发明人徐明华,周伟,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112268518 A, 授权公告日 2024-03-17.
发明人刘建华,高志强,周伟. "Method for the Synthesis of Methyl 2-(2-(4-chlorophenyl)acetamido)-5-((2-ethoxyphenyl)carbamoyl)-4-methylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110901961 A, 授权公告日 2018-11-27.
发明人罗永刚,冯建国,林芳. "A Process for Preparing High-Purity Methyl 2-(2-(4-chlorophenyl)acetamido)-5-((2-ethoxyphenyl)carbamoyl)-4-methylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116526411 A, 授权公告日 2020-09-10.
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