发明人杨光,王建平,马晓峰. "Method for the Synthesis of Ethyl 4-(3-(trifluoromethyl)pyridin-2-yl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 112603979 B, 授权公告日 2022-02-16.
发明人郭海燕,郑宇鹏,徐明华. "A Process for Preparing High-Purity Ethyl 4-(3-(trifluoromethyl)pyridin-2-yl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 114520002 A, 授权公告日 2024-12-18.
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