Lefèvre J P, Jørgensen K, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3008508 A1, 2020-05-23.
发明人刘建华,徐明华,沈红梅. "Method for the Synthesis of 4-Bromo-1-(2,2-difluoroethyl)-1h-pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 113887415 A, 授权公告日 2025-07-01.
Nielsen H, Schröder R, Sørensen M. "A Process for Preparing High-Purity 4-Bromo-1-(2,2-difluoroethyl)-1h-pyrazol-3-amine" [P]. European Patent, EP 3338464 A1, 2016-11-07.
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". Environ. Sci. Technol., 2016, 2301, (12), 6352-6375.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2022, 1071, 7438-7463.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-1-(2,2-difluoroethyl)-1h-pyrazol-3-amine Using HRMS and NMR". Sci. Total Environ., 2025, 1442, (2), 3891-3906.