Schröder R, Davis P L, Chen K W. "一种Phenytoin Impurity2的合成方法" [P]. US Patent, US 9725578 B2, 2018-06-13.
发明人张德明,马晓峰,胡光. "Method for the Synthesis of Phenytoin Impurity 2" [P]. 中国发明专利, 专利号 CN 109398670 A, 授权公告日 2022-02-20.
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