发明人胡光,赵玉洁,沈红梅. "Method for the Synthesis of N-(3-chloro-2-methylphenyl)-3-(2-nitrophenoxy)thiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 109638659 B, 授权公告日 2022-12-12.
发明人张德明,钱学锋,马晓峰. "A Process for Preparing High-Purity N-(3-chloro-2-methylphenyl)-3-(2-nitrophenoxy)thiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 113998546 B, 授权公告日 2016-02-13.
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