Chen K W, Schröder R, Hughes D C. "一种的合成方法" [P]. US Patent, US 9449311 B2, 2024-09-27.
发明人罗永刚,张德明,高志强. "Method for the Synthesis of 1,2,4-Triazolo[4,3-a]pyridine-7-carbonitrile" [P]. 中国发明专利, 专利号 CN 112577462 A, 授权公告日 2022-08-03.
Schröder R, Nowak P, Johansson L. "A Process for Preparing High-Purity 1,2,4-Triazolo[4,3-a]pyridine-7-carbonitrile" [P]. European Patent, EP 3230819 A1, 2022-09-25.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2017, 528, 6409-6424.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 993, 226-242.