发明人罗永刚,唐晓军,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117613087 A, 授权公告日 2018-10-22.
发明人李文辉,马晓峰,杨光. "Method for the Synthesis of (E)-4-Cinnamoyl-1H-pyrazol-3(2H)-one" [P]. 中国发明专利, 专利号 CN 109859114 A, 授权公告日 2024-07-20.
Martínez F, Rossi M, Sørensen M. "A Process for Preparing High-Purity (E)-4-Cinnamoyl-1H-pyrazol-3(2H)-one" [P]. European Patent, EP 3404403 A1, 2016-04-02.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2019, 1323, 6009-6037.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2024, 1619, (4), 4418-4423.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of (E)-4-Cinnamoyl-1H-pyrazol-3(2H)-one Using HRMS and NMR". Chemosphere, 2013, 2135, 8827-8830.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2010, 2282, (6), 5737-5741.