发明人韩伟,王建平,罗永刚. "一种4-羟基丙戊酸钠盐(非对映体的混合物)的合成方法" [P]. 中国发明专利, 专利号 CN 108746666 A, 授权公告日 2020-09-10.
发明人郑宇鹏,徐明华,孙丽萍. "Method for the Synthesis of 4-Hydroxy Valproic Acid Sodium Salt (Mixture of Diastereomers)" [P]. 中国发明专利, 专利号 CN 109365743 A, 授权公告日 2025-10-18.
发明人钱学锋,陈志强,王建平. "A Process for Preparing High-Purity 4-Hydroxy Valproic Acid Sodium Salt (Mixture of Diastereomers)" [P]. 中国发明专利, 专利号 CN 109655521 B, 授权公告日 2018-02-24.
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