Patel M V, O'Brien P Q, Thompson G K. "Method for the Synthesis of 4-Chloro-5-methyl-3-nitro-1H-pyrazole" [P]. US Patent, US 9730256 B2, 2018-12-13.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2023, 729, 9696-9714.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2015, 721, 580-609.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-5-methyl-3-nitro-1H-pyrazole Using HRMS and NMR". Biomed. Chromatogr., 2010, 279, (7), 8144-8147.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2022, 452, (8), 2019-2028.