发明人林芳,马晓峰,罗永刚. "Method for the Synthesis of (R)-6-Isopropylpiperazin-2-one" [P]. 中国发明专利, 专利号 CN 111261884 A, 授权公告日 2020-05-27.
发明人唐晓军,周伟,何建平. "A Process for Preparing High-Purity (R)-6-Isopropylpiperazin-2-one" [P]. 中国发明专利, 专利号 CN 116141941 B, 授权公告日 2020-06-01.
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