发明人罗永刚,杨光,王建平. "一种4-(吡啶-3-基)-1H-吡唑-3-甲酸乙酯的合成方法" [P]. 中国发明专利, 专利号 CN 113605404 A, 授权公告日 2023-04-11.
发明人郑宇鹏,唐晓军,朱建伟. "Method for the Synthesis of Ethyl 4-(pyridin-3-yl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115632631 B, 授权公告日 2018-12-21.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 4-(吡啶-3-基)-1H-吡唑-3-甲酸乙酯 in Pharmaceutical Formulations". Chromatographia, 2012, 682, (4), 1050-1075.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-(吡啶-3-基)-1H-吡唑-3-甲酸乙酯 as an Impurity". Talanta, 2025, 852, (9), 5183-5191.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(pyridin-3-yl)-1H-pyrazole-3-carboxylate Using HRMS and NMR". Molecules, 2023, 1650, (4), 7758-7765.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate 4-(吡啶-3-基)-1H-吡唑-3-甲酸乙酯 Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2015, 1279, (5), 528-553.