发明人赵玉洁,杨光,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109731166 A, 授权公告日 2021-09-21.
O'Brien P Q, Roberts E F, Fischer A B. "Method for the Synthesis of 4-Hydroxy-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile" [P]. US Patent, US 11001796 B2, 2021-11-21.
发明人钱学锋,周伟,张德明. "A Process for Preparing High-Purity 4-Hydroxy-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 110730733 B, 授权公告日 2022-01-24.
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