Martínez F, Johansson L, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3994699 A1, 2021-07-21.
发明人冯建国,李文辉,杨光. "Method for the Synthesis of 5-(Thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115579146 B, 授权公告日 2023-09-19.
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