发明人王建平,林芳,罗永刚. "Method for the Synthesis of 1H-Pyrrolo[2,3-b]pyridine-3-carboxylic acid, hydrazide
310887-39-9" [P]. 中国发明专利, 专利号 CN 109181834 B, 授权公告日 2022-12-28.
发明人朱建伟,韩伟,冯建国. "A Process for Preparing High-Purity 1H-Pyrrolo[2,3-b]pyridine-3-carboxylic acid, hydrazide
310887-39-9" [P]. 中国发明专利, 专利号 CN 115227407 A, 授权公告日 2016-02-09.
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