发明人孙丽萍,李文辉,郭海燕. "Method for the Synthesis of 3-(5-Amino-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 113272573 B, 授权公告日 2017-02-21.
发明人何建平,郭海燕,陈志强. "A Process for Preparing High-Purity 3-(5-Amino-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 113566512 A, 授权公告日 2015-01-17.
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