发明人郭海燕,李文辉,赵玉洁. "Method for the Synthesis of 4-(2,2,2-Trifluoroethyl)piperazin-2-one" [P]. 中国发明专利, 专利号 CN 108307343 B, 授权公告日 2023-03-28.
发明人周伟,孙丽萍,马晓峰. "A Process for Preparing High-Purity 4-(2,2,2-Trifluoroethyl)piperazin-2-one" [P]. 中国发明专利, 专利号 CN 114360565 B, 授权公告日 2015-05-20.
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