发明人林芳,高志强,朱建伟. "Method for the Synthesis of 3-(4-Fluorophenyl)-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 113112695 A, 授权公告日 2024-04-22.
发明人李文辉,孙丽萍,郑宇鹏. "A Process for Preparing High-Purity 3-(4-Fluorophenyl)-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 113000141 B, 授权公告日 2023-06-19.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2015, 1533, (3), 9240-9248.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2021, 2159, (1), 7767-7784.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Fluorophenyl)-1H-pyrazol-5(4H)-one Using HRMS and NMR". Talanta, 2023, 383, (2), 7765-7779.