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发明人高志强,张德明,冯建国. "Method for the Synthesis of 6626-23-9
ethyl 5-[(2,4-dimethylphenyl)carbamoyl]-2-(3-fluorobenzamido)-4-methylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117181585 B, 授权公告日 2015-12-17.
发明人张德明,朱建伟,李文辉. "A Process for Preparing High-Purity 6626-23-9
ethyl 5-[(2,4-dimethylphenyl)carbamoyl]-2-(3-fluorobenzamido)-4-methylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111932717 B, 授权公告日 2016-12-04.
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