发明人王建平,郑宇鹏,孙丽萍. "Method for the Synthesis of CI 898 D-Glucuronic Acid Salt (Trimetrexate D-Glucuronic Acid Salt)" [P]. 中国发明专利, 专利号 CN 117975336 B, 授权公告日 2020-09-05.
发明人林芳,罗永刚,徐明华. "A Process for Preparing High-Purity CI 898 D-Glucuronic Acid Salt (Trimetrexate D-Glucuronic Acid Salt)" [P]. 中国发明专利, 专利号 CN 113917505 B, 授权公告日 2022-06-18.
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