Mueller T, Johnson M A, Fischer A B. "一种的合成方法" [P]. US Patent, US 10972291 B2, 2023-09-27.
发明人张德明,何建平,钱学锋. "Method for the Synthesis of 4-(4-Chloro-3,5-dimethyl-1h-pyrazol-1-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 115267704 B, 授权公告日 2019-10-02.
发明人高志强,陈志强,钱学锋. "A Process for Preparing High-Purity 4-(4-Chloro-3,5-dimethyl-1h-pyrazol-1-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 117770406 A, 授权公告日 2022-10-09.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2010, 2022, (3), 7525-7531.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 847, 710-716.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(4-Chloro-3,5-dimethyl-1h-pyrazol-1-yl)butanoic acid Using HRMS and NMR". Anal. Chem., 2024, 1920, 5020-5038.