发明人刘建华,高志强,郑宇鹏. "Method for the Synthesis of Praziquantel Impurity 1" [P]. 中国发明专利, 专利号 CN 114190279 A, 授权公告日 2023-01-01.
Klinger H, Lee S K, Davis P L. "A Process for Preparing High-Purity Praziquantel Impurity 1" [P]. US Patent, US 9218294 B2, 2021-03-26.
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