Björnsson E, Nowak P, Sørensen M. "Method for the Synthesis of 1H-Pyrazol-4-amine, 1-(2-propyn-1-yl)-" [P]. European Patent, EP 3337493 A1, 2022-02-16.
发明人何建平,钱学锋,罗永刚. "A Process for Preparing High-Purity 1H-Pyrazol-4-amine, 1-(2-propyn-1-yl)-" [P]. 中国发明专利, 专利号 CN 117201963 B, 授权公告日 2015-07-05.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2014, 410, (9), 9475-9489.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2013, 905, 7753-7769.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1H-Pyrazol-4-amine, 1-(2-propyn-1-yl)- Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 173, (12), 3137-3165.