发明人林芳,朱建伟,刘建华. "Method for the Synthesis of 6-Bromo-2-oxo-2,3-dihydro-1h-indole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114586681 A, 授权公告日 2024-04-22.
发明人马晓峰,郑宇鹏,孙丽萍. "A Process for Preparing High-Purity 6-Bromo-2-oxo-2,3-dihydro-1h-indole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115123272 B, 授权公告日 2023-04-11.
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