发明人李文辉,冯建国,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117818599 A, 授权公告日 2019-05-08.
发明人李文辉,郑宇鹏,高志强. "Method for the Synthesis of 4-(2-(4-(2-Methylbenzamido)benzoyl)hydrazinyl)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 115033626 B, 授权公告日 2022-02-10.
发明人徐明华,郭海燕,赵玉洁. "A Process for Preparing High-Purity 4-(2-(4-(2-Methylbenzamido)benzoyl)hydrazinyl)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 115986665 B, 授权公告日 2017-02-24.
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