发明人冯建国,何建平,黄志刚. "Method for the Synthesis of 3-Chloro-6-ethyl-benzo[b]thiophene-2-carboxylic acid hydrazide
3-chloro-6-ethyl-1-benzothiophene-2-carbohydrazide
351000-82-3" [P]. 中国发明专利, 专利号 CN 111512547 A, 授权公告日 2018-07-24.
Klinger H, Anderson J P, Chen K W. "A Process for Preparing High-Purity 3-Chloro-6-ethyl-benzo[b]thiophene-2-carboxylic acid hydrazide
3-chloro-6-ethyl-1-benzothiophene-2-carbohydrazide
351000-82-3" [P]. US Patent, US 11129902 B2, 2019-05-06.
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