Schröder R, Davis P L, Stevens L M. "一种西诺氨酯杂质4的合成方法" [P]. US Patent, US 10118608 B2, 2023-03-16.
发明人王建平,杨光,陈志强. "Method for the Synthesis of Cenobamate impurity 4" [P]. 中国发明专利, 专利号 CN 113951258 B, 授权公告日 2015-07-16.
发明人李文辉,王建平,胡光. "A Process for Preparing High-Purity Cenobamate impurity 4" [P]. 中国发明专利, 专利号 CN 109129087 A, 授权公告日 2019-06-24.
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