Martínez F, Nielsen H, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3194882 A1, 2023-03-22.
发明人郑宇鹏,周伟,何建平. "Method for the Synthesis of 3-methyl-5-nitro-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 109833633 A, 授权公告日 2023-07-05.
发明人马晓峰,杨光,高志强. "A Process for Preparing High-Purity 3-methyl-5-nitro-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 115177500 A, 授权公告日 2021-01-27.
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