发明人王建平,沈红梅,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115973474 A, 授权公告日 2025-01-24.
发明人马晓峰,张德明,杨光. "Method for the Synthesis of 6-Cyclopropyl-1-(2-(isopropylamino)-2-oxoethyl)-3-methyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112698239 B, 授权公告日 2020-04-27.
Thompson G K, Stevens L M, Hughes D C. "A Process for Preparing High-Purity 6-Cyclopropyl-1-(2-(isopropylamino)-2-oxoethyl)-3-methyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. US Patent, US 9416549 B2, 2022-03-15.
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