发明人徐明华,陈志强,朱建伟. "Method for the Synthesis of Triethylamine 4-chloro-3-(4-(4-(dimethylamino)benzylidene)-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate" [P]. 中国发明专利, 专利号 CN 109347533 A, 授权公告日 2017-08-08.
Williams B T, Lee S K, Hughes D C. "A Process for Preparing High-Purity Triethylamine 4-chloro-3-(4-(4-(dimethylamino)benzylidene)-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate" [P]. US Patent, US 9067675 B2, 2019-07-24.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2025, 301, 7433-7455.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2024, 464, 7454-7484.