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发明人孙丽萍,唐晓军,陈志强. "Method for the Synthesis of (3S) -3-[[(1,1-Dimethylethoxy) carbonyl] amino] -4-hydroxy-butanoic Acid Methyl Ester" [P]. 中国发明专利, 专利号 CN 116749456 A, 授权公告日 2023-08-10.
发明人孙丽萍,郭海燕,黄志刚. "A Process for Preparing High-Purity (3S) -3-[[(1,1-Dimethylethoxy) carbonyl] amino] -4-hydroxy-butanoic Acid Methyl Ester" [P]. 中国发明专利, 专利号 CN 114531996 A, 授权公告日 2022-04-07.
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