发明人李文辉,朱建伟,何建平. "Method for the Synthesis of Methyl (2r)-2-amino-3-(2-oxoindolin-5-yl)propanoate" [P]. 中国发明专利, 专利号 CN 113994684 B, 授权公告日 2017-08-01.
发明人王建平,朱建伟,胡光. "A Process for Preparing High-Purity Methyl (2r)-2-amino-3-(2-oxoindolin-5-yl)propanoate" [P]. 中国发明专利, 专利号 CN 114363402 B, 授权公告日 2020-12-13.
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