban Impurity 131" [P]. 中国发明专利, 专利号 CN 109885925 A, 授权公告日 2017-06-27.
发明人冯建国,马晓峰,罗永刚. "A Process for Preparing High-Purity Argatroban Impurity 131" [P]. 中国发明专利, 专利号 CN 110525829 A, 授权公告日 2023-12-09.
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