Patel M V, Chen K W, Mueller T. "一种的合成方法" [P]. US Patent, US 10362767 B2, 2022-07-08.
发明人郑宇鹏,何建平,韩伟. "Method for the Synthesis of Ethyl 3-methyl-5-(3-(thiophene-2-carbonyl)thioureido)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112836919 A, 授权公告日 2021-01-23.
发明人刘建华,杨光,马晓峰. "A Process for Preparing High-Purity Ethyl 3-methyl-5-(3-(thiophene-2-carbonyl)thioureido)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108540693 B, 授权公告日 2022-07-07.
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