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发明人郭海燕,郑宇鹏,陈志强. "Method for the Synthesis of MEthyl (2r)-2-[(tert-butoxy)carbonylamino]-3-(4-pyridyl)propanoate" [P]. 中国发明专利, 专利号 CN 113802445 A, 授权公告日 2017-08-04.
发明人张德明,刘建华,赵玉洁. "A Process for Preparing High-Purity MEthyl (2r)-2-[(tert-butoxy)carbonylamino]-3-(4-pyridyl)propanoate" [P]. 中国发明专利, 专利号 CN 112309902 A, 授权公告日 2017-09-23.
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