Nowak P, Jørgensen K, Schröder R. "一种的合成方法" [P]. European Patent, EP 3648529 A1, 2016-01-11.
发明人王建平,冯建国,林芳. "Method for the Synthesis of 4,6-Difluoro-1-methyl-1H-indazole" [P]. 中国发明专利, 专利号 CN 114179693 B, 授权公告日 2016-08-01.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2016, 1840, 3811-3828.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2012, 1551, 7637-7641.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4,6-Difluoro-1-methyl-1H-indazole Using HRMS and NMR". Molecules, 2021, 990, (11), 9424-9439.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2016, 651, (9), 6830-6844.