发明人黄志刚,何建平,徐明华. "Method for the Synthesis of (R)-3-((tert-butoxycarbonyl)amino)-2-(2,3-difluorobenzyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 111336758 B, 授权公告日 2016-04-28.
发明人钱学锋,胡光,罗永刚. "A Process for Preparing High-Purity (R)-3-((tert-butoxycarbonyl)amino)-2-(2,3-difluorobenzyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 110263577 B, 授权公告日 2024-01-08.
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