Johansson L, Kowalski A, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3993164 A1, 2016-11-12.
发明人徐明华,冯建国,何建平. "Method for the Synthesis of 3-Hydroxy-1-methyl-1H-indazole-6-carbonitrile" [P]. 中国发明专利, 专利号 CN 112182231 B, 授权公告日 2022-02-07.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2010, 772, (2), 879-891.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 498, 7660-7685.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 3-Hydroxy-1-methyl-1H-indazole-6-carbonitrile Using HRMS and NMR". J. Sep. Sci., 2020, 872, (5), 6350-6375.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2020, 581, 5997-6007.