发明人张德明,冯建国,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117944955 A, 授权公告日 2021-09-17.
Davis P L, O'Brien P Q, Brown S R. "Method for the Synthesis of 2-(4-Fluorophenyl)-2,3-dihydro-1H-imidazo[1,2-b]pyrazole-7-carboxylic acid" [P]. US Patent, US 9966276 B2, 2017-01-14.
发明人王建平,刘建华,杨光. "A Process for Preparing High-Purity 2-(4-Fluorophenyl)-2,3-dihydro-1H-imidazo[1,2-b]pyrazole-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115037684 B, 授权公告日 2017-10-16.
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