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发明人孙丽萍,黄志刚,罗永刚. "Method for the Synthesis of Ethyl (2E)-3-amino-3-[4-(4-methoxyphenyl)piperazin-1-yl]prop-2-enoate" [P]. 中国发明专利, 专利号 CN 111988271 B, 授权公告日 2016-10-23.
发明人杨光,马晓峰,黄志刚. "A Process for Preparing High-Purity Ethyl (2E)-3-amino-3-[4-(4-methoxyphenyl)piperazin-1-yl]prop-2-enoate" [P]. 中国发明专利, 专利号 CN 113214184 B, 授权公告日 2015-11-12.
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