发明人何建平,赵玉洁,张德明. "Method for the Synthesis of 2-[(2,4-Difluorophenyl)carbamoyl]thiophen-3-yl N,N-dimethylsulfamate" [P]. 中国发明专利, 专利号 CN 116544492 A, 授权公告日 2016-03-23.
发明人钱学锋,胡光,沈红梅. "A Process for Preparing High-Purity 2-[(2,4-Difluorophenyl)carbamoyl]thiophen-3-yl N,N-dimethylsulfamate" [P]. 中国发明专利, 专利号 CN 108063241 B, 授权公告日 2017-12-12.
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