Schröder R, Sørensen M, Rossi M. "一种的合成方法" [P]. European Patent, EP 3540701 A1, 2025-04-03.
发明人钱学锋,韩伟,沈红梅. "Method for the Synthesis of 2-(4-Methyl-1h-pyrazol-1-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 113800142 A, 授权公告日 2018-07-09.
发明人郑宇鹏,赵玉洁,罗永刚. "A Process for Preparing High-Purity 2-(4-Methyl-1h-pyrazol-1-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 108459131 A, 授权公告日 2017-07-18.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2013, 152, 1942-1968.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 1620, (8), 507-531.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Methyl-1h-pyrazol-1-yl)butanoic acid Using HRMS and NMR". Sci. Total Environ., 2020, 2265, 2706-2714.