发明人马晓峰,胡光,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114237860 A, 授权公告日 2018-01-09.
发明人高志强,冯建国,徐明华. "Method for the Synthesis of 2-(1-Ethyl-1h-pyrazol-5-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 109378157 B, 授权公告日 2021-01-25.
发明人胡光,钱学锋,张德明. "A Process for Preparing High-Purity 2-(1-Ethyl-1h-pyrazol-5-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 117786129 B, 授权公告日 2021-05-19.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2017, 588, 3943-3955.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2015, 2278, (8), 2492-2515.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(1-Ethyl-1h-pyrazol-5-yl)butanoic acid Using HRMS and NMR". J. Agric. Food Chem., 2023, 2173, (4), 4172-4182.