发明人杨光,郭海燕,陈志强. "Method for the Synthesis of Ethyl 5-(1-ethyl-3-methyl-1H-pyrazol-4-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109087737 A, 授权公告日 2023-05-18.
Thompson G K, Brown S R, Stevens L M. "A Process for Preparing High-Purity Ethyl 5-(1-ethyl-3-methyl-1H-pyrazol-4-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate" [P]. US Patent, US 11514311 B2, 2020-12-26.
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