发明人唐晓军,郑宇鹏,赵玉洁. "一种(R)-1-Cbz-4-Boc-哌嗪-2-甲腈的合成方法" [P]. 中国发明专利, 专利号 CN 115801462 A, 授权公告日 2018-07-27.
发明人郭海燕,陈志强,周伟. "Method for the Synthesis of (R)-1-Cbz-4-Boc-piperazine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 112909475 B, 授权公告日 2017-12-03.
发明人周伟,罗永刚,刘建华. "A Process for Preparing High-Purity (R)-1-Cbz-4-Boc-piperazine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 110665645 B, 授权公告日 2018-06-19.
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