发明人冯建国,郑宇鹏,朱建伟. "Method for the Synthesis of (S)-2-Hydrazinyl-3-(3-hydroxy-4-(phosphonooxy)phenyl)-2-methylpropanoic acid" [P]. 中国发明专利, 专利号 CN 108509995 A, 授权公告日 2019-06-22.
发明人马晓峰,唐晓军,杨光. "A Process for Preparing High-Purity (S)-2-Hydrazinyl-3-(3-hydroxy-4-(phosphonooxy)phenyl)-2-methylpropanoic acid" [P]. 中国发明专利, 专利号 CN 109894287 B, 授权公告日 2023-04-27.
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