Kumar R, Chen K W, Thompson G K. "一种的合成方法" [P]. US Patent, US 10156208 B2, 2024-04-13.
Björnsson E, Lefèvre J P, Nowak P. "Method for the Synthesis of 7-Methyl-1H-indazole-3-carbonitrile" [P]. European Patent, EP 3209292 A1, 2018-06-01.
Roberts E F, Fischer A B, Stevens L M. "A Process for Preparing High-Purity 7-Methyl-1H-indazole-3-carbonitrile" [P]. US Patent, US 9941428 B2, 2018-01-08.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2017, 471, (8), 4937-4944.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2012, 1204, 8843-8853.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 7-Methyl-1H-indazole-3-carbonitrile Using HRMS and NMR". Environ. Sci. Technol., 2011, 2431, (10), 776-804.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2024, 943, (3), 9131-9145.