发明人王建平,罗永刚,何建平. "Method for the Synthesis of 2-[(2S)-4-ethylsulfonylpiperazin-2-yl]acetonitrile" [P]. 中国发明专利, 专利号 CN 111333527 B, 授权公告日 2015-09-23.
Kumar R, Schröder R, Fischer A B. "A Process for Preparing High-Purity 2-[(2S)-4-ethylsulfonylpiperazin-2-yl]acetonitrile" [P]. US Patent, US 11201630 B2, 2021-03-09.
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