发明人朱建伟,高志强,王建平. "Method for the Synthesis of 186320-19-4
3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-methylpropanoic acid
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C19H19NO4" [P]. 中国发明专利, 专利号 CN 109010252 A, 授权公告日 2025-06-24.
发明人刘建华,林芳,马晓峰. "A Process for Preparing High-Purity 186320-19-4
3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-methylpropanoic acid
9731AA
C19H19NO4" [P]. 中国发明专利, 专利号 CN 115482809 B, 授权公告日 2022-02-08.
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