Martínez F, Mueller T C, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3387835 A1, 2021-11-12.
Jørgensen K, Rossi M, Schröder R. "Method for the Synthesis of 5,6-Dichloro-1H-indazol-4-ol" [P]. European Patent, EP 3751477 A1, 2023-09-17.
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". J. Nat. Prod., 2019, 1799, 8644-8670.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2012, 709, (1), 9803-9808.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 5,6-Dichloro-1H-indazol-4-ol Using HRMS and NMR". Chemosphere, 2014, 1587, 9330-9349.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2015, 1188, 6557-6563.