Williams B T, Fischer A B, Klinger H. "一种的合成方法" [P]. US Patent, US 11800449 B2, 2021-03-28.
Fischer A B, Anderson J P, Stevens L M. "Method for the Synthesis of 6-Chloro-4-fluoro-3-iodo-1-methyl-1H-indazole" [P]. US Patent, US 9761413 B2, 2020-09-21.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2010, 2338, 6037-6054.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 1959, 5870-5876.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-4-fluoro-3-iodo-1-methyl-1H-indazole Using HRMS and NMR". Anal. Methods, 2023, 705, (2), 6304-6322.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2019, 1798, (6), 4691-4712.