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发明人徐明华,陈志强,周伟. "Method for the Synthesis of 2-Oxo-1H,2H,3H-pyrrolo[2,3-b]pyridine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110598609 A, 授权公告日 2021-11-19.
发明人何建平,刘建华,陈志强. "A Process for Preparing High-Purity 2-Oxo-1H,2H,3H-pyrrolo[2,3-b]pyridine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112653264 A, 授权公告日 2023-05-12.
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