发明人沈红梅,徐明华,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108421111 A, 授权公告日 2019-10-13.
发明人陈志强,周伟,何建平. "Method for the Synthesis of 1-Ethyl-5-(trifluoromethyl)-1H-pyrazol-4-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 113279558 A, 授权公告日 2023-04-07.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2023, 2204, (8), 6013-6018.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 2449, (7), 9148-9153.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-5-(trifluoromethyl)-1H-pyrazol-4-amine hydrochloride Using HRMS and NMR". Food Chem., 2020, 1347, 1200-1225.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2021, 2054, (1), 3948-3954.