O'Brien P Q, Kumar R, Patel M V. "一种的合成方法" [P]. US Patent, US 9971308 B2, 2018-04-02.
发明人林芳,马晓峰,朱建伟. "Method for the Synthesis of 1-(1-Ethyl-3-methyl-1H-pyrazol-4-yl methyl)-piperazine" [P]. 中国发明专利, 专利号 CN 117551299 B, 授权公告日 2016-05-25.
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". Phytochemistry, 2013, 1526, (4), 1344-1374.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2012, 414, (12), 190-201.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-(1-Ethyl-3-methyl-1H-pyrazol-4-yl methyl)-piperazine Using HRMS and NMR". Chemosphere, 2022, 746, (9), 7671-7674.