发明人沈红梅,刘建华,罗永刚. "Method for the Synthesis of 3-(4-Chlorophenyl)-5-(methylsulfanyl)thiophene-2-carbohydrazide" [P]. 中国发明专利, 专利号 CN 109965446 B, 授权公告日 2020-03-16.
发明人郑宇鹏,陈志强,郭海燕. "A Process for Preparing High-Purity 3-(4-Chlorophenyl)-5-(methylsulfanyl)thiophene-2-carbohydrazide" [P]. 中国发明专利, 专利号 CN 117640116 B, 授权公告日 2016-12-07.
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